Cleaned up files

Bump com.google.guava:guava from 31.1-jre to 32.0.0-jre in /Common

.github/workflows/maven.yml

@@ -1,6 +1,8 @@
 on:
   push:
-    branches: ["**"]
+    branches: [master]
+  pull_request:
+    branches: [master]
  
 jobs:
   build:
@@ -13,8 +15,17 @@ jobs:
         uses: actions/setup-java@v1
         with:
           java-version: 17.0
- 
+      - name: Cache Maven packages
+        uses: actions/cache@v2
+        with:
+          path: ~/.m2
+          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
       - name: Compile
         run: mvn -B -Pclean install
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Upload AntiVPN
+        uses: actions/upload-artifact@v2
+        with:
+          name: AntiVPN
+          path: Assembly/target/Assembly-*.jar

.gitignore

@@ -13,6 +13,9 @@ local.properties
 .settings/
 .loadpath
 .recommenders
+*.iml
+
+.idea/
 
 # External tool builders
 .externalToolBuilders/

Assembly/dependency-reduced-pom.xml

@@ -1,63 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-  <parent>
-    <artifactId>AntiVPN</artifactId>
-    <groupId>dev.brighten.antivpn</groupId>
-    <version>1.7.1</version>
-  </parent>
-  <modelVersion>4.0.0</modelVersion>
-  <artifactId>Assembly</artifactId>
-  <build>
-    <plugins>
-      <plugin>
-        <artifactId>maven-shade-plugin</artifactId>
-        <version>3.2.4</version>
-        <executions>
-          <execution>
-            <phase>package</phase>
-            <goals>
-              <goal>shade</goal>
-            </goals>
-            <configuration>
-              <minimizeJar>false</minimizeJar>
-              <relocations>
-                <relocation>
-                  <pattern>org.yaml.snakeyaml</pattern>
-                  <shadedPattern>dev.brighten.antivpn.utils.shaded.org.yaml.snakeyaml</shadedPattern>
-                </relocation>
-                <relocation>
-                  <pattern>com.mongodb</pattern>
-                  <shadedPattern>dev.brighten.antivpn.utils.shaded.com.mongodb</shadedPattern>
-                </relocation>
-                <relocation>
-                  <pattern>org.bson</pattern>
-                  <shadedPattern>dev.brighten.antivpn.utils.shaded.org.bson</shadedPattern>
-                </relocation>
-                <relocation>
-                  <pattern>com.mysql</pattern>
-                  <shadedPattern>dev.brighten.antivpn.utils.shaded.com.mysql</shadedPattern>
-                </relocation>
-                <relocation>
-                  <pattern>com.moandjiezana</pattern>
-                  <shadedPattern>dev.brighten.antivpn.utils.shaded.com.moandjiezana</shadedPattern>
-                </relocation>
-              </relocations>
-            </configuration>
-          </execution>
-        </executions>
-      </plugin>
-    </plugins>
-  </build>
-  <dependencies>
-    <dependency>
-      <groupId>cc.funkemunky.utils</groupId>
-      <artifactId>lombok</artifactId>
-      <version>1.18.0</version>
-      <scope>provided</scope>
-    </dependency>
-  </dependencies>
-  <properties>
-    <maven.compiler.target>8</maven.compiler.target>
-    <maven.compiler.source>8</maven.compiler.source>
-  </properties>
-</project>

Assembly/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>AntiVPN</artifactId>
         <groupId>dev.brighten.antivpn</groupId>
-        <version>1.7.1</version>
+        <version>1.9.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -29,27 +29,14 @@
                             <goal>shade</goal>
                         </goals>
                         <configuration>
-                            <minimizeJar>false</minimizeJar>
                             <relocations>
                                 <relocation>
                                     <pattern>org.yaml.snakeyaml</pattern>
-                                    <shadedPattern>dev.brighten.antivpn.utils.shaded.org.yaml.snakeyaml</shadedPattern>
+                                    <shadedPattern>dev.brighten.antivpn.shaded.org.yaml.snakeyaml</shadedPattern>
                                 </relocation>
                                 <relocation>
-                                    <pattern>com.mongodb</pattern>
-                                    <shadedPattern>dev.brighten.antivpn.utils.shaded.com.mongodb</shadedPattern>
-                                </relocation>
-                                <relocation>
-                                    <pattern>org.bson</pattern>
-                                    <shadedPattern>dev.brighten.antivpn.utils.shaded.org.bson</shadedPattern>
-                                </relocation>
-                                <relocation>
-                                    <pattern>com.mysql</pattern>
-                                    <shadedPattern>dev.brighten.antivpn.utils.shaded.com.mysql</shadedPattern>
-                                </relocation>
-                                <relocation>
-                                    <pattern>com.moandjiezana</pattern>
-                                    <shadedPattern>dev.brighten.antivpn.utils.shaded.com.moandjiezana</shadedPattern>
+                                    <pattern>com.google.common</pattern>
+                                    <shadedPattern>dev.brighten.antivpn.shaded.com.google.common</shadedPattern>
                                 </relocation>
                             </relocations>
                         </configuration>

Bukkit/dependency-reduced-pom.xml

@@ -1,96 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-  <parent>
-    <artifactId>AntiVPN</artifactId>
-    <groupId>dev.brighten.antivpn</groupId>
-    <version>1.7.1</version>
-  </parent>
-  <modelVersion>4.0.0</modelVersion>
-  <artifactId>Bukkit</artifactId>
-  <build>
-    <resources>
-      <resource>
-        <filtering>true</filtering>
-        <directory>src/main/resources</directory>
-      </resource>
-    </resources>
-    <plugins>
-      <plugin>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <version>3.7.0</version>
-        <configuration>
-          <source>8</source>
-          <target>8</target>
-          <compilerArgument>-XDignore.symbol.file</compilerArgument>
-        </configuration>
-      </plugin>
-      <plugin>
-        <artifactId>maven-shade-plugin</artifactId>
-        <version>3.1.0</version>
-        <executions>
-          <execution>
-            <phase>package</phase>
-            <goals>
-              <goal>shade</goal>
-            </goals>
-          </execution>
-        </executions>
-        <configuration>
-          <relocations>
-            <relocation>
-              <pattern>org.bstats</pattern>
-              <shadedPattern>dev.brighten.antivpn.bukkit.org.bstats</shadedPattern>
-            </relocation>
-          </relocations>
-        </configuration>
-      </plugin>
-    </plugins>
-  </build>
-  <dependencies>
-    <dependency>
-      <groupId>org.github.spigot</groupId>
-      <artifactId>1.13.2</artifactId>
-      <version>1.13.2</version>
-      <scope>provided</scope>
-    </dependency>
-    <dependency>
-      <groupId>dev.brighten.antivpn</groupId>
-      <artifactId>Common</artifactId>
-      <version>1.7.1</version>
-      <scope>provided</scope>
-      <exclusions>
-        <exclusion>
-          <artifactId>toml4j</artifactId>
-          <groupId>com.moandjiezana.toml</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>mysql-connector-java</artifactId>
-          <groupId>mysql</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>h2</artifactId>
-          <groupId>com.h2database</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>snakeyaml</artifactId>
-          <groupId>org.yaml</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>mongo-java-driver</artifactId>
-          <groupId>org.mongodb</groupId>
-        </exclusion>
-      </exclusions>
-    </dependency>
-    <dependency>
-      <groupId>cc.funkemunky.utils</groupId>
-      <artifactId>lombok</artifactId>
-      <version>1.18.0</version>
-      <scope>provided</scope>
-    </dependency>
-  </dependencies>
-  <properties>
-    <maven.compiler.target>8</maven.compiler.target>
-    <maven.compiler.source>8</maven.compiler.source>
-  </properties>
-</project>
-

Bukkit/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>AntiVPN</artifactId>
         <groupId>dev.brighten.antivpn</groupId>
-        <version>1.7.1</version>
+        <version>1.9.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -26,22 +26,31 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
-                <version>3.1.0</version>
-                <configuration>
-                    <relocations>
-                        <relocation>
-                            <pattern>org.bstats</pattern>
-                            <!-- Replace this with your package! -->
-                            <shadedPattern>dev.brighten.antivpn.bukkit.org.bstats</shadedPattern>
-                        </relocation>
-                    </relocations>
-                </configuration>
+                <version>3.2.4</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
                         <goals>
                             <goal>shade</goal>
                         </goals>
+                        <configuration>
+                            <minimizeJar>true</minimizeJar>
+                            <relocations>
+                                <relocation>
+                                    <pattern>org.bstats</pattern>
+                                    <!-- Replace this with your package! -->
+                                    <shadedPattern>dev.brighten.antivpn.bukkit.org.bstats</shadedPattern>
+                                </relocation>
+                                <relocation>
+                                    <pattern>org.yaml.snakeyaml</pattern>
+                                    <shadedPattern>dev.brighten.antivpn.shaded.org.yaml.snakeyaml</shadedPattern>
+                                </relocation>
+                                <relocation>
+                                    <pattern>com.google.common</pattern>
+                                    <shadedPattern>dev.brighten.antivpn.shaded.com.google.common</shadedPattern>
+                                </relocation>
+                            </relocations>
+                        </configuration>
                     </execution>
                 </executions>
             </plugin>
@@ -69,7 +78,7 @@
         <dependency>
             <groupId>dev.brighten.antivpn</groupId>
             <artifactId>Common</artifactId>
-            <version>1.7.1</version>
+            <version>1.9.2</version>
             <scope>provided</scope>
         </dependency>
         <dependency>

Bukkit/src/main/java/dev/brighten/antivpn/bukkit/BukkitCommandExecutor.java

@@ -16,8 +16,9 @@ public class BukkitCommandExecutor implements CommandExecutor {
     private final CommandSender sender;
 
     @Override
-    public void sendMessage(String message) {
-        sender.sendMessage(ChatColor.translateAlternateColorCodes('&', message));
+    public void sendMessage(String message, Object... objects) {
+        sender.sendMessage(ChatColor.translateAlternateColorCodes('&',
+                String.format(message, objects)));
     }
 
     @Override

Bukkit/src/main/java/dev/brighten/antivpn/bukkit/BukkitListener.java

@@ -1,25 +1,34 @@
 package dev.brighten.antivpn.bukkit;
 
+import com.google.common.cache.Cache;
+import com.google.common.cache.CacheBuilder;
 import dev.brighten.antivpn.AntiVPN;
 import dev.brighten.antivpn.api.APIPlayer;
 import dev.brighten.antivpn.api.VPNExecutor;
 import dev.brighten.antivpn.message.VpnString;
+import dev.brighten.antivpn.web.objects.VPNResponse;
 import net.md_5.bungee.api.ChatColor;
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
-import org.bukkit.event.HandlerList;
 import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerJoinEvent;
 import org.bukkit.event.player.PlayerLoginEvent;
+import org.bukkit.event.player.PlayerQuitEvent;
 import org.bukkit.scheduler.BukkitRunnable;
-import org.bukkit.scheduler.BukkitTask;
 
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+import java.util.UUID;
+import java.util.concurrent.TimeUnit;
 import java.util.logging.Level;
 
 public class BukkitListener extends VPNExecutor implements Listener {
+    private final Cache<UUID, VPNResponse> responseCache = CacheBuilder.newBuilder()
+            .expireAfterWrite(5, TimeUnit.MINUTES)
+            .maximumSize(2000)
+            .build();
 
-    private BukkitTask cacheResetTask;
     @Override
     public void registerListeners() {
         BukkitPlugin.pluginInstance.getServer().getPluginManager()
@@ -27,25 +36,18 @@ public class BukkitListener extends VPNExecutor implements Listener {
     }
 
     @Override
-    public void runCacheReset() {
-        cacheResetTask = new BukkitRunnable() {
-            public void run() {
-                resetCache();
-            }
-        }.runTaskTimerAsynchronously(BukkitPlugin.pluginInstance, 24000, 24000); //Reset cache every 20 minutes
+    public void shutdown() {
 
-        HandlerList.unregisterAll(this);
-        threadExecutor.shutdown();
     }
 
     @Override
-    public void shutdown() {
-        if(cacheResetTask != null && !cacheResetTask.isCancelled()) cacheResetTask.cancel();
+    public void log(Level level, String log, Object... objects) {
+        Bukkit.getLogger().log(level, String.format(log, objects));
     }
 
     @Override
     public void log(String log, Object... objects) {
-        Bukkit.getLogger().log(Level.INFO, String.format(log, objects));
+        log(Level.INFO, String.format(log, objects));
     }
 
     @EventHandler
@@ -74,6 +76,18 @@ public class BukkitListener extends VPNExecutor implements Listener {
                 || AntiVPN.getInstance().getVpnConfig().getPrefixWhitelists().stream()
                 .anyMatch(prefix -> event.getPlayer().getName().startsWith(prefix))) return;
 
+
+        if(responseCache.asMap().containsKey(event.getPlayer().getUniqueId())) {
+            VPNResponse cached = responseCache.getIfPresent(event.getPlayer().getUniqueId());
+
+            if (cached != null && cached.isProxy()) {
+                event.setResult(PlayerLoginEvent.Result.KICK_BANNED);
+                event.setKickMessage(org.bukkit.ChatColor.translateAlternateColorCodes('&',
+                        AntiVPN.getInstance().getVpnConfig().getKickString()));
+                return;
+            }
+        }
+
         final Player player = event.getPlayer();
         checkIp(event.getAddress().getHostAddress(),
                 AntiVPN.getInstance().getVpnConfig().cachedResults(), result -> {
@@ -81,9 +95,28 @@ public class BukkitListener extends VPNExecutor implements Listener {
                         //We need to run on main thread or kicking and running commands will cause errors
                         new BukkitRunnable() {
                             public void run() {
+                                //If the player is whitelisted, we don't want to kick them
+                                if(AntiVPN.getInstance().getExecutor().isWhitelisted(event.getPlayer().getUniqueId())) {
+                                    log("UUID is whitelisted: %s",
+                                            event.getPlayer().getUniqueId().toString());
+                                    return;
+                                }
+                                {
+                                    //If the IP is whitelisted, we don't want to kick them
+                                    InetSocketAddress address = event.getPlayer().getAddress();
+                                    if (address != null){
+                                        InetAddress address1 = address.getAddress();
+                                        if (address1 != null && AntiVPN.getInstance().getExecutor().isWhitelisted(address1.getHostAddress())) {
+                                            log("IP is whitelisted: %s",
+                                                    address1.getHostAddress());
+                                            return;
+                                        }
+                                    }
+                                }
+
                                 // If the countryList() size is zero, no need to check.
                                 // Running country check first
-                                if(AntiVPN.getInstance().getVpnConfig().countryList().size() > 0
+                                if(!AntiVPN.getInstance().getVpnConfig().countryList().isEmpty()
                                         // This bit of code will decide whether or not to kick the player
                                         // If it contains the code and it is set to whitelist, it will not kick as they are equal
                                         // and vise versa. However, if the contains does not match the state, it will kick.
@@ -91,7 +124,7 @@ public class BukkitListener extends VPNExecutor implements Listener {
                                         .contains(result.getCountryCode())
                                         != AntiVPN.getInstance().getVpnConfig().whitelistCountries()) {
                                     //Using our built in kicking system if no commands are configured
-                                    if(AntiVPN.getInstance().getVpnConfig().countryKickCommands().size() == 0) {
+                                    if(AntiVPN.getInstance().getVpnConfig().countryKickCommands().isEmpty()) {
                                         final String kickReason = AntiVPN.getInstance().getVpnConfig()
                                                 .countryVanillaKickReason();
                                         // Kicking our player
@@ -116,7 +149,7 @@ public class BukkitListener extends VPNExecutor implements Listener {
                                     if(AntiVPN.getInstance().getVpnConfig().kickPlayersOnDetect())
                                         player.kickPlayer(org.bukkit.ChatColor.translateAlternateColorCodes('&',
                                                 AntiVPN.getInstance().getVpnConfig().getKickString()));
-                                    Bukkit.getLogger().info(event.getPlayer().getName()
+                                    log(Level.INFO, event.getPlayer().getName()
                                             + " joined on a VPN/Proxy (" + result.getMethod() + ")");
 
                                     //Ensuring the user wishes to alert to staff
@@ -143,12 +176,16 @@ public class BukkitListener extends VPNExecutor implements Listener {
                             }
                         }.runTask(BukkitPlugin.pluginInstance);
                     } else {
-                        Bukkit.getLogger()
-                                .log(Level.WARNING,
+                        log(Level.WARNING,
                                         "The API query was not a success! " +
                                                 "You may need to upgrade your license on https://funkemunky.cc/shop");
                     }
                     AntiVPN.getInstance().checked++;
                 });
     }
+
+    @EventHandler
+    public void onQuit(PlayerQuitEvent event) {
+        AntiVPN.getInstance().getPlayerExecutor().unloadPlayer(event.getPlayer().getUniqueId());
+    }
 }

Bukkit/src/main/java/dev/brighten/antivpn/bukkit/BukkitPlayerExecutor.java

@@ -10,7 +10,7 @@ import java.util.stream.Collectors;
 
 public class BukkitPlayerExecutor implements PlayerExecutor {
 
-    private final Map<UUID, BukkitPlayer> cachedPlayers = new WeakHashMap<>();
+    private final Map<UUID, BukkitPlayer> cachedPlayers = new HashMap<>();
 
     @Override
     public Optional<APIPlayer> getPlayer(String name) {
@@ -34,6 +34,11 @@ public class BukkitPlayerExecutor implements PlayerExecutor {
         return Optional.of(cachedPlayers.computeIfAbsent(player.getUniqueId(), k -> new BukkitPlayer(player)));
     }
 
+    @Override
+    public void unloadPlayer(UUID uuid) {
+        cachedPlayers.remove(uuid);
+    }
+
 
     @Override
     public List<APIPlayer> getOnlinePlayers() {

Bukkit/src/main/java/dev/brighten/antivpn/bukkit/BukkitPlugin.java

@@ -3,7 +3,6 @@ package dev.brighten.antivpn.bukkit;
 import dev.brighten.antivpn.AntiVPN;
 import dev.brighten.antivpn.bukkit.command.BukkitCommand;
 import dev.brighten.antivpn.command.Command;
-import dev.brighten.antivpn.utils.ConfigDefault;
 import org.bstats.bukkit.Metrics;
 import org.bstats.charts.SingleLineChart;
 import org.bukkit.Bukkit;
@@ -71,15 +70,14 @@ public class BukkitPlugin extends JavaPlugin {
             commandMap.register(pluginInstance.getName(), newCommand);
         }
 
-        AntiVPN.getInstance().getMessageHandler().initStrings(vpnString -> new ConfigDefault<>
-                (vpnString.getDefaultMessage(), "messages." + vpnString.getKey(), AntiVPN.getInstance())
-                .get());
         //TODO Finish system before implementing on startup
         /*Bukkit.getLogger().info("Getting strings...");
         AntiVPN.getInstance().getMessageHandler().initStrings(vpnString -> new ConfigDefault<>
                 (vpnString.getDefaultMessage(), "messages." + vpnString.getKey(), BukkitPlugin.pluginInstance)
                 .get());
         AntiVPN.getInstance().getMessageHandler().reloadStrings();*/
+
+        reloadConfig();
     }
 
     @Override

Bukkit/src/main/java/dev/brighten/antivpn/bukkit/command/BukkitCommand.java

@@ -1,5 +1,6 @@
 package dev.brighten.antivpn.bukkit.command;
 
+import dev.brighten.antivpn.AntiVPN;
 import dev.brighten.antivpn.bukkit.BukkitCommandExecutor;
 import dev.brighten.antivpn.command.Command;
 import lombok.val;
@@ -41,7 +42,8 @@ public class BukkitCommand extends org.bukkit.command.Command {
     public boolean execute(CommandSender sender, String s, String[] args) {
         if(!sender.hasPermission("antivpn.command.*")
                 && !sender.hasPermission(command.permission())) {
-            sender.sendMessage(ChatColor.RED + "No permission.");
+            sender.sendMessage(ChatColor.translateAlternateColorCodes('&',
+                    AntiVPN.getInstance().getMessageHandler().getString("no-permission").getMessage()));
             return true;
         }
 
@@ -53,7 +55,8 @@ public class BukkitCommand extends org.bukkit.command.Command {
                         .anyMatch(alias -> alias.equalsIgnoreCase(args[0]))) {
                     if(!sender.hasPermission("antivpn.command.*")
                             && !sender.hasPermission(child.permission())) {
-                        sender.sendMessage(ChatColor.RED + "No permission.");
+                        sender.sendMessage(ChatColor.translateAlternateColorCodes('&',
+                                AntiVPN.getInstance().getMessageHandler().getString("no-permission").getMessage()));
                         return true;
                     }
 

Bungee/dependency-reduced-pom.xml

@@ -1,96 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-  <parent>
-    <artifactId>AntiVPN</artifactId>
-    <groupId>dev.brighten.antivpn</groupId>
-    <version>1.7.1</version>
-  </parent>
-  <modelVersion>4.0.0</modelVersion>
-  <artifactId>Bungee</artifactId>
-  <build>
-    <resources>
-      <resource>
-        <filtering>true</filtering>
-        <directory>src/main/resources</directory>
-      </resource>
-    </resources>
-    <plugins>
-      <plugin>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <version>3.7.0</version>
-        <configuration>
-          <source>8</source>
-          <target>8</target>
-          <compilerArgument>-XDignore.symbol.file</compilerArgument>
-        </configuration>
-      </plugin>
-      <plugin>
-        <artifactId>maven-shade-plugin</artifactId>
-        <version>3.1.0</version>
-        <executions>
-          <execution>
-            <phase>package</phase>
-            <goals>
-              <goal>shade</goal>
-            </goals>
-          </execution>
-        </executions>
-        <configuration>
-          <relocations>
-            <relocation>
-              <pattern>org.bstats</pattern>
-              <shadedPattern>dev.brighten.antivpn.bungee.org.bstats</shadedPattern>
-            </relocation>
-          </relocations>
-        </configuration>
-      </plugin>
-    </plugins>
-  </build>
-  <dependencies>
-    <dependency>
-      <groupId>dev.brighten.antivpn</groupId>
-      <artifactId>Common</artifactId>
-      <version>1.7.1</version>
-      <scope>provided</scope>
-      <exclusions>
-        <exclusion>
-          <artifactId>toml4j</artifactId>
-          <groupId>com.moandjiezana.toml</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>mysql-connector-java</artifactId>
-          <groupId>mysql</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>h2</artifactId>
-          <groupId>com.h2database</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>snakeyaml</artifactId>
-          <groupId>org.yaml</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>mongo-java-driver</artifactId>
-          <groupId>org.mongodb</groupId>
-        </exclusion>
-      </exclusions>
-    </dependency>
-    <dependency>
-      <groupId>org.github.bungee</groupId>
-      <artifactId>BungeeCord-1.8</artifactId>
-      <version>1.8</version>
-      <scope>provided</scope>
-    </dependency>
-    <dependency>
-      <groupId>cc.funkemunky.utils</groupId>
-      <artifactId>lombok</artifactId>
-      <version>1.18.0</version>
-      <scope>provided</scope>
-    </dependency>
-  </dependencies>
-  <properties>
-    <maven.compiler.target>8</maven.compiler.target>
-    <maven.compiler.source>8</maven.compiler.source>
-  </properties>
-</project>
-

Bungee/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>AntiVPN</artifactId>
         <groupId>dev.brighten.antivpn</groupId>
-        <version>1.7.1</version>
+        <version>1.9.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -34,6 +34,14 @@
                             <!-- Replace this with your package! -->
                             <shadedPattern>dev.brighten.antivpn.bungee.org.bstats</shadedPattern>
                         </relocation>
+                        <relocation>
+                            <pattern>org.yaml.snakeyaml</pattern>
+                            <shadedPattern>dev.brighten.antivpn.shaded.org.yaml.snakeyaml</shadedPattern>
+                        </relocation>
+                        <relocation>
+                            <pattern>com.google</pattern>
+                            <shadedPattern>dev.brighten.antivpn.shaded.com.google</shadedPattern>
+                        </relocation>
                     </relocations>
                 </configuration>
                 <executions>
@@ -63,7 +71,7 @@
         <dependency>
             <groupId>dev.brighten.antivpn</groupId>
             <artifactId>Common</artifactId>
-            <version>1.7.1</version>
+            <version>1.9.2</version>
             <scope>provided</scope>
         </dependency>
         <dependency>

Bungee/src/main/java/dev/brighten/antivpn/bungee/BungeeListener.java

@@ -1,16 +1,22 @@
 package dev.brighten.antivpn.bungee;
 
+import com.google.common.cache.Cache;
+import com.google.common.cache.CacheBuilder;
 import dev.brighten.antivpn.AntiVPN;
 import dev.brighten.antivpn.api.APIPlayer;
 import dev.brighten.antivpn.api.VPNExecutor;
+import dev.brighten.antivpn.web.objects.VPNResponse;
 import net.md_5.bungee.BungeeCord;
 import net.md_5.bungee.api.ChatColor;
 import net.md_5.bungee.api.chat.TextComponent;
+import net.md_5.bungee.api.event.PlayerDisconnectEvent;
 import net.md_5.bungee.api.event.PostLoginEvent;
+import net.md_5.bungee.api.event.PreLoginEvent;
 import net.md_5.bungee.api.plugin.Listener;
 import net.md_5.bungee.api.scheduler.ScheduledTask;
 import net.md_5.bungee.event.EventHandler;
 
+import java.util.UUID;
 import java.util.concurrent.TimeUnit;
 import java.util.logging.Level;
 
@@ -18,18 +24,17 @@ public class BungeeListener extends VPNExecutor implements Listener {
 
     private ScheduledTask cacheResetTask;
 
+    private final Cache<UUID, VPNResponse> responseCache = CacheBuilder.newBuilder()
+            .expireAfterWrite(5, TimeUnit.MINUTES)
+            .maximumSize(2000)
+            .build();
+
     @Override
     public void registerListeners() {
         BungeePlugin.pluginInstance.getProxy().getPluginManager()
                 .registerListener(BungeePlugin.pluginInstance, this);
     }
 
-    @Override
-    public void runCacheReset() {
-        cacheResetTask = BungeePlugin.pluginInstance.getProxy().getScheduler().schedule(BungeePlugin.pluginInstance,
-                this::resetCache, 20, 20, TimeUnit.MINUTES);
-    }
-
     @Override
     public void shutdown() {
         if(cacheResetTask != null) {
@@ -41,25 +46,58 @@ public class BungeeListener extends VPNExecutor implements Listener {
     }
 
     @Override
-    public void log(String log, Object... objects) {
+    public void log(Level level, String log, Object... objects) {
         BungeeCord.getInstance().getLogger().log(Level.INFO, String.format(log, objects));
     }
 
+    @Override
+    public void log(String log, Object... objects) {
+        log(Level.INFO, String.format(log, objects));
+    }
+
+    @EventHandler
+    public void onListener(final PreLoginEvent event) {
+        if(!responseCache.asMap().containsKey(event.getConnection().getUniqueId())) return;
+
+        VPNResponse cached = responseCache.getIfPresent(event.getConnection().getUniqueId());
+
+        if(cached != null && cached.isProxy()) {
+            event.setCancelled(true);
+            event.setCancelReason(TextComponent.fromLegacyText(ChatColor
+                    .translateAlternateColorCodes('&',
+                            AntiVPN.getInstance().getVpnConfig().getKickString())));
+            AntiVPN.getInstance().getExecutor().log(Level.INFO,
+                    "%s was kicked from pre-login proxy cache.",
+                    event.getConnection().getName());
+        }
+    }
+
     @EventHandler
     public void onListener(final PostLoginEvent event) {
         if(event.getPlayer().hasPermission("antivpn.bypass") //Has bypass permission
-                || AntiVPN.getInstance().getExecutor().isWhitelisted(event.getPlayer().getUniqueId()) //Is exempt
-                //Or has a name that starts with a certain prefix. This is for Bedrock exempting.
-                || AntiVPN.getInstance().getExecutor().isWhitelisted(event.getPlayer().getAddress().getAddress()
-                     .getHostAddress())
                 || AntiVPN.getInstance().getVpnConfig().getPrefixWhitelists().stream()
                 .anyMatch(prefix -> event.getPlayer().getName().startsWith(prefix))) return;
 
         checkIp(event.getPlayer().getAddress().getAddress().getHostAddress(),
                 AntiVPN.getInstance().getVpnConfig().cachedResults(), result -> {
             if(result.isSuccess()) {
-                // If the countryList() size is zero, no need to check.
-                // Running country check first
+                //If the player is whitelisted, we don't want to kick them
+                if(AntiVPN.getInstance().getExecutor().isWhitelisted(event.getPlayer().getUniqueId())) {
+                    AntiVPN.getInstance().getExecutor().log("UUID is whitelisted: %s",
+                            event.getPlayer().getUniqueId().toString());
+                    return;
+                }
+
+                //If the IP is whitelisted, we don't want to kick them
+                if(AntiVPN.getInstance().getExecutor().isWhitelisted(event.getPlayer().getAddress().getAddress()
+                        .getHostAddress())) {
+                    AntiVPN.getInstance().getExecutor().log("IP is whitelisted: %s",
+                            event.getPlayer().getAddress().getAddress().getHostAddress());
+                    return;
+                }
+
+                responseCache.put(event.getPlayer().getUniqueId(), result);
+
                 if(AntiVPN.getInstance().getVpnConfig().countryList().size() > 0
                         // This bit of code will decide whether or not to kick the player
                         // If it contains the code and it is set to whitelist, it will not kick as they are equal
@@ -127,4 +165,9 @@ public class BungeeListener extends VPNExecutor implements Listener {
             AntiVPN.getInstance().checked++;
         });
     }
+
+    @EventHandler
+    public void onLeave(PlayerDisconnectEvent event) {
+        AntiVPN.getInstance().getPlayerExecutor().unloadPlayer(event.getPlayer().getUniqueId());
+    }
 }

Bungee/src/main/java/dev/brighten/antivpn/bungee/BungeePlayerExecutor.java

@@ -10,7 +10,7 @@ import java.util.stream.Collectors;
 
 public class BungeePlayerExecutor implements PlayerExecutor {
 
-    private final Map<ProxiedPlayer, BungeePlayer> cachedPlayers = new WeakHashMap<>();
+    private final Map<UUID, BungeePlayer> cachedPlayers = new HashMap<>();
 
     @Override
     public Optional<APIPlayer> getPlayer(String name) {
@@ -18,7 +18,7 @@ public class BungeePlayerExecutor implements PlayerExecutor {
 
         if(player == null) return Optional.empty();
 
-        return Optional.of(cachedPlayers.computeIfAbsent(player, BungeePlayer::new));
+        return Optional.of(cachedPlayers.computeIfAbsent(player.getUniqueId(), key -> new BungeePlayer(player)));
     }
 
     @Override
@@ -27,13 +27,18 @@ public class BungeePlayerExecutor implements PlayerExecutor {
 
         if(player == null) return Optional.empty();
 
-        return Optional.of(cachedPlayers.computeIfAbsent(player, BungeePlayer::new));
+        return Optional.of(cachedPlayers.computeIfAbsent(uuid, key -> new BungeePlayer(player)));
+    }
+
+    @Override
+    public void unloadPlayer(UUID uuid) {
+        this.cachedPlayers.remove(uuid);
     }
 
     @Override
     public List<APIPlayer> getOnlinePlayers() {
         return BungeeCord.getInstance().getPlayers().stream()
-                .map(pl -> cachedPlayers.computeIfAbsent(pl, BungeePlayer::new))
+                .map(pl -> cachedPlayers.computeIfAbsent(pl.getUniqueId(), key -> new BungeePlayer(pl)))
                 .collect(Collectors.toList());
     }
 }

Bungee/src/main/java/dev/brighten/antivpn/bungee/BungeePlugin.java

@@ -3,7 +3,6 @@ package dev.brighten.antivpn.bungee;
 import dev.brighten.antivpn.AntiVPN;
 import dev.brighten.antivpn.bungee.command.BungeeCommand;
 import dev.brighten.antivpn.command.Command;
-import dev.brighten.antivpn.utils.ConfigDefault;
 import net.md_5.bungee.BungeeCord;
 import net.md_5.bungee.api.plugin.Plugin;
 import org.bstats.bungeecord.Metrics;
@@ -44,17 +43,6 @@ public class BungeePlugin extends Plugin {
         for (Command command : AntiVPN.getInstance().getCommands()) {
             BungeeCord.getInstance().getPluginManager().registerCommand(pluginInstance, new BungeeCommand(command));
         }
-
-        BungeeCord.getInstance().getLogger().info("Getting strings...");
-        AntiVPN.getInstance().getMessageHandler().initStrings(vpnString -> new ConfigDefault<>
-                (vpnString.getDefaultMessage(), "messages." + vpnString.getKey(), AntiVPN.getInstance())
-                .get());
-        //TODO Finish system before implementing on startup
-        /*BungeeCord.getInstance().getLogger().info("Getting strings...");
-        AntiVPN.getInstance().getMessageHandler().initStrings(vpnString -> new ConfigDefault<>
-                (vpnString.getDefaultMessage(), "messages." + vpnString.getKey(), BungeePlugin.pluginInstance)
-                .get());
-        AntiVPN.getInstance().getMessageHandler().reloadStrings();*/
     }
 
     @Override

Bungee/src/main/java/dev/brighten/antivpn/bungee/command/BungeeCommand.java

@@ -1,10 +1,9 @@
 package dev.brighten.antivpn.bungee.command;
 
+import dev.brighten.antivpn.AntiVPN;
 import lombok.val;
 import net.md_5.bungee.api.ChatColor;
 import net.md_5.bungee.api.CommandSender;
-import net.md_5.bungee.api.chat.BaseComponent;
-import net.md_5.bungee.api.chat.ComponentBuilder;
 import net.md_5.bungee.api.chat.TextComponent;
 import net.md_5.bungee.api.plugin.Command;
 import net.md_5.bungee.api.plugin.TabExecutor;
@@ -14,9 +13,6 @@ import java.util.stream.IntStream;
 
 public class BungeeCommand extends Command implements TabExecutor {
 
-    private static final BaseComponent[] noPermission = new ComponentBuilder("No permission").color(ChatColor.RED)
-            .create();
-
     private final dev.brighten.antivpn.command.Command command;
     public BungeeCommand(dev.brighten.antivpn.command.Command command) {
         super(command.name(), command.permission(), command.aliases());
@@ -28,7 +24,8 @@ public class BungeeCommand extends Command implements TabExecutor {
     public void execute(CommandSender sender, String[] args) {
         if(!sender.hasPermission("antivpn.command.*")
                 && !sender.hasPermission(command.permission())) {
-            sender.sendMessage(noPermission);
+            sender.sendMessage(TextComponent.fromLegacyText(ChatColor.translateAlternateColorCodes('&',
+                    AntiVPN.getInstance().getMessageHandler().getString("no-permission").getMessage())));
             return;
         }
 
@@ -40,7 +37,8 @@ public class BungeeCommand extends Command implements TabExecutor {
                         .anyMatch(alias -> alias.equalsIgnoreCase(args[0]))) {
                     if(!sender.hasPermission("antivpn.command.*")
                             && !sender.hasPermission(child.permission())) {
-                        sender.sendMessage(noPermission);
+                        sender.sendMessage(TextComponent.fromLegacyText(ChatColor.translateAlternateColorCodes('&',
+                                AntiVPN.getInstance().getMessageHandler().getString("no-permission").getMessage())));
                         return;
                     }
 

Bungee/src/main/java/dev/brighten/antivpn/bungee/command/BungeeCommandExecutor.java

@@ -17,9 +17,9 @@ public class BungeeCommandExecutor implements CommandExecutor {
     private final CommandSender sender;
 
     @Override
-    public void sendMessage(String message) {
+    public void sendMessage(String message, Object... objects) {
         sender.sendMessage(TextComponent.fromLegacyText(ChatColor
-                .translateAlternateColorCodes('&', message)));
+                .translateAlternateColorCodes('&', String.format(message, objects))));
     }
 
     @Override

Common/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>AntiVPN</artifactId>
         <groupId>dev.brighten.antivpn</groupId>
-        <version>1.7.1</version>
+        <version>1.9.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -28,6 +28,32 @@
                     <compilerArgument>-XDignore.symbol.file</compilerArgument>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>3.2.4</version>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <minimizeJar>true</minimizeJar>
+                            <relocations>
+                                <relocation>
+                                    <pattern>org.yaml.snakeyaml</pattern>
+                                    <shadedPattern>dev.brighten.antivpn.shaded.org.yaml.snakeyaml</shadedPattern>
+                                </relocation>
+                                <relocation>
+                                    <pattern>com.google.common</pattern>
+                                    <shadedPattern>dev.brighten.antivpn.shaded.com.google.common</shadedPattern>
+                                </relocation>
+                            </relocations>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
         <resources>
             <resource>
@@ -46,35 +72,34 @@
 
     <dependencies>
         <dependency>
-            <groupId>com.moandjiezana.toml</groupId>
-            <artifactId>toml4j</artifactId>
-            <version>0.7.2</version>
-            <scope>compile</scope>
-        </dependency>
-        <dependency>
-            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-java</artifactId>
-            <version>8.0.27</version>
+            <groupId>com.mysql</groupId>
+            <artifactId>mysql-connector-j</artifactId>
+            <version>8.2.0</version>
             <type>jar</type>
-            <scope>compile</scope>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
-            <version>2.1.210</version>
-            <scope>compile</scope>
+            <version>2.2.224</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.yaml</groupId>
             <artifactId>snakeyaml</artifactId>
-            <version>1.30</version>
+            <version>2.2</version>
             <scope>compile</scope>
         </dependency>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+            <version>32.1.3-jre</version>
+        </dependency>
         <dependency>
             <groupId>org.mongodb</groupId>
             <artifactId>mongo-java-driver</artifactId>
-            <version>3.12.10</version>
-            <scope>compile</scope>
+            <version>3.12.14</version>
+            <scope>provided</scope>
         </dependency>
     </dependencies>
 

Common/src/main/java/dev/brighten/antivpn/AntiVPN.java

@@ -6,17 +6,17 @@ import dev.brighten.antivpn.api.VPNExecutor;
 import dev.brighten.antivpn.command.Command;
 import dev.brighten.antivpn.command.impl.AntiVPNCommand;
 import dev.brighten.antivpn.database.VPNDatabase;
+import dev.brighten.antivpn.database.local.H2VPN;
 import dev.brighten.antivpn.database.mongo.MongoVPN;
 import dev.brighten.antivpn.database.sql.MySqlVPN;
+import dev.brighten.antivpn.depends.LibraryLoader;
+import dev.brighten.antivpn.depends.MavenLibrary;
 import dev.brighten.antivpn.message.MessageHandler;
+import dev.brighten.antivpn.utils.ConfigDefault;
 import dev.brighten.antivpn.utils.MiscUtils;
-import dev.brighten.antivpn.utils.VPNResponse;
 import dev.brighten.antivpn.utils.config.Configuration;
 import dev.brighten.antivpn.utils.config.ConfigurationProvider;
 import dev.brighten.antivpn.utils.config.YamlConfiguration;
-import dev.brighten.antivpn.utils.json.JSONException;
-import dev.brighten.antivpn.utils.json.JSONObject;
-import dev.brighten.antivpn.utils.json.JsonReader;
 import lombok.AccessLevel;
 import lombok.Getter;
 import lombok.Setter;
@@ -31,6 +31,9 @@ import java.util.List;
 
 @Getter
 @Setter(AccessLevel.PRIVATE)
+@MavenLibrary(groupId = "com.h2database", artifactId ="h2", version = "2.2.224")
+@MavenLibrary(groupId = "org.mongodb", artifactId = "mongo-java-driver", version = "3.12.14")
+@MavenLibrary(groupId = "com.mysql", artifactId = "mysql-connector-j", version = "8.2.0")
 public class AntiVPN {
 
     private static AntiVPN INSTANCE;
@@ -52,6 +55,9 @@ public class AntiVPN {
         INSTANCE.pluginFolder = pluginFolder;
         INSTANCE.executor = executor;
         INSTANCE.playerExecutor = playerExecutor;
+
+        LibraryLoader.loadAll(INSTANCE);
+
         try {
             File configFile = new File(pluginFolder, "config.yml");
             if(!configFile.exists()){
@@ -72,8 +78,15 @@ public class AntiVPN {
         INSTANCE.messageHandler = new MessageHandler();
 
         switch(INSTANCE.vpnConfig.getDatabaseType().toLowerCase()) {
-            case "mysql":
             case "h2":
+            case "local":
+            case "flatfile": {
+                AntiVPN.getInstance().getExecutor().log("Using databaseType H2...");
+                INSTANCE.database = new H2VPN();
+                INSTANCE.database.init();
+                break;
+            }
+            case "mysql":
             case "sql":{
                 AntiVPN.getInstance().getExecutor().log("Using databaseType MySQL...");
                 INSTANCE.database = new MySqlVPN();
@@ -106,6 +119,11 @@ public class AntiVPN {
                 INSTANCE.database.alertsState(player.getUuid(), player::setAlertsEnabled);
             }
         });
+
+        AntiVPN.getInstance().getMessageHandler().initStrings(vpnString -> new ConfigDefault<>
+                (vpnString.getDefaultMessage(), "messages." + vpnString.getKey(), AntiVPN.getInstance())
+                .get());
+        AntiVPN.getInstance().getMessageHandler().reloadStrings();
     }
 
     public InputStream getResource(String filename) {
@@ -132,6 +150,40 @@ public class AntiVPN {
         if(database != null) database.shutdown();
     }
 
+    public void reloadDatabase() {
+        database.shutdown();
+
+        switch(AntiVPN.getInstance().getVpnConfig().getDatabaseType().toLowerCase()) {
+            case "h2":
+            case "local":
+            case "flatfile": {
+                AntiVPN.getInstance().getExecutor().log("Using databaseType H2...");
+                INSTANCE.database = new H2VPN();
+                INSTANCE.database.init();
+                break;
+            }
+            case "mysql":
+            case "sql":{
+                AntiVPN.getInstance().getExecutor().log("Using databaseType MySQL...");
+                INSTANCE.database = new MySqlVPN();
+                INSTANCE.database.init();
+                break;
+            }
+            case "mongo":
+            case "mongodb":
+            case "mongod": {
+                INSTANCE.database = new MongoVPN();
+                INSTANCE.database.init();
+                break;
+            }
+            default: {
+                AntiVPN.getInstance().getExecutor().log("Could not find database type \"" + INSTANCE.vpnConfig.getDatabaseType() + "\". " +
+                        "Options: [MySQL]");
+                break;
+            }
+        }
+    }
+
     public static AntiVPN getInstance() {
         assert INSTANCE != null: "AntiVPN has not been initialized!";
 
@@ -147,13 +199,14 @@ public class AntiVPN {
         }
     }
 
-    public static VPNResponse getVPNResponse(String ip, String license, boolean cachedResults /* faster if set to true*/)
-            throws JSONException, IOException {
-        JSONObject result = JsonReader.readJsonFromUrl(String
-                .format("https://funkemunky.cc/vpn?ip=%s&license=%s&cache=%s",
-                        ip, license.length() == 0 ? "none" : license, cachedResults));
+    public void reloadConfig() {
+        try {
 
-        return VPNResponse.fromJson(result);
+            config = ConfigurationProvider.getProvider(YamlConfiguration.class)
+                    .load(new File(pluginFolder.getPath() + File.separator + "config.yml"));
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
     }
 
     private void registerCommands() {

Common/src/main/java/dev/brighten/antivpn/api/PlayerExecutor.java

@@ -10,5 +10,7 @@ public interface PlayerExecutor {
 
     Optional<APIPlayer> getPlayer(UUID uuid);
 
+    void unloadPlayer(UUID uuid);
+
     List<APIPlayer> getOnlinePlayers();
 }

Common/src/main/java/dev/brighten/antivpn/api/VPNExecutor.java

@@ -1,101 +1,94 @@
 package dev.brighten.antivpn.api;
 
+import com.google.common.cache.Cache;
+import com.google.common.cache.CacheBuilder;
 import dev.brighten.antivpn.AntiVPN;
-import dev.brighten.antivpn.utils.EvictingMap;
-import dev.brighten.antivpn.utils.VPNResponse;
 import dev.brighten.antivpn.utils.json.JSONException;
+import dev.brighten.antivpn.web.FunkemunkyAPI;
+import dev.brighten.antivpn.web.objects.VPNResponse;
 import lombok.Getter;
 
 import java.io.IOException;
 import java.util.*;
-import java.util.concurrent.ExecutorService;
+import java.util.concurrent.ExecutionException;
 import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
 import java.util.function.Consumer;
+import java.util.logging.Level;
 
 public abstract class VPNExecutor {
-    public static ExecutorService threadExecutor = Executors.newSingleThreadExecutor();
+    public static ScheduledExecutorService threadExecutor = Executors.newScheduledThreadPool(2);
 
-    public static final Map<String, VPNResponse> responseCache = new EvictingMap<>(5000);
     @Getter
     private final Set<UUID> whitelisted = Collections.synchronizedSet(new HashSet<>());
     @Getter
     private final Set<String> whitelistedIps = Collections.synchronizedSet(new HashSet<>());
 
+    private final Cache<String, VPNResponse> responseCache = CacheBuilder.newBuilder()
+            .expireAfterWrite(20, TimeUnit.MINUTES)
+            .maximumSize(4000)
+            .build();
+
     public abstract void registerListeners();
 
-    public abstract void runCacheReset();
-
-    public void resetCache() {
-        responseCache.clear();
-    }
-
     public abstract void shutdown();
 
+    public abstract void log(Level level, String log, Object... objects);
+
     public abstract void log(String log, Object... objects);
 
     public boolean isWhitelisted(UUID uuid) {
+        if(AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled()) {
+            return AntiVPN.getInstance().getDatabase().isWhitelisted(uuid);
+        }
         return whitelisted.contains(uuid);
     }
 
     public boolean isWhitelisted(String ip) {
+        if(AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled()) {
+            return AntiVPN.getInstance().getDatabase().isWhitelisted(ip);
+        }
         return whitelistedIps.contains(ip);
     }
 
     public void checkIp(String ip, boolean cachedResults, Consumer<VPNResponse> result) {
-        threadExecutor.execute(() -> result.accept(responseCache.compute(ip, (key, val) -> {
-            if(val == null) {
-                Optional<VPNResponse> cachedRes = AntiVPN.getInstance().getDatabase().getStoredResponse(ip);
-
-                if(cachedRes.isPresent()) return cachedRes.get();
-                else {
-                    try {
-                        VPNResponse response =  AntiVPN
-                                .getVPNResponse(ip, AntiVPN.getInstance().getVpnConfig().getLicense(), cachedResults);
-
-                        if(response.isSuccess()) {
-                            AntiVPN.getInstance().getDatabase().cacheResponse(response);
-                        } else {
-                            log("Query to VPN API failed! Reason: " + response.getFailureReason());
-                        }
-
-                        return response;
-                    } catch (JSONException | IOException e) {
-                        log("Query to VPN API failed! Reason: Java Exception");
-                        e.printStackTrace();
-                    }
+        threadExecutor.execute(() -> {
+            if(cachedResults) {
+                try {
+                    result.accept(responseCache.get(ip, () -> checkIp(ip)));
+                } catch (ExecutionException e) {
+                    log("Failed to process checkIp() method! Reason: " + e.getMessage());
+                    result.accept(VPNResponse.FAILED_RESPONSE);
                 }
+            } else {
+                result.accept(checkIp(ip));
             }
-
-            return val;
-        })));
-    }
-
-    public VPNResponse checkIp(String ip, boolean cachedResults) {
-        return responseCache.compute(ip, (key, val) -> {
-            if(val == null) {
-                Optional<VPNResponse> cachedRes = AntiVPN.getInstance().getDatabase().getStoredResponse(ip);
-
-                if(cachedRes.isPresent()) return cachedRes.get();
-                else {
-                    try {
-                        VPNResponse response =  AntiVPN
-                                .getVPNResponse(ip, AntiVPN.getInstance().getVpnConfig().getLicense(), cachedResults);
-
-                        if(response.isSuccess()) {
-                            threadExecutor.execute(() -> AntiVPN.getInstance().getDatabase().cacheResponse(response));
-                        } else {
-                            log("Query to VPN API failed! Reason: " + response.getFailureReason());
-                        }
-
-                        return response;
-                    } catch (JSONException | IOException e) {
-                        log("Query to VPN API failed! Reason: Java Exception");
-                        e.printStackTrace();
-                    }
-                }
-            }
-
-            return val;
         });
     }
+
+    public VPNResponse checkIp(String ip) {
+        Optional<VPNResponse> cachedRes = AntiVPN.getInstance().getDatabase().getStoredResponse(ip);
+
+        if(cachedRes.isPresent()) {
+            return cachedRes.get();
+        }
+        else {
+            try {
+                VPNResponse response = FunkemunkyAPI
+                        .getVPNResponse(ip, AntiVPN.getInstance().getVpnConfig().getLicense(), true);
+
+                if (response.isSuccess()) {
+                    AntiVPN.getInstance().getDatabase().cacheResponse(response);
+                } else {
+                    log("Query to VPN API failed! Reason: " + response.getFailureReason());
+                }
+
+                return response;
+            } catch (JSONException | IOException e) {
+                log("Query to VPN API failed! Reason: " + e.getMessage());
+                return VPNResponse.FAILED_RESPONSE;
+            }
+        }
+    }
 }

Common/src/main/java/dev/brighten/antivpn/command/CommandExecutor.java

@@ -6,7 +6,7 @@ import java.util.Optional;
 
 public interface CommandExecutor {
 
-    void sendMessage(String message);
+    void sendMessage(String message, Object... objects);
     boolean hasPermission(String permission);
     Optional<APIPlayer> getPlayer();
     boolean isPlayer();

Common/src/main/java/dev/brighten/antivpn/command/impl/AntiVPNCommand.java

@@ -45,7 +45,7 @@ public class AntiVPNCommand extends Command {
     @Override
     public Command[] children() {
         return new Command[] {new LookupCommand(), new AllowlistCommand(), new AlertsCommand(),
-                new ClearCacheCommand()};
+                new ClearCacheCommand(), new PlanCommand(), new ReloadCommand()};
     }
 
     @Override

Common/src/main/java/dev/brighten/antivpn/command/impl/ClearCacheCommand.java

@@ -1,7 +1,6 @@
 package dev.brighten.antivpn.command.impl;
 
 import dev.brighten.antivpn.AntiVPN;
-import dev.brighten.antivpn.api.VPNExecutor;
 import dev.brighten.antivpn.command.Command;
 import dev.brighten.antivpn.command.CommandExecutor;
 
@@ -47,7 +46,6 @@ public class ClearCacheCommand extends Command {
     @Override
     public String execute(CommandExecutor executor, String[] args) {
         AntiVPN.getInstance().getDatabase().clearResponses();
-        VPNExecutor.responseCache.clear();
         return "&aCleared all cached API response information!";
     }
 

Common/src/main/java/dev/brighten/antivpn/command/impl/LookupCommand.java

@@ -67,13 +67,13 @@ public class LookupCommand extends Command {
                 executor.sendMessage(StringUtil.line("&8"));
                 executor.sendMessage("&6&l" + player.get().getName() + "&7&l's Connection Information");
                 executor.sendMessage("");
-                executor.sendMessage(String.format("&e%s&8: &f%s", "Proxy", result.isProxy()
-                        ? "&a" + result.getMethod() : "&cNo"));
-                executor.sendMessage(String.format("&e%s&8: &f%s", "ISP", result.getIsp()));
-                executor.sendMessage(String.format("&e%s&8: &f%s", "Country", result.getCountryName()));
-                executor.sendMessage(String.format("&e%s&8: &f%s", "City", result.getCity()));
-                executor.sendMessage(String.format("&e%s&8: &f%s", "Coordinates", result.getLatitude()
-                        + "&7/&f" + result.getLongitude()));
+                executor.sendMessage("&e%s&8: &f%s", "Proxy", result.isProxy()
+                        ? "&a" + result.getMethod() : "&cNo");
+                executor.sendMessage("&e%s&8: &f%s", "ISP", result.getIsp());
+                executor.sendMessage("&e%s&8: &f%s", "Country", result.getCountryName());
+                executor.sendMessage("&e%s&8: &f%s", "City", result.getCity());
+                executor.sendMessage("&e%s&8: &f%s", "Coordinates", result.getLatitude()
+                        + "&7/&f" + result.getLongitude());
                 executor.sendMessage(StringUtil.line("&8"));
             }
         });

Common/src/main/java/dev/brighten/antivpn/command/impl/PlanCommand.java

@@ -0,0 +1,100 @@
+package dev.brighten.antivpn.command.impl;
+
+import dev.brighten.antivpn.AntiVPN;
+import dev.brighten.antivpn.api.VPNExecutor;
+import dev.brighten.antivpn.command.Command;
+import dev.brighten.antivpn.command.CommandExecutor;
+import dev.brighten.antivpn.utils.StringUtil;
+import dev.brighten.antivpn.utils.json.JSONException;
+import dev.brighten.antivpn.web.FunkemunkyAPI;
+import dev.brighten.antivpn.web.objects.QueryResponse;
+
+import java.io.IOException;
+import java.util.List;
+
+public class PlanCommand extends Command {
+    @Override
+    public String permission() {
+        return "antivpn.command.plan";
+    }
+
+    @Override
+    public String name() {
+        return "plan";
+    }
+
+    @Override
+    public String[] aliases() {
+        return new String[] {"queries", "query"};
+    }
+
+    @Override
+    public String description() {
+        return "Info related to KauriVPN Plan";
+    }
+
+    @Override
+    public String usage() {
+        return "";
+    }
+
+    @Override
+    public String parent() {
+        return "antivpn";
+    }
+
+    @Override
+    public Command[] children() {
+        return new Command[0];
+    }
+
+    @Override
+    public String execute(CommandExecutor executor, String[] args) {
+        VPNExecutor.threadExecutor.execute(() -> {
+            QueryResponse result;
+            try {
+                if(AntiVPN.getInstance().getVpnConfig().getLicense().equals("")) {
+                    result = FunkemunkyAPI.getQueryResponse();
+                } else {
+                    result = FunkemunkyAPI.getQueryResponse(AntiVPN.getInstance().getVpnConfig().getLicense());
+
+                    if(!result.isValidPlan()) {
+                        executor.sendMessage("&cThe license &f%s &cis not a valid license, " +
+                                        "checking your Free plan information...",
+                                AntiVPN.getInstance().getVpnConfig().getLicense());
+
+                        result = FunkemunkyAPI.getQueryResponse();
+                    }
+                }
+
+                String plan = result.getPlanType();
+                if(plan.equals("IP")) plan+= " (Free)";
+
+                String queryMax = result.getQueriesMax() == Long.MAX_VALUE
+                        ? "Unlimited" : String.valueOf(result.getQueriesMax());
+
+                executor.sendMessage(StringUtil.line("&8"));
+                executor.sendMessage("&6&lKauriVPN Plan Information");
+                executor.sendMessage("");
+                executor.sendMessage("&e%s&8: &f%s", "Plan", plan);
+                executor.sendMessage("&e%s&8: &f%s&7/&f%s", "Queries Used",
+                        result.getQueries(), queryMax);
+                executor.sendMessage(StringUtil.line("&8"));
+            } catch(JSONException e) {
+                e.printStackTrace();
+                executor.sendMessage("&cThere was a JSONException thrown while looking up your query " +
+                        "information. Check console for more details.");
+            } catch (IOException e) {
+                e.printStackTrace();
+                executor.sendMessage("&cThere was a IOException thrown while looking up your query " +
+                        "information. Check console for more details.");
+            }
+        });
+        return "&7Looking up your query information...";
+    }
+
+    @Override
+    public List<String> tabComplete(CommandExecutor executor, String alias, String[] args) {
+        return null;
+    }
+}

Common/src/main/java/dev/brighten/antivpn/command/impl/ReloadCommand.java

@@ -0,0 +1,65 @@
+package dev.brighten.antivpn.command.impl;
+
+import dev.brighten.antivpn.AntiVPN;
+import dev.brighten.antivpn.command.Command;
+import dev.brighten.antivpn.command.CommandExecutor;
+
+import java.util.Collections;
+import java.util.List;
+
+public class ReloadCommand extends Command {
+    @Override
+    public String permission() {
+        return "antivpn.command.reload";
+    }
+
+    @Override
+    public String name() {
+        return "reload";
+    }
+
+    @Override
+    public String[] aliases() {
+        return new String[0];
+    }
+
+    @Override
+    public String description() {
+        return "Reload the plugin";
+    }
+
+    @Override
+    public String usage() {
+        return "";
+    }
+
+    @Override
+    public String parent() {
+        return "antivpn";
+    }
+
+    @Override
+    public Command[] children() {
+        return new Command[0];
+    }
+
+    @Override
+    public String execute(CommandExecutor executor, String[] args) {
+        // Loading changes from the config.yml
+        AntiVPN.getInstance().reloadConfig();
+
+        // Updating the cache of these values in VPNConfig
+        AntiVPN.getInstance().getVpnConfig().update();
+
+        AntiVPN.getInstance().getMessageHandler().reloadStrings();
+
+        AntiVPN.getInstance().reloadDatabase();
+
+        return AntiVPN.getInstance().getMessageHandler().getString("command-reload-complete").getMessage();
+    }
+
+    @Override
+    public List<String> tabComplete(CommandExecutor executor, String alias, String[] args) {
+        return Collections.emptyList();
+    }
+}

Common/src/main/java/dev/brighten/antivpn/database/VPNDatabase.java

@@ -1,6 +1,6 @@
 package dev.brighten.antivpn.database;
 
-import dev.brighten.antivpn.utils.VPNResponse;
+import dev.brighten.antivpn.web.objects.VPNResponse;
 
 import java.util.List;
 import java.util.Optional;
@@ -12,6 +12,8 @@ public interface VPNDatabase {
 
     void cacheResponse(VPNResponse toCache);
 
+    void deleteResponse(String ip);
+
     boolean isWhitelisted(UUID uuid);
 
     boolean isWhitelisted(String ip);

Common/src/main/java/dev/brighten/antivpn/database/local/H2VPN.java

@@ -0,0 +1,276 @@
+package dev.brighten.antivpn.database.local;
+
+import dev.brighten.antivpn.AntiVPN;
+import dev.brighten.antivpn.api.VPNExecutor;
+import dev.brighten.antivpn.database.VPNDatabase;
+import dev.brighten.antivpn.database.sql.utils.MySQL;
+import dev.brighten.antivpn.database.sql.utils.Query;
+import dev.brighten.antivpn.web.objects.VPNResponse;
+import lombok.SneakyThrows;
+
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Timestamp;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+import java.util.UUID;
+import java.util.concurrent.TimeUnit;
+import java.util.function.Consumer;
+
+public class H2VPN implements VPNDatabase {
+
+    public H2VPN() {
+        VPNExecutor.threadExecutor.scheduleAtFixedRate(() -> {
+            if(!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed()) return;
+
+            //Refreshing whitelisted players
+            AntiVPN.getInstance().getExecutor().getWhitelisted().clear();
+            AntiVPN.getInstance().getExecutor().getWhitelisted()
+                    .addAll(AntiVPN.getInstance().getDatabase().getAllWhitelisted());
+
+            //Refreshing whitlisted IPs
+            AntiVPN.getInstance().getExecutor().getWhitelistedIps().clear();
+            AntiVPN.getInstance().getExecutor().getWhitelistedIps()
+                    .addAll(AntiVPN.getInstance().getDatabase().getAllWhitelistedIps());
+        }, 2, 30, TimeUnit.SECONDS);
+    }
+
+    @Override
+    public Optional<VPNResponse> getStoredResponse(String ip) {
+        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled()|| MySQL.isClosed())
+            return Optional.empty();
+
+        ResultSet rs = Query.prepare("select * from `responses` where `ip` = ? limit 1").append(ip).executeQuery();
+
+        try {
+            if (rs != null && rs.next()) {
+                VPNResponse response = new VPNResponse(rs.getString("asn"), rs.getString("ip"),
+                        rs.getString("countryName"), rs.getString("countryCode"),
+                        rs.getString("city"), rs.getString("timeZone"),
+                        rs.getString("method"), rs.getString("isp"), "N/A",
+                        rs.getBoolean("proxy"), rs.getBoolean("cached"), true,
+                        rs.getDouble("latitude"), rs.getDouble("longitude"),
+                        rs.getTimestamp("inserted").getTime(), -1);
+
+                if(System.currentTimeMillis() - response.getLastAccess() > TimeUnit.HOURS.toMillis(1)) {
+                    VPNExecutor.threadExecutor.execute(() -> deleteResponse(ip));
+                    return Optional.empty();
+                }
+                return Optional.of(response);
+            }
+        } catch (SQLException throwables) {
+            throwables.printStackTrace();
+        }
+
+        return Optional.empty();
+    }
+
+    /*
+     * Query.
+     * prepare("create table if not exists `responses` (`ip` varchar(45) not null, "
+     * +
+     * "`countryName` varchar(64), `countryCode` varchar(10), `city` varchar(64), `timeZone` varchar(64), "
+     * +
+     * "`method` varchar(32), `isp` varchar(32), `proxy` boolean, `cached` boolean "
+     * + "`latitude` double, `longitude` double)");
+     */
+    @Override
+    public void cacheResponse(VPNResponse toCache) {
+        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+            return;
+
+        Query.prepare("insert into `responses` (`ip`,`asn`,`countryName`,`countryCode`,`city`,`timeZone`,"
+                + "`method`,`isp`,`proxy`,`cached`,`inserted`,`latitude`,`longitude`) values (?,?,?,?,?,?,?,?,?,?,?,?,?)")
+                .append(toCache.getIp()).append(toCache.getAsn()).append(toCache.getCountryName())
+                .append(toCache.getCountryCode()).append(toCache.getCity()).append(toCache.getTimeZone())
+                .append(toCache.getMethod()).append(toCache.getIsp()).append(toCache.isProxy())
+                .append(toCache.isCached()).append(new Timestamp(System.currentTimeMillis()))
+                .append(toCache.getLatitude()).append(toCache.getLongitude()).execute();
+    }
+
+    @Override
+    public void deleteResponse(String ip) {
+        if(!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+            return;
+
+        Query.prepare("delete from `responses` where `ip` = ?").append(ip).execute();
+    }
+
+    @SneakyThrows
+    @Override
+    public boolean isWhitelisted(UUID uuid) {
+        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+            return false;
+        ResultSet set = Query.prepare("select uuid from `whitelisted` where `uuid` = ? limit 1")
+                .append(uuid.toString()).executeQuery();
+
+        return set != null && set.next() && set.getString("uuid") != null;
+    }
+
+    @SneakyThrows
+    @Override
+    public boolean isWhitelisted(String ip) {
+        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+            return false;
+        ResultSet set = Query.prepare("select `ip` from `whitelisted-ips` where `ip` = ? limit 1")
+                .append(ip).executeQuery();
+
+
+        return set != null && set.next() && set.getString("ip") != null;
+    }
+
+    @Override
+    public void setWhitelisted(UUID uuid, boolean whitelisted) {
+        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+            return;
+
+        if (whitelisted) {
+            if (!isWhitelisted(uuid)) {
+                Query.prepare("insert into `whitelisted` (`uuid`) values (?)").append(uuid.toString()).execute();
+            }
+            AntiVPN.getInstance().getExecutor().getWhitelisted().add(uuid);
+        } else {
+            Query.prepare("delete from `whitelisted` where `uuid` = ?").append(uuid.toString()).execute();
+            AntiVPN.getInstance().getExecutor().getWhitelisted().remove(uuid);
+        }
+    }
+
+    @Override
+    public void setWhitelisted(String ip, boolean whitelisted) {
+        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+            return;
+
+        if(whitelisted) {
+            if(!isWhitelisted(ip)) {
+                Query.prepare("insert into `whitelisted-ips` (`ip`) values (?)").append(ip).execute();
+            }
+            AntiVPN.getInstance().getExecutor().getWhitelistedIps().add(ip);
+        } else {
+            Query.prepare("delete from `whitelisted-ips` where `ip` = ?").append(ip).execute();
+            AntiVPN.getInstance().getExecutor().getWhitelistedIps().remove(ip);
+        }
+    }
+
+    @Override
+    public List<UUID> getAllWhitelisted() {
+        List<UUID> uuids = new ArrayList<>();
+
+        if(!MySQL.isClosed()) Query.prepare("select uuid from `whitelisted`")
+                .execute(set -> uuids.add(UUID.fromString(set.getString("uuid"))));
+
+        return uuids;
+    }
+
+    @Override
+    public List<String> getAllWhitelistedIps() {
+        List<String> ips = new ArrayList<>();
+
+        if(!MySQL.isClosed()) Query.prepare("select `ip` from `whitelisted-ips`")
+                    .execute(set -> ips.add(set.getString("ip")));
+
+        return ips;
+    }
+
+    @Override
+    public void getStoredResponseAsync(String ip, Consumer<Optional<VPNResponse>> result) {
+        if(MySQL.isClosed()) return;
+
+        VPNExecutor.threadExecutor.execute(() -> result.accept(getStoredResponse(ip)));
+    }
+
+    @Override
+    public void isWhitelistedAsync(UUID uuid, Consumer<Boolean> result) {
+        if(MySQL.isClosed()) return;
+
+        VPNExecutor.threadExecutor.execute(() -> result.accept(isWhitelisted(uuid)));
+    }
+
+    @Override
+    public void isWhitelistedAsync(String ip, Consumer<Boolean> result) {
+        if(MySQL.isClosed()) return;
+
+        VPNExecutor.threadExecutor.execute(() -> result.accept(isWhitelisted(ip)));
+    }
+
+    @Override
+    public void alertsState(UUID uuid, Consumer<Boolean> result) {
+        if(MySQL.isClosed()) return;
+
+        VPNExecutor.threadExecutor.execute(() -> {
+            ResultSet set = Query.prepare("select * from `alerts` where `uuid` = ? limit 1")
+                    .append(uuid.toString()).executeQuery();
+
+            try {
+                result.accept(set != null && set.next() && set.getString("uuid") != null);
+            } catch (SQLException e) {
+                e.printStackTrace();
+                result.accept(false);
+            }
+        });
+    }
+
+    @Override
+    public void updateAlertsState(UUID uuid, boolean enabled) {
+        if(MySQL.isClosed()) return;
+
+        if(enabled) {
+            //We want to make sure there isn't already a uuid inserted to prevent double insertions
+            alertsState(uuid, alreadyEnabled -> { //No need to make another thread execute, already async
+                if(!alreadyEnabled) {
+                    Query.prepare("insert into `alerts` (`uuid`) values (?)").append(uuid.toString())
+                            .execute();
+                } //No need to insert again of already enabled
+            });
+            //Removing any uuid from the alerts table will disable alerts globally.
+        } else VPNExecutor.threadExecutor.execute(() ->
+                Query.prepare("delete from `alerts` where `uuid` = ?")
+                        .append(uuid.toString())
+                        .execute());
+    }
+
+    @Override
+    public void clearResponses() {
+        if(MySQL.isClosed()) return;
+
+        VPNExecutor.threadExecutor.execute(() -> Query.prepare("delete from `responses`").execute());
+    }
+
+    @Override
+    public void init() {
+        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled())
+            return;
+        AntiVPN.getInstance().getExecutor().log("Initializing H2...");
+        MySQL.initH2();
+
+        AntiVPN.getInstance().getExecutor().log("Creating tables...");
+
+        //Running check for old table types to update
+
+        Query.prepare("create table if not exists `whitelisted` (`uuid` varchar(36) not null)").execute();
+        Query.prepare("create table if not exists `whitelisted-ips` (`ip` varchar(45) not null)").execute();
+        Query.prepare("create table if not exists `responses` (`ip` varchar(45) not null, `asn` varchar(12),"
+                + "`countryName` text, `countryCode` varchar(10), `city` text, `timeZone` varchar(64), "
+                + "`method` varchar(32), `isp` text, `proxy` boolean, `cached` boolean, `inserted` timestamp,"
+                + "`latitude` double, `longitude` double)").execute();
+        Query.prepare("create table if not exists `alerts` (`uuid` varchar(36) not null)").execute();
+
+        AntiVPN.getInstance().getExecutor().log("Creating indexes...");
+        try {
+            Query.prepare("create index if not exists `uuid_1` on `whitelisted` (`uuid`)").execute();
+            Query.prepare("create index if not exists `ip_1` on `responses` (`ip`)").execute();
+            Query.prepare("create index if not exists `proxy_1` on `responses` (`proxy`)").execute();
+            Query.prepare("create index if not exists `inserted_1` on `responses` (`inserted`)").execute();
+            Query.prepare("create index if not exists `ip_1` on `whitelisted-ips` (`ip`)").execute();
+        } catch (Exception e) {
+            System.err.println("MySQL Excepton created" + e.getMessage());
+        }
+    }
+
+    @Override
+    public void shutdown() {
+        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled())
+            return;
+        MySQL.shutdown();
+    }
+}

Common/src/main/java/dev/brighten/antivpn/database/mongo/MongoVPN.java

@@ -7,26 +7,50 @@ import com.mongodb.client.MongoCollection;
 import com.mongodb.client.MongoDatabase;
 import com.mongodb.client.model.Filters;
 import com.mongodb.client.model.Indexes;
+import com.mongodb.client.model.UpdateOptions;
 import dev.brighten.antivpn.AntiVPN;
 import dev.brighten.antivpn.api.VPNExecutor;
 import dev.brighten.antivpn.database.VPNDatabase;
-import dev.brighten.antivpn.utils.VPNResponse;
+import dev.brighten.antivpn.web.objects.VPNResponse;
 import org.bson.Document;
+import org.bson.conversions.Bson;
 
 import java.util.*;
+import java.util.concurrent.TimeUnit;
 import java.util.function.Consumer;
 
 public class MongoVPN implements VPNDatabase {
 
     private MongoCollection<Document> settingsDocument, cacheDocument;
     private MongoClient client;
-    private MongoDatabase antivpnDatabase;
 
+    public MongoVPN() {
+        VPNExecutor.threadExecutor.scheduleAtFixedRate(() -> {
+            if(!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled()) return;
+
+            //Refreshing whitelisted players
+            AntiVPN.getInstance().getExecutor().getWhitelisted().clear();
+            AntiVPN.getInstance().getExecutor().getWhitelisted()
+                    .addAll(AntiVPN.getInstance().getDatabase().getAllWhitelisted());
+
+            //Refreshing whitlisted IPs
+            AntiVPN.getInstance().getExecutor().getWhitelistedIps().clear();
+            AntiVPN.getInstance().getExecutor().getWhitelistedIps()
+                    .addAll(AntiVPN.getInstance().getDatabase().getAllWhitelistedIps());
+        }, 2, 30, TimeUnit.SECONDS);
+    }
     @Override
     public Optional<VPNResponse> getStoredResponse(String ip) {
         Document rdoc = cacheDocument.find(Filters.eq("ip", ip)).first();
 
         if(rdoc != null) {
+            long lastUpdate = rdoc.get("lastAccess", 0L);
+
+            if(System.currentTimeMillis() - lastUpdate > TimeUnit.HOURS.toMillis(1)) {
+                VPNExecutor.threadExecutor.execute(() -> deleteResponse(ip));
+                return Optional.empty();
+            }
+
             return Optional.of(VPNResponse.builder().asn(rdoc.getString("asn")).ip(ip)
                     .countryName(rdoc.getString("countryName"))
                     .countryCode(rdoc.getString("countryCode"))
@@ -39,6 +63,7 @@ public class MongoVPN implements VPNDatabase {
                     .success(true)
                     .latitude(rdoc.getDouble("latitude"))
                     .longitude(rdoc.getDouble("longitude"))
+                    .lastAccess(rdoc.get("lastAccess", 0L))
                     .build());
         }
         return Optional.empty();
@@ -60,13 +85,20 @@ public class MongoVPN implements VPNDatabase {
         rdoc.put("success", toCache.isSuccess());
         rdoc.put("latitude", toCache.getLatitude());
         rdoc.put("longitude", toCache.getLongitude());
+        rdoc.put("lastAccess", System.currentTimeMillis());
 
         VPNExecutor.threadExecutor.execute(() -> {
-            cacheDocument.deleteMany(Filters.eq("ip", toCache.getIp()));
-            cacheDocument.insertOne(rdoc);
+            Bson update = new Document("$set", rdoc);
+            cacheDocument.updateOne(Filters.eq("ip", toCache.getIp()), update,
+                    new UpdateOptions().upsert(true));
         });
     }
 
+    @Override
+    public void deleteResponse(String ip) {
+        cacheDocument.deleteMany(Filters.eq("ip", ip));
+    }
+
     @Override
     public boolean isWhitelisted(UUID uuid) {
         return settingsDocument
@@ -86,8 +118,10 @@ public class MongoVPN implements VPNDatabase {
         if(whitelisted) {
             Document wdoc = new Document("setting", "whitelist");
             wdoc.put("uuid", uuid.toString());
+            AntiVPN.getInstance().getExecutor().getWhitelisted().add(uuid);
             VPNExecutor.threadExecutor.execute(() -> settingsDocument.insertOne(wdoc));
         } else {
+            AntiVPN.getInstance().getExecutor().getWhitelisted().remove(uuid);
             VPNExecutor.threadExecutor.execute(() -> settingsDocument.deleteMany(Filters
                     .and(
                             Filters.eq("setting", "whitelist"),
@@ -98,10 +132,12 @@ public class MongoVPN implements VPNDatabase {
     @Override
     public void setWhitelisted(String ip, boolean whitelisted) {
         if(whitelisted) {
-            Document wdoc = new Document("setting", "whitelist");
-            wdoc.put("ip", ip);
+            Document wdoc = new Document("setting", "whitelist").append("ip", ip);
+
+            AntiVPN.getInstance().getExecutor().getWhitelistedIps().add(ip);
             VPNExecutor.threadExecutor.execute(() -> settingsDocument.insertOne(wdoc));
         } else {
+            AntiVPN.getInstance().getExecutor().getWhitelistedIps().remove(ip);
             VPNExecutor.threadExecutor.execute(() -> settingsDocument.deleteMany(Filters
                     .and(
                             Filters.eq("setting", "whitelist"),
@@ -170,18 +206,20 @@ public class MongoVPN implements VPNDatabase {
 
     @Override
     public void init() {
-        if(AntiVPN.getInstance().getVpnConfig().mongoDatabaseURL().length() > 0) { //URL
+        if(!AntiVPN.getInstance().getVpnConfig().mongoDatabaseURL().isEmpty()) { //URL
             ConnectionString cs = new ConnectionString(AntiVPN.getInstance().getVpnConfig().mongoDatabaseURL());
             MongoClientSettings settings = MongoClientSettings.builder().applyConnectionString(cs).build();
             client = MongoClients.create(settings);
         } else {
             MongoClientSettings.Builder settingsBld = MongoClientSettings.builder().readPreference(ReadPreference.nearest())
-                    .applyToClusterSettings(builder -> {
-                        builder.hosts(Collections.singletonList(new ServerAddress(AntiVPN.getInstance().getVpnConfig().getIp(),
-                                AntiVPN.getInstance().getVpnConfig().getPort())));
-                    });
+                    .applyToClusterSettings(builder -> builder.
+                            hosts(Collections.singletonList(
+                                    new ServerAddress(
+                                            AntiVPN.getInstance().getVpnConfig().getIp(),
+                                            AntiVPN.getInstance().getVpnConfig().getPort())
+                            )));
             if(AntiVPN.getInstance().getVpnConfig().useDatabaseCreds()) {
-                settingsBld = settingsBld.credential(MongoCredential
+                settingsBld.credential(MongoCredential
                         .createCredential(AntiVPN.getInstance().getVpnConfig().getUsername(),
                                 AntiVPN.getInstance().getVpnConfig().getDatabaseName(),
                                 AntiVPN.getInstance().getVpnConfig().getPassword().toCharArray()));
@@ -189,7 +227,7 @@ public class MongoVPN implements VPNDatabase {
 
             client = MongoClients.create(settingsBld.build());
         }
-        antivpnDatabase = client.getDatabase(AntiVPN.getInstance().getVpnConfig().getDatabaseName());
+        MongoDatabase antivpnDatabase = client.getDatabase(AntiVPN.getInstance().getVpnConfig().getDatabaseName());
 
         settingsDocument = antivpnDatabase.getCollection("settings");
         if(settingsDocument.listIndexes().first() == null) {

Common/src/main/java/dev/brighten/antivpn/database/sql/MySqlVPN.java

@@ -5,7 +5,7 @@ import dev.brighten.antivpn.api.VPNExecutor;
 import dev.brighten.antivpn.database.VPNDatabase;
 import dev.brighten.antivpn.database.sql.utils.MySQL;
 import dev.brighten.antivpn.database.sql.utils.Query;
-import dev.brighten.antivpn.utils.VPNResponse;
+import dev.brighten.antivpn.web.objects.VPNResponse;
 import lombok.SneakyThrows;
 
 import java.sql.ResultSet;
@@ -20,39 +20,25 @@ import java.util.function.Consumer;
 
 public class MySqlVPN implements VPNDatabase {
 
-    private Thread whitelistedThread;
-
     public MySqlVPN() {
-        whitelistedThread = new Thread(() -> {
-            try {
-                Thread.sleep(TimeUnit.SECONDS.toMillis(2));
-            } catch (InterruptedException e) {
-                e.printStackTrace();
-            }
-            while (true) {
-                // Updating from database
-                if (AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled()) {
-                    AntiVPN.getInstance().getExecutor().getWhitelisted().clear();
-                    AntiVPN.getInstance().getExecutor().getWhitelisted()
-                            .addAll(AntiVPN.getInstance().getDatabase().getAllWhitelisted());
-                    AntiVPN.getInstance().getExecutor().getWhitelistedIps().clear();
-                    AntiVPN.getInstance().getExecutor().getWhitelistedIps()
-                            .addAll(AntiVPN.getInstance().getDatabase().getAllWhitelistedIps());
-                }
-                try {
-                    Thread.sleep(TimeUnit.SECONDS.toMillis(4));
-                } catch (InterruptedException e) {
-                    e.printStackTrace();
-                }
-            }
-        });
+        VPNExecutor.threadExecutor.scheduleAtFixedRate(() -> {
+            if(!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed()) return;
 
-        whitelistedThread.start();
+            //Refreshing whitelisted players
+            AntiVPN.getInstance().getExecutor().getWhitelisted().clear();
+            AntiVPN.getInstance().getExecutor().getWhitelisted()
+                    .addAll(AntiVPN.getInstance().getDatabase().getAllWhitelisted());
+
+            //Refreshing whitlisted IPs
+            AntiVPN.getInstance().getExecutor().getWhitelistedIps().clear();
+            AntiVPN.getInstance().getExecutor().getWhitelistedIps()
+                    .addAll(AntiVPN.getInstance().getDatabase().getAllWhitelistedIps());
+        }, 2, 30, TimeUnit.SECONDS);
     }
 
     @Override
     public Optional<VPNResponse> getStoredResponse(String ip) {
-        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled()|| MySQL.isClosed())
+        if (isDisabled())
             return Optional.empty();
 
         ResultSet rs = Query.prepare("select * from `responses` where `ip` = ? limit 1").append(ip).executeQuery();
@@ -65,7 +51,13 @@ public class MySqlVPN implements VPNDatabase {
                         rs.getString("method"), rs.getString("isp"), "N/A",
                         rs.getBoolean("proxy"), rs.getBoolean("cached"), true,
                         rs.getDouble("latitude"), rs.getDouble("longitude"),
-                        System.currentTimeMillis(), -1);
+                        rs.getTimestamp("inserted").getTime(), -1);
+
+                if(System.currentTimeMillis() - response.getLastAccess() > TimeUnit.HOURS.toMillis(1)) {
+                    VPNExecutor.threadExecutor.execute(() -> deleteResponse(ip));
+                    return Optional.empty();
+                }
+                
                 return Optional.of(response);
             }
         } catch (SQLException throwables) {
@@ -86,7 +78,7 @@ public class MySqlVPN implements VPNDatabase {
      */
     @Override
     public void cacheResponse(VPNResponse toCache) {
-        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+        if (isDisabled())
             return;
 
         Query.prepare("insert into `responses` (`ip`,`asn`,`countryName`,`countryCode`,`city`,`timeZone`,"
@@ -98,10 +90,18 @@ public class MySqlVPN implements VPNDatabase {
                 .append(toCache.getLatitude()).append(toCache.getLongitude()).execute();
     }
 
+    @Override
+    public void deleteResponse(String ip) {
+        if(!isDisabled())
+            return;
+
+        Query.prepare("delete from `responses` where `ip` = ?").append(ip).execute();
+    }
+
     @SneakyThrows
     @Override
     public boolean isWhitelisted(UUID uuid) {
-        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+        if (isDisabled())
             return false;
         ResultSet set = Query.prepare("select uuid from `whitelisted` where `uuid` = ? limit 1")
                 .append(uuid.toString()).executeQuery();
@@ -112,7 +112,7 @@ public class MySqlVPN implements VPNDatabase {
     @SneakyThrows
     @Override
     public boolean isWhitelisted(String ip) {
-        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+        if (isDisabled())
             return false;
         ResultSet set = Query.prepare("select `ip` from `whitelisted-ips` where `ip` = ? limit 1")
                 .append(ip).executeQuery();
@@ -123,7 +123,7 @@ public class MySqlVPN implements VPNDatabase {
 
     @Override
     public void setWhitelisted(UUID uuid, boolean whitelisted) {
-        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+        if (isDisabled())
             return;
 
         if (whitelisted) {
@@ -139,7 +139,7 @@ public class MySqlVPN implements VPNDatabase {
 
     @Override
     public void setWhitelisted(String ip, boolean whitelisted) {
-        if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled() || MySQL.isClosed())
+        if (isDisabled())
             return;
 
         if(whitelisted) {
@@ -242,9 +242,7 @@ public class MySqlVPN implements VPNDatabase {
         if (!AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled())
             return;
         AntiVPN.getInstance().getExecutor().log("Initializing MySQL...");
-        if(AntiVPN.getInstance().getVpnConfig().getDatabaseType().contains("sql")) {
-            MySQL.init();
-        } else MySQL.initH2();
+        MySQL.init();
 
         AntiVPN.getInstance().getExecutor().log("Creating tables...");
 
@@ -335,6 +333,10 @@ public class MySqlVPN implements VPNDatabase {
             System.err.println("MySQL Excepton created" + e.getMessage());
         }
     }
+    
+    private boolean isDisabled() {
+        return !AntiVPN.getInstance().getVpnConfig().isDatabaseEnabled()|| MySQL.isClosed();
+    }
 
     @Override
     public void shutdown() {

Common/src/main/java/dev/brighten/antivpn/database/sql/utils/MySQL.java

@@ -1,11 +1,17 @@
 package dev.brighten.antivpn.database.sql.utils;
 
 import dev.brighten.antivpn.AntiVPN;
+import org.h2.jdbc.JdbcSQLNonTransientConnectionException;
 
 import java.io.File;
+import java.io.IOException;
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+import java.nio.file.Files;
 import java.sql.Connection;
 import java.sql.DriverManager;
 import java.sql.SQLException;
+import java.util.Properties;
 
 public class MySQL {
     private static Connection conn;
@@ -36,22 +42,66 @@ public class MySQL {
         }
     }
 
+    private static boolean attemptedTwice = false;
     public static void initH2() {
-        File dataFolder = new File(AntiVPN.getInstance().getPluginFolder(), "databases" + File.separator + "database");
+        File dataFolder = new File(AntiVPN.getInstance().getPluginFolder(), "databases");
+        File databaseFile = new File(dataFolder, "database");
         try {
-            Class.forName("org.h2.Driver");
-            conn = new NonClosableConnection(DriverManager.getConnection ("jdbc:h2:file:" +
-                    dataFolder.getAbsolutePath(),
-                    AntiVPN.getInstance().getVpnConfig().getUsername(),AntiVPN.getInstance().getVpnConfig().getPassword()));
+            Constructor jdbcConnection = Class.forName("org.h2.jdbc.JdbcConnection")
+                    .getConstructor(String.class, Properties.class, String.class, Object.class, boolean.class);
+            conn = new NonClosableConnection((Connection)jdbcConnection.newInstance("jdbc:h2:file:" +
+                            databaseFile.getAbsolutePath(),
+                    new Properties(), AntiVPN.getInstance().getVpnConfig().getUsername(),
+                    AntiVPN.getInstance().getVpnConfig().getPassword(), false));
             conn.setAutoCommit(true);
             Query.use(conn);
-            AntiVPN.getInstance().getExecutor().log("Connection to SQlLite has been established.");
+            AntiVPN.getInstance().getExecutor().log("Connection to H2 has been established.");
         } catch (SQLException ex) {
-            AntiVPN.getInstance().getExecutor().log("SQLite exception on initialize");
+            AntiVPN.getInstance().getExecutor().log("H2 exception on initialize");
             ex.printStackTrace();
         } catch (ClassNotFoundException ex) {
             AntiVPN.getInstance().getExecutor().log("No H2 library found!");
+        } catch (NoSuchMethodException | InstantiationException | IllegalAccessException e) {
+            AntiVPN.getInstance().getExecutor().log("Java exception on initialize");
+            e.printStackTrace();
+        } catch(InvocationTargetException e) {
+            if(attemptedTwice) return;
+            if(e.getCause() instanceof JdbcSQLNonTransientConnectionException) {
+                File[] files = dataFolder.listFiles();
+
+                if(files == null) {
+                    e.printStackTrace();
+                    return;
+                }
+
+                File oldDbs = new File(dataFolder, "old");
+
+                boolean made = false;
+                if(!oldDbs.isDirectory()) {
+                    made = oldDbs.mkdir();
+                } else made = true;
+
+                if(!made) {
+                    throw new RuntimeException(String.format("Unable to upgrade H2 files since this application " +
+                            "was unable to create a new directory %s (insufficient permissions?)!", oldDbs.getPath()));
+                }
+                AntiVPN.getInstance().getExecutor().log("Upgrading h2 files...");
+                for (File file : files) {
+                    if(file.getName().endsWith(".db")) {
+                        try {
+                            Files.copy(file.toPath(), new File(oldDbs, file.getName()).toPath());
+                        } catch (IOException ex) {
+                            throw new RuntimeException(ex);
+                        }
+                        if(file.delete()) {
+                            AntiVPN.getInstance().getExecutor().log("Successfully deleted old " + file.getName());
+                        } else throw new RuntimeException("Unable to delete old database file " + file.getName());
+                    }
+                }
+                initH2();
+            } else e.printStackTrace();
         }
+        attemptedTwice = true;
     }
 
     public static void use() {
@@ -70,6 +120,7 @@ public class MySQL {
                 } else conn.close();
                 conn = null;
             }
+            attemptedTwice = false;
         } catch (Exception e) {
             e.printStackTrace();
         }

Common/src/main/java/dev/brighten/antivpn/depends/LibraryLoader.java

@@ -0,0 +1,200 @@
+/*
+ * This file is part of helper, licensed under the MIT License.
+ *
+ *  Copyright (c) lucko (Luck) <luck@lucko.me>
+ *  Copyright (c) contributors
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a copy
+ *  of this software and associated documentation files (the "Software"), to deal
+ *  in the Software without restriction, including without limitation the rights
+ *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ *  copies of the Software, and to permit persons to whom the Software is
+ *  furnished to do so, subject to the following conditions:
+ *
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ *  SOFTWARE.
+ */
+
+package dev.brighten.antivpn.depends;
+
+import dev.brighten.antivpn.AntiVPN;
+import dev.brighten.antivpn.utils.NonnullByDefault;
+import dev.brighten.antivpn.utils.Supplier;
+import dev.brighten.antivpn.utils.Suppliers;
+
+import java.io.File;
+import java.io.InputStream;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.nio.file.Files;
+import java.util.Objects;
+
+/**
+ * Resolves {@link MavenLibrary} annotations for a class, and loads the dependency
+ * into the classloader.
+ */
+@NonnullByDefault
+public final class LibraryLoader {
+
+    @SuppressWarnings("Guava")
+    private static final Supplier<URLClassLoaderAccess> URL_INJECTOR = Suppliers.memoize(() -> URLClassLoaderAccess.create((URLClassLoader) AntiVPN.getInstance().getClass().getClassLoader()));
+
+    /**
+     * Resolves all {@link MavenLibrary} annotations on the given object.
+     *
+     * @param object the object to load libraries for.
+     */
+    public static void loadAll(Object object) {
+        loadAll(object.getClass());
+    }
+
+    /**
+     * Resolves all {@link MavenLibrary} annotations on the given class.
+     *
+     * @param clazz the class to load libraries for.
+     */
+    public static void loadAll(Class<?> clazz) {
+        MavenLibrary[] libs = clazz.getDeclaredAnnotationsByType(MavenLibrary.class);
+        if (libs == null) {
+            return;
+        }
+
+        for (MavenLibrary lib : libs) {
+            load(lib.groupId(), lib.artifactId(), lib.version(), lib.repo().url());
+        }
+    }
+
+    public static void load(String groupId, String artifactId, String version) {
+        load(groupId, artifactId, version, "https://repo1.maven.org/maven2");
+    }
+
+    public static void load(String groupId, String artifactId, String version, String repoUrl) {
+        load(new Dependency(groupId, artifactId, version, repoUrl));
+    }
+
+    public static void load(Dependency d) {
+        AntiVPN.getInstance().getExecutor().log(String.format("Loading dependency %s:%s:%s from %s", d.getGroupId(), d.getArtifactId(), d.getVersion(), d.getRepoUrl()));
+        String name = d.getArtifactId() + "-" + d.getVersion();
+
+        File saveLocation = new File(getLibFolder(), name + ".jar");
+        if (!saveLocation.exists()) {
+
+            try {
+                AntiVPN.getInstance().getExecutor().log("Dependency '" + name + "' is not already in the libraries folder. Attempting to download...");
+                URL url = d.getUrl();
+
+                try (InputStream is = url.openStream()) {
+                    Files.copy(is, saveLocation.toPath());
+                }
+
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+
+            AntiVPN.getInstance().getExecutor().log("Dependency '" + name + "' successfully downloaded.");
+        }
+
+        if (!saveLocation.exists()) {
+            throw new RuntimeException("Unable to download dependency: " + d.toString());
+        }
+
+        try {
+            URL_INJECTOR.get().addURL(saveLocation.toURI().toURL());
+        } catch (Exception e) {
+            throw new RuntimeException("Unable to load dependency: " + saveLocation.toString(), e);
+        }
+
+        AntiVPN.getInstance().getExecutor().log("Loaded dependency '" + name + "' successfully.");
+    }
+
+    private static File getLibFolder() {
+        File pluginDataFolder = AntiVPN.getInstance().getPluginFolder();
+        File libs = new File(pluginDataFolder, "libraries");
+        libs.mkdirs();
+        return libs;
+    }
+
+    @NonnullByDefault
+    public static final class Dependency {
+        private final String groupId;
+        private final String artifactId;
+        private final String version;
+        private final String repoUrl;
+
+        public Dependency(String groupId, String artifactId, String version, String repoUrl) {
+            this.groupId = Objects.requireNonNull(groupId, "groupId");
+            this.artifactId = Objects.requireNonNull(artifactId, "artifactId");
+            this.version = Objects.requireNonNull(version, "version");
+            this.repoUrl = Objects.requireNonNull(repoUrl, "repoUrl");
+        }
+
+        public String getGroupId() {
+            return this.groupId;
+        }
+
+        public String getArtifactId() {
+            return this.artifactId;
+        }
+
+        public String getVersion() {
+            return this.version;
+        }
+
+        public String getRepoUrl() {
+            return this.repoUrl;
+        }
+
+        public URL getUrl() throws MalformedURLException {
+            String repo = this.repoUrl;
+            if (!repo.endsWith("/")) {
+                repo += "/";
+            }
+            repo += "%s/%s/%s/%s-%s.jar";
+
+            String url = String.format(repo, this.groupId.replace(".", "/"), this.artifactId, this.version, this.artifactId, this.version);
+            return new URL(url);
+        }
+
+        @Override
+        public boolean equals(Object o) {
+            if (o == this) return true;
+            if (!(o instanceof Dependency)) return false;
+            final Dependency other = (Dependency) o;
+            return this.getGroupId().equals(other.getGroupId()) &&
+                    this.getArtifactId().equals(other.getArtifactId()) &&
+                    this.getVersion().equals(other.getVersion()) &&
+                    this.getRepoUrl().equals(other.getRepoUrl());
+        }
+
+        @Override
+        public int hashCode() {
+            final int PRIME = 59;
+            int result = 1;
+            result = result * PRIME + this.getGroupId().hashCode();
+            result = result * PRIME + this.getArtifactId().hashCode();
+            result = result * PRIME + this.getVersion().hashCode();
+            result = result * PRIME + this.getRepoUrl().hashCode();
+            return result;
+        }
+
+        @Override
+        public String toString() {
+            return "LibraryLoader.Dependency(" +
+                    "groupId=" + this.getGroupId() + ", " +
+                    "artifactId=" + this.getArtifactId() + ", " +
+                    "version=" + this.getVersion() + ", " +
+                    "repoUrl=" + this.getRepoUrl() + ")";
+        }
+    }
+
+
+}

Common/src/main/java/dev/brighten/antivpn/depends/MavenLibraries.java

@@ -0,0 +1,40 @@
+/*
+ * This file is part of helper, licensed under the MIT License.
+ *
+ *  Copyright (c) lucko (Luck) <luck@lucko.me>
+ *  Copyright (c) contributors
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a copy
+ *  of this software and associated documentation files (the "Software"), to deal
+ *  in the Software without restriction, including without limitation the rights
+ *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ *  copies of the Software, and to permit persons to whom the Software is
+ *  furnished to do so, subject to the following conditions:
+ *
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ *  SOFTWARE.
+ */
+
+package dev.brighten.antivpn.depends;
+
+import java.lang.annotation.*;
+
+/**
+ * Annotation to indicate the required libraries for a class.
+ */
+@Documented
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface MavenLibraries {
+
+    MavenLibrary[] value() default {};
+
+}

Common/src/main/java/dev/brighten/antivpn/depends/MavenLibrary.java

@@ -0,0 +1,67 @@
+/*
+ * This file is part of helper, licensed under the MIT License.
+ *
+ *  Copyright (c) lucko (Luck) <luck@lucko.me>
+ *  Copyright (c) contributors
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a copy
+ *  of this software and associated documentation files (the "Software"), to deal
+ *  in the Software without restriction, including without limitation the rights
+ *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ *  copies of the Software, and to permit persons to whom the Software is
+ *  furnished to do so, subject to the following conditions:
+ *
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ *  SOFTWARE.
+ */
+
+package dev.brighten.antivpn.depends;
+
+import java.lang.annotation.*;
+
+/**
+ * Annotation to indicate a required library for a class.
+ */
+@Documented
+@Repeatable(MavenLibraries.class)
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface MavenLibrary {
+
+    /**
+     * The group id of the library
+     *
+     * @return the group id of the library
+     */
+    String groupId();
+
+    /**
+     * The artifact id of the library
+     *
+     * @return the artifact id of the library
+     */
+    String artifactId();
+
+    /**
+     * The version of the library
+     *
+     * @return the version of the library
+     */
+    String version();
+
+    /**
+     * The repo where the library can be obtained from
+     *
+     * @return the repo where the library can be obtained from
+     */
+    Repository repo() default @Repository(url = "https://repo1.maven.org/maven2");
+
+}

Common/src/main/java/dev/brighten/antivpn/depends/Repository.java

@@ -0,0 +1,45 @@
+/*
+ * This file is part of helper, licensed under the MIT License.
+ *
+ *  Copyright (c) lucko (Luck) <luck@lucko.me>
+ *  Copyright (c) contributors
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a copy
+ *  of this software and associated documentation files (the "Software"), to deal
+ *  in the Software without restriction, including without limitation the rights
+ *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ *  copies of the Software, and to permit persons to whom the Software is
+ *  furnished to do so, subject to the following conditions:
+ *
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ *  SOFTWARE.
+ */
+
+package dev.brighten.antivpn.depends;
+
+import java.lang.annotation.*;
+
+/**
+ * Represents a maven repository.
+ */
+@Documented
+@Target(ElementType.LOCAL_VARIABLE)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Repository {
+
+    /**
+     * Gets the base url of the repository.
+     *
+     * @return the base url of the repository
+     */
+    String url();
+
+}

Common/src/main/java/dev/brighten/antivpn/depends/URLClassLoaderAccess.java

@@ -0,0 +1,175 @@
+/*
+ * This file is part of helper, licensed under the MIT License.
+ *
+ *  Copyright (c) lucko (Luck) <luck@lucko.me>
+ *  Copyright (c) contributors
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a copy
+ *  of this software and associated documentation files (the "Software"), to deal
+ *  in the Software without restriction, including without limitation the rights
+ *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ *  copies of the Software, and to permit persons to whom the Software is
+ *  furnished to do so, subject to the following conditions:
+ *
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ *  SOFTWARE.
+ */
+
+package dev.brighten.antivpn.depends;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.util.Collection;
+
+/**
+ * Provides access to {@link URLClassLoader}#addURL.
+ */
+public abstract class URLClassLoaderAccess {
+
+    /**
+     * Creates a {@link URLClassLoaderAccess} for the given class loader.
+     *
+     * @param classLoader the class loader
+     * @return the access object
+     */
+    static URLClassLoaderAccess create(URLClassLoader classLoader) {
+        if (Reflection.isSupported()) {
+            return new Reflection(classLoader);
+        } else if (Unsafe.isSupported()) {
+            return new Unsafe(classLoader);
+        } else {
+            return Noop.INSTANCE;
+        }
+    }
+
+    private final URLClassLoader classLoader;
+
+    protected URLClassLoaderAccess(URLClassLoader classLoader) {
+        this.classLoader = classLoader;
+    }
+
+
+    /**
+     * Adds the given URL to the class loader.
+     *
+     * @param url the URL to add
+     */
+    public abstract void addURL(URL url);
+
+    /**
+     * Accesses using reflection, not supported on Java 9+.
+     */
+    private static class Reflection extends URLClassLoaderAccess {
+        private static final Method ADD_URL_METHOD;
+
+        static {
+            Method addUrlMethod;
+            try {
+                addUrlMethod = URLClassLoader.class.getDeclaredMethod("addURL", URL.class);
+                addUrlMethod.setAccessible(true);
+            } catch (Exception e) {
+                addUrlMethod = null;
+            }
+            ADD_URL_METHOD = addUrlMethod;
+        }
+
+        private static boolean isSupported() {
+            return ADD_URL_METHOD != null;
+        }
+
+        Reflection(URLClassLoader classLoader) {
+            super(classLoader);
+        }
+
+        @Override
+        public void addURL(URL url) {
+            try {
+                ADD_URL_METHOD.invoke(super.classLoader, url);
+            } catch (ReflectiveOperationException e) {
+                throw new RuntimeException(e);
+            }
+        }
+    }
+
+    /**
+     * Accesses using sun.misc.Unsafe, supported on Java 9+.
+     *
+     * @author Vaishnav Anil (<a href="https://github.com/slimjar/slimjar">...</a>)
+     */
+    private static class Unsafe extends URLClassLoaderAccess {
+        private static final sun.misc.Unsafe UNSAFE;
+
+        static {
+            sun.misc.Unsafe unsafe;
+            try {
+                Field unsafeField = sun.misc.Unsafe.class.getDeclaredField("theUnsafe");
+                unsafeField.setAccessible(true);
+                unsafe = (sun.misc.Unsafe) unsafeField.get(null);
+            } catch (Throwable t) {
+                unsafe = null;
+            }
+            UNSAFE = unsafe;
+        }
+
+        private static boolean isSupported() {
+            return UNSAFE != null;
+        }
+
+        private final Collection<URL> unopenedURLs;
+        private final Collection<URL> pathURLs;
+
+        @SuppressWarnings("unchecked")
+        Unsafe(URLClassLoader classLoader) {
+            super(classLoader);
+
+            Collection<URL> unopenedURLs;
+            Collection<URL> pathURLs;
+            try {
+                Object ucp = fetchField(URLClassLoader.class, classLoader, "ucp");
+                unopenedURLs = (Collection<URL>) fetchField(ucp.getClass(), ucp, "unopenedUrls");
+                pathURLs = (Collection<URL>) fetchField(ucp.getClass(), ucp, "path");
+            } catch (Throwable e) {
+                unopenedURLs = null;
+                pathURLs = null;
+            }
+            this.unopenedURLs = unopenedURLs;
+            this.pathURLs = pathURLs;
+        }
+
+        private static Object fetchField(final Class<?> clazz, final Object object, final String name) throws NoSuchFieldException {
+            Field field = clazz.getDeclaredField(name);
+            long offset = UNSAFE.objectFieldOffset(field);
+            return UNSAFE.getObject(object, offset);
+        }
+
+        @Override
+        public void addURL(URL url) {
+            this.unopenedURLs.add(url);
+            this.pathURLs.add(url);
+        }
+    }
+
+    private static class Noop extends URLClassLoaderAccess {
+        private static final Noop INSTANCE = new Noop();
+
+        private Noop() {
+            super(null);
+        }
+
+        @Override
+        public void addURL(URL url) {
+            throw new UnsupportedOperationException();
+        }
+    }
+
+}

Common/src/main/java/dev/brighten/antivpn/message/MessageHandler.java

@@ -1,5 +1,7 @@
 package dev.brighten.antivpn.message;
 
+import dev.brighten.antivpn.AntiVPN;
+
 import java.util.HashMap;
 import java.util.Map;
 import java.util.function.Function;
@@ -27,6 +29,8 @@ public class MessageHandler {
 
     public void addString(VpnString string, Function<VpnString, String> getter) {
         string.setConfigStringGetter(getter);
+        getter.apply(string);
+        AntiVPN.getInstance().getExecutor().log("Added string " + string.getKey());
         messages.put(string.getKey(), string);
     }
 
@@ -35,5 +39,8 @@ public class MessageHandler {
                 "&cYou must be a player to execute this command!"), getter);
         addString(new VpnString("command-alerts-toggled",
                 "&7Your player proxy notifications have been set to: &e%state%"), getter);
+        addString(new VpnString("command-reload-complete",
+                        "&aSuccessfully reloaded KauriVPN plugin!"), getter);
+        addString(new VpnString("no-permission", "&cNo permission."), getter);
     }
 }

Common/src/main/java/dev/brighten/antivpn/message/VpnString.java

@@ -19,7 +19,6 @@ public class VpnString {
     public VpnString(String key, String defaultMessage) {
         this.key = key;
         this.defaultMessage = defaultMessage;
-        this.message = defaultMessage;
     }
 
     @SneakyThrows
@@ -30,7 +29,7 @@ public class VpnString {
     }
 
     public String getFormattedMessage(Var<String, Object>... replacements) {
-        String formatted = message;
+        String formatted = configStringGetter.apply(this);
 
         for (Var<String, Object> replacement : replacements) {
             formatted = formatted

Common/src/main/java/dev/brighten/antivpn/utils/ExtraObjectsMethodsForWeb.java

@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2016 The Guava Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package dev.brighten.antivpn.utils;
+
+/**
+ * Holder for extra methods of {@code Objects} only in web. Intended to be empty for regular
+ * version.
+ */
+abstract class ExtraObjectsMethodsForWeb {}

Common/src/main/java/dev/brighten/antivpn/utils/NonnullByDefault.java

@@ -0,0 +1,36 @@
+/*
+ * This file is part of helper, licensed under the MIT License.
+ *
+ *  Copyright (c) lucko (Luck) <luck@lucko.me>
+ *  Copyright (c) contributors
+ *
+ *  Permission is hereby granted, free of charge, to any person obtaining a copy
+ *  of this software and associated documentation files (the "Software"), to deal
+ *  in the Software without restriction, including without limitation the rights
+ *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ *  copies of the Software, and to permit persons to whom the Software is
+ *  furnished to do so, subject to the following conditions:
+ *
+ *  The above copyright notice and this permission notice shall be included in all
+ *  copies or substantial portions of the Software.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ *  SOFTWARE.
+ */
+
+package dev.brighten.antivpn.utils;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+@Documented
+@Retention(RetentionPolicy.RUNTIME)
+public @interface NonnullByDefault {
+
+}

Common/src/main/java/dev/brighten/antivpn/utils/NullnessCasts.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2021 The Guava Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package dev.brighten.antivpn.utils;
+
+/** A utility method to perform unchecked casts to suppress errors produced by nullness analyses. */
+final class NullnessCasts {
+  /**
+   * Accepts a {@code @Nullable T} and returns a plain {@code T}, without performing any check that
+   * that conversion is safe.
+   *
+   * <p>This method is intended to help with usages of type parameters that have {
+   * ParametricNullness parametric nullness}. If a type parameter instead ranges over only non-null
+   * types (or if the type is a non-variable type, like {@code String}), then code should almost
+   * never use this method, preferring instead to call {@code requireNonNull} so as to benefit from
+   * its runtime check.
+   *
+   * <p>An example use case for this method is in implementing an {@code Iterator<T>} whose {@code
+   * next} field is lazily initialized. The type of that field would be {@code @Nullable T}, and the
+   * code would be responsible for populating a "real" {@code T} (which might still be the value
+   * {@code null}!) before returning it to callers. Depending on how the code is structured, a
+   * nullness analysis might not understand that the field has been populated. To avoid that problem
+   * without having to add {@code @SuppressWarnings}, the code can call this method.
+   *
+   * <p>Why <i>not</i> just add {@code SuppressWarnings}? The problem is that this method is
+   * typically useful for {@code return} statements. That leaves the code with two options: Either
+   * add the suppression to the whole method (which turns off checking for a large section of code),
+   * or extract a variable, and put the suppression on that. However, a local variable typically
+   * doesn't work: Because nullness analyses typically infer the nullness of local variables,
+   * there's no way to assign a {@code @Nullable T} to a field {@code T foo;} and instruct the
+   * analysis that that means "plain {@code T}" rather than the inferred type {@code @Nullable T}.
+   * (Even if supported added {@code @NonNull}, that would not help, since the problem case
+   * addressed by this method is the case in which {@code T} has parametric nullness -- and thus its
+   * value may be legitimately {@code null}.)
+   */
+  @SuppressWarnings("nullness")
+  static <T extends Object> T uncheckedCastNullableTToT(T t) {
+    return t;
+  }
+
+  private NullnessCasts() {}
+}

Common/src/main/java/dev/brighten/antivpn/utils/Objects.java

@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2007 The Guava Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package dev.brighten.antivpn.utils;
+
+import com.mongodb.lang.Nullable;
+
+import java.util.Arrays;
+
+/**
+ * Helper functions that can operate on any {@code Object}.
+ *
+ * <p>See the Guava User Guide on <a
+ * href="https://github.com/google/guava/wiki/CommonObjectUtilitiesExplained">writing {@code Object}
+ * methods with {@code Objects}</a>.
+ *
+ * @author Laurence Gonsalves
+ * @since 2.0
+ */
+public final class Objects extends ExtraObjectsMethodsForWeb {
+  private Objects() {}
+
+  /**
+   * Determines whether two possibly-null objects are equal. Returns:
+   *
+   * <ul>
+   *   <li>{@code true} if {@code a} and {@code b} are both null.
+   *   <li>{@code true} if {@code a} and {@code b} are both non-null and they are equal according to
+   *       {@link Object#equals(Object)}.
+   *   <li>{@code false} in all other situations.
+   * </ul>
+   *
+   * <p>This assumes that any non-null objects passed to this function conform to the {@code
+   * equals()} contract.
+   *
+   * <p><b>Note for Java 7 and later:</b> This method should be treated as deprecated; use {@link
+   * java.util.Objects#equals} instead.
+   */
+  public static boolean equal(Object a, Object b) {
+    return a == b || (a != null && a.equals(b));
+  }
+
+  /**
+   * Generates a hash code for multiple values. The hash code is generated by calling {@link
+   * Arrays#hashCode(Object[])}. Note that array arguments to this method, with the exception of a
+   * single Object array, do not get any special handling; their hash codes are based on identity
+   * and not contents.
+   *
+   * <p>This is useful for implementing {@link Object#hashCode()}. For example, in an object that
+   * has three properties, {@code x}, {@code y}, and {@code z}, one could write:
+   *
+   * <pre>{@code
+   * public int hashCode() {
+   *   return Objects.hashCode(getX(), getY(), getZ());
+   * }
+   * }</pre>
+   *
+   * <p><b>Warning:</b> When a single object is supplied, the returned hash code does not equal the
+   * hash code of that object.
+   *
+   * <p><b>Note for Java 7 and later:</b> This method should be treated as deprecated; use {@link
+   * java.util.Objects#hash} instead.
+   */
+  public static int hashCode(@Nullable Object... objects) {
+    return Arrays.hashCode(objects);
+  }
+}

Common/src/main/java/dev/brighten/antivpn/utils/Preconditions.java

@@ -0,0 +1,602 @@
+//
+// Source code recreated from a .class file by IntelliJ IDEA
+// (powered by FernFlower decompiler)
+//
+
+package dev.brighten.antivpn.utils;
+
+public final class Preconditions {
+    private Preconditions() {
+    }
+
+    public static void checkArgument(boolean expression) {
+        if (!expression) {
+            throw new IllegalArgumentException();
+        }
+    }
+
+    public static void checkArgument(boolean expression, Object errorMessage) {
+        if (!expression) {
+            throw new IllegalArgumentException(String.valueOf(errorMessage));
+        }
+    }
+
+    public static void checkArgument(boolean expression, String errorMessageTemplate, Object... errorMessageArgs) {
+        if (!expression) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, errorMessageArgs));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, char p1) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, int p1) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, long p1) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, Object p1) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, char p1, char p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, char p1, int p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, char p1, long p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, char p1, Object p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, int p1, char p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, int p1, int p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, int p1, long p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, int p1, Object p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, long p1, char p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, long p1, int p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, long p1, long p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, long p1, Object p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, Object p1, char p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, Object p1, int p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, Object p1, long p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, Object p1, Object p2) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, Object p1, Object p2, Object p3) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2, p3));
+        }
+    }
+
+    public static void checkArgument(boolean b, String errorMessageTemplate, Object p1, Object p2, Object p3, Object p4) {
+        if (!b) {
+            throw new IllegalArgumentException(format(errorMessageTemplate, p1, p2, p3, p4));
+        }
+    }
+
+    public static void checkState(boolean expression) {
+        if (!expression) {
+            throw new IllegalStateException();
+        }
+    }
+
+    public static void checkState(boolean expression, Object errorMessage) {
+        if (!expression) {
+            throw new IllegalStateException(String.valueOf(errorMessage));
+        }
+    }
+
+    public static void checkState(boolean expression, String errorMessageTemplate, Object... errorMessageArgs) {
+        if (!expression) {
+            throw new IllegalStateException(format(errorMessageTemplate, errorMessageArgs));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, char p1) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, int p1) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, long p1) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, Object p1) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, char p1, char p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, char p1, int p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, char p1, long p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, char p1, Object p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, int p1, char p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, int p1, int p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, int p1, long p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, int p1, Object p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, long p1, char p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, long p1, int p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, long p1, long p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, long p1, Object p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, Object p1, char p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, Object p1, int p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, Object p1, long p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, Object p1, Object p2) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, Object p1, Object p2, Object p3) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2, p3));
+        }
+    }
+
+    public static void checkState(boolean b, String errorMessageTemplate, Object p1, Object p2, Object p3, Object p4) {
+        if (!b) {
+            throw new IllegalStateException(format(errorMessageTemplate, p1, p2, p3, p4));
+        }
+    }
+
+    public static <T> T checkNotNull(T reference) {
+        if (reference == null) {
+            throw new NullPointerException();
+        } else {
+            return reference;
+        }
+    }
+
+    public static <T> T checkNotNull(T reference, Object errorMessage) {
+        if (reference == null) {
+            throw new NullPointerException(String.valueOf(errorMessage));
+        } else {
+            return reference;
+        }
+    }
+
+    public static <T> T checkNotNull(T reference, String errorMessageTemplate, Object... errorMessageArgs) {
+        if (reference == null) {
+            throw new NullPointerException(format(errorMessageTemplate, errorMessageArgs));
+        } else {
+            return reference;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, char p1) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, int p1) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, long p1) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, Object p1) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, char p1, char p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, char p1, int p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, char p1, long p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, char p1, Object p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, int p1, char p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, int p1, int p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, int p1, long p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, int p1, Object p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, long p1, char p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, long p1, int p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, long p1, long p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, long p1, Object p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, Object p1, char p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, Object p1, int p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, Object p1, long p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, Object p1, Object p2) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, Object p1, Object p2, Object p3) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2, p3));
+        } else {
+            return obj;
+        }
+    }
+
+    public static <T> T checkNotNull(T obj, String errorMessageTemplate, Object p1, Object p2, Object p3, Object p4) {
+        if (obj == null) {
+            throw new NullPointerException(format(errorMessageTemplate, p1, p2, p3, p4));
+        } else {
+            return obj;
+        }
+    }
+
+    public static int checkElementIndex(int index, int size) {
+        return checkElementIndex(index, size, "index");
+    }
+
+    public static int checkElementIndex(int index, int size, String desc) {
+        if (index >= 0 && index < size) {
+            return index;
+        } else {
+            throw new IndexOutOfBoundsException(badElementIndex(index, size, desc));
+        }
+    }
+
+    private static String badElementIndex(int index, int size, String desc) {
+        if (index < 0) {
+            return format("%s (%s) must not be negative", desc, index);
+        } else if (size < 0) {
+            throw new IllegalArgumentException("negative size: " + size);
+        } else {
+            return format("%s (%s) must be less than size (%s)", desc, index, size);
+        }
+    }
+
+    public static int checkPositionIndex(int index, int size) {
+        return checkPositionIndex(index, size, "index");
+    }
+
+    public static int checkPositionIndex(int index, int size, String desc) {
+        if (index >= 0 && index <= size) {
+            return index;
+        } else {
+            throw new IndexOutOfBoundsException(badPositionIndex(index, size, desc));
+        }
+    }
+
+    private static String badPositionIndex(int index, int size, String desc) {
+        if (index < 0) {
+            return format("%s (%s) must not be negative", desc, index);
+        } else if (size < 0) {
+            throw new IllegalArgumentException("negative size: " + size);
+        } else {
+            return format("%s (%s) must not be greater than size (%s)", desc, index, size);
+        }
+    }
+
+    public static void checkPositionIndexes(int start, int end, int size) {
+        if (start < 0 || end < start || end > size) {
+            throw new IndexOutOfBoundsException(badPositionIndexes(start, end, size));
+        }
+    }
+
+    private static String badPositionIndexes(int start, int end, int size) {
+        if (start >= 0 && start <= size) {
+            return end >= 0 && end <= size ? format("end index (%s) must not be less than start index (%s)", end, start) : badPositionIndex(end, size, "end index");
+        } else {
+            return badPositionIndex(start, size, "start index");
+        }
+    }
+
+    static String format(String template, Object... args) {
+        template = String.valueOf(template);
+        StringBuilder builder = new StringBuilder(template.length() + 16 * args.length);
+        int templateStart = 0;
+
+        int i;
+        int placeholderStart;
+        for(i = 0; i < args.length; templateStart = placeholderStart + 2) {
+            placeholderStart = template.indexOf("%s", templateStart);
+            if (placeholderStart == -1) {
+                break;
+            }
+
+            builder.append(template, templateStart, placeholderStart);
+            builder.append(args[i++]);
+        }
+
+        builder.append(template, templateStart, template.length());
+        if (i < args.length) {
+            builder.append(" [");
+            builder.append(args[i++]);
+
+            while(i < args.length) {
+                builder.append(", ");
+                builder.append(args[i++]);
+            }
+
+            builder.append(']');
+        }
+
+        return builder.toString();
+    }
+}

Common/src/main/java/dev/brighten/antivpn/utils/Supplier.java

@@ -0,0 +1,11 @@
+//
+// Source code recreated from a .class file by IntelliJ IDEA
+// (powered by FernFlower decompiler)
+//
+
+package dev.brighten.antivpn.utils;
+
+@FunctionalInterface
+public interface Supplier<T> extends java.util.function.Supplier<T> {
+    T get();
+}

Common/src/main/java/dev/brighten/antivpn/utils/Suppliers.java

@@ -0,0 +1,377 @@
+/*
+ * Copyright (C) 2007 The Guava Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package dev.brighten.antivpn.utils;
+
+import java.io.Serializable;
+import java.util.concurrent.TimeUnit;
+import java.util.function.Function;
+
+import static dev.brighten.antivpn.utils.NullnessCasts.uncheckedCastNullableTToT;
+import static dev.brighten.antivpn.utils.Preconditions.checkArgument;
+import static dev.brighten.antivpn.utils.Preconditions.checkNotNull;
+import static java.util.Objects.requireNonNull;
+
+/**
+ * Useful suppliers.
+ *
+ * <p>All methods return serializable suppliers as long as they're given serializable parameters.
+ *
+ * @author Laurence Gonsalves
+ * @author Harry Heymann
+ * @since 2.0
+ */
+public final class Suppliers {
+    private Suppliers() {}
+
+    /**
+     * Returns a new supplier which is the composition of the provided function and supplier. In other
+     * words, the new supplier's value will be computed by retrieving the value from {@code supplier},
+     * and then applying {@code function} to that value. Note that the resulting supplier will not
+     * call {@code supplier} or invoke {@code function} until it is called.
+     */
+    public static <F extends Object, T extends Object> Supplier<T> compose(
+            Function<? super F, T> function, Supplier<F> supplier) {
+        return new SupplierComposition<>(function, supplier);
+    }
+
+    private static class SupplierComposition<F extends Object, T extends Object>
+            implements Supplier<T>, Serializable {
+        final Function<? super F, T> function;
+        final Supplier<F> supplier;
+
+        SupplierComposition(Function<? super F, T> function, Supplier<F> supplier) {
+            this.function = checkNotNull(function);
+            this.supplier = checkNotNull(supplier);
+        }
+
+        @Override
+        public T get() {
+            return function.apply(supplier.get());
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (obj instanceof SupplierComposition) {
+                SupplierComposition<?, ?> that = (SupplierComposition<?, ?>) obj;
+                return function.equals(that.function) && supplier.equals(that.supplier);
+            }
+            return false;
+        }
+
+        @Override
+        public int hashCode() {
+            return Objects.hashCode(function, supplier);
+        }
+
+        @Override
+        public String toString() {
+            return "Suppliers.compose(" + function + ", " + supplier + ")";
+        }
+
+        private static final long serialVersionUID = 0;
+    }
+
+    /**
+     * Returns a supplier which caches the instance retrieved during the first call to {@code get()}
+     * and returns that value on subsequent calls to {@code get()}. See: <a
+     * href="http://en.wikipedia.org/wiki/Memoization">memoization</a>
+     *
+     * <p>The returned supplier is thread-safe. The delegate's {@code get()} method will be invoked at
+     * most once unless the underlying {@code get()} throws an exception. The supplier's serialized
+     * form does not contain the cached value, which will be recalculated when {@code get()} is called
+     * on the reserialized instance.
+     *
+     * <p>When the underlying delegate throws an exception then this memoizing supplier will keep
+     * delegating calls until it returns valid data.
+     *
+     * <p>If {@code delegate} is an instance created by an earlier call to {@code memoize}, it is
+     * returned directly.
+     */
+    public static <T extends Object> Supplier<T> memoize(Supplier<T> delegate) {
+        if (delegate instanceof NonSerializableMemoizingSupplier
+                || delegate instanceof MemoizingSupplier) {
+            return delegate;
+        }
+        return delegate instanceof Serializable
+                ? new MemoizingSupplier<T>(delegate)
+                : new NonSerializableMemoizingSupplier<T>(delegate);
+    }
+
+    static class MemoizingSupplier<T extends Object> implements Supplier<T>, Serializable {
+        final Supplier<T> delegate;
+        transient volatile boolean initialized;
+        // "value" does not need to be volatile; visibility piggy-backs
+        // on volatile read of "initialized".
+        transient T value;
+
+        MemoizingSupplier(Supplier<T> delegate) {
+            this.delegate = checkNotNull(delegate);
+        }
+
+        @Override
+        public T get() {
+            // A 2-field variant of Double Checked Locking.
+            if (!initialized) {
+                synchronized (this) {
+                    if (!initialized) {
+                        T t = delegate.get();
+                        value = t;
+                        initialized = true;
+                        return t;
+                    }
+                }
+            }
+            // This is safe because we checked `initialized.`
+            return uncheckedCastNullableTToT(value);
+        }
+
+        @Override
+        public String toString() {
+            return "Suppliers.memoize("
+                    + (initialized ? "<supplier that returned " + value + ">" : delegate)
+                    + ")";
+        }
+
+        private static final long serialVersionUID = 0;
+    }
+
+    static class NonSerializableMemoizingSupplier<T extends Object> implements Supplier<T> {
+        volatile Supplier<T> delegate;
+        volatile boolean initialized;
+        // "value" does not need to be volatile; visibility piggy-backs
+        // on volatile read of "initialized".
+        T value;
+
+        NonSerializableMemoizingSupplier(Supplier<T> delegate) {
+            this.delegate = checkNotNull(delegate);
+        }
+
+        @Override
+        public T get() {
+            // A 2-field variant of Double Checked Locking.
+            if (!initialized) {
+                synchronized (this) {
+                    if (!initialized) {
+                        /*
+                         * requireNonNull is safe because we read and write `delegate` under synchronization.
+                         *
+                         * TODO(cpovirk): To avoid having to check for null, replace `delegate` with a singleton
+                         * `Supplier` that always throws an exception.
+                         */
+                        T t = requireNonNull(delegate).get();
+                        value = t;
+                        initialized = true;
+                        // Release the delegate to GC.
+                        delegate = null;
+                        return t;
+                    }
+                }
+            }
+            // This is safe because we checked `initialized.`
+            return uncheckedCastNullableTToT(value);
+        }
+
+        @Override
+        public String toString() {
+            Supplier<T> delegate = this.delegate;
+            return "Suppliers.memoize("
+                    + (delegate == null ? "<supplier that returned " + value + ">" : delegate)
+                    + ")";
+        }
+    }
+
+    /**
+     * Returns a supplier that caches the instance supplied by the delegate and removes the cached
+     * value after the specified time has passed. Subsequent calls to {@code get()} return the cached
+     * value if the expiration time has not passed. After the expiration time, a new value is
+     * retrieved, cached, and returned. See: <a
+     * href="http://en.wikipedia.org/wiki/Memoization">memoization</a>
+     *
+     * <p>The returned supplier is thread-safe. The supplier's serialized form does not contain the
+     * cached value, which will be recalculated when {@code get()} is called on the reserialized
+     * instance. The actual memoization does not happen when the underlying delegate throws an
+     * exception.
+     *
+     * <p>When the underlying delegate throws an exception then this memoizing supplier will keep
+     * delegating calls until it returns valid data.
+     *
+     * @param duration the length of time after a value is created that it should stop being returned
+     *     by subsequent {@code get()} calls
+     * @param unit the unit that {@code duration} is expressed in
+     * @throws IllegalArgumentException if {@code duration} is not positive
+     * @since 2.0
+     */
+    @SuppressWarnings("GoodTime") // should accept a java.time.Duration
+    public static <T extends Object> Supplier<T> memoizeWithExpiration(
+            Supplier<T> delegate, long duration, TimeUnit unit) {
+        return new ExpiringMemoizingSupplier<>(delegate, duration, unit);
+    }
+
+    @SuppressWarnings("GoodTime") // lots of violations
+    static class ExpiringMemoizingSupplier<T extends Object>
+            implements Supplier<T>, Serializable {
+        final Supplier<T> delegate;
+        final long durationNanos;
+        transient volatile T value;
+        // The special value 0 means "not yet initialized".
+        transient volatile long expirationNanos;
+
+        ExpiringMemoizingSupplier(Supplier<T> delegate, long duration, TimeUnit unit) {
+            this.delegate = checkNotNull(delegate);
+            this.durationNanos = unit.toNanos(duration);
+            checkArgument(duration > 0, "duration (%s %s) must be > 0", duration, unit);
+        }
+
+        @Override
+        public T get() {
+            // Another variant of Double Checked Locking.
+            //
+            // We use two volatile reads. We could reduce this to one by
+            // putting our fields into a holder class, but (at least on x86)
+            // the extra memory consumption and indirection are more
+            // expensive than the extra volatile reads.
+            long nanos = expirationNanos;
+            long now = System.nanoTime();
+            if (nanos == 0 || now - nanos >= 0) {
+                synchronized (this) {
+                    if (nanos == expirationNanos) { // recheck for lost race
+                        T t = delegate.get();
+                        value = t;
+                        nanos = now + durationNanos;
+                        // In the very unlikely event that nanos is 0, set it to 1;
+                        // no one will notice 1 ns of tardiness.
+                        expirationNanos = (nanos == 0) ? 1 : nanos;
+                        return t;
+                    }
+                }
+            }
+            // This is safe because we checked `expirationNanos.`
+            return uncheckedCastNullableTToT(value);
+        }
+
+        @Override
+        public String toString() {
+            // This is a little strange if the unit the user provided was not NANOS,
+            // but we don't want to store the unit just for toString
+            return "Suppliers.memoizeWithExpiration(" + delegate + ", " + durationNanos + ", NANOS)";
+        }
+
+        private static final long serialVersionUID = 0;
+    }
+
+    /** Returns a supplier that always supplies {@code instance}. */
+    public static <T extends Object> Supplier<T> ofInstance(
+            T instance) {
+        return new SupplierOfInstance<>(instance);
+    }
+
+    private static class SupplierOfInstance<T extends Object>
+            implements Supplier<T>, Serializable {
+        final T instance;
+
+        SupplierOfInstance(T instance) {
+            this.instance = instance;
+        }
+
+        @Override
+        public T get() {
+            return instance;
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (obj instanceof SupplierOfInstance) {
+                SupplierOfInstance<?> that = (SupplierOfInstance<?>) obj;
+                return Objects.equal(instance, that.instance);
+            }
+            return false;
+        }
+
+        @Override
+        public int hashCode() {
+            return Objects.hashCode(instance);
+        }
+
+        @Override
+        public String toString() {
+            return "Suppliers.ofInstance(" + instance + ")";
+        }
+
+        private static final long serialVersionUID = 0;
+    }
+
+    /**
+     * Returns a supplier whose {@code get()} method synchronizes on {@code delegate} before calling
+     * it, making it thread-safe.
+     */
+    public static <T extends Object> Supplier<T> synchronizedSupplier(
+            Supplier<T> delegate) {
+        return new ThreadSafeSupplier<>(delegate);
+    }
+
+    private static class ThreadSafeSupplier<T extends Object>
+            implements Supplier<T>, Serializable {
+        final Supplier<T> delegate;
+
+        ThreadSafeSupplier(Supplier<T> delegate) {
+            this.delegate = checkNotNull(delegate);
+        }
+
+        @Override
+        public T get() {
+            synchronized (delegate) {
+                return delegate.get();
+            }
+        }
+
+        @Override
+        public String toString() {
+            return "Suppliers.synchronizedSupplier(" + delegate + ")";
+        }
+
+        private static final long serialVersionUID = 0;
+    }
+
+    /**
+     * Returns a function that accepts a supplier and returns the result of invoking {@link
+     * Supplier#get} on that supplier.
+     *
+     * <p><b>Java 8 users:</b> use the method reference {@code Supplier::get} instead.
+     *
+     * @since 8.0
+     */
+    public static <T extends Object> Function<Supplier<T>, T> supplierFunction() {
+        @SuppressWarnings("unchecked") // implementation is "fully variant"
+        SupplierFunction<T> sf = (SupplierFunction<T>) SupplierFunctionImpl.INSTANCE;
+        return sf;
+    }
+
+    private interface SupplierFunction<T extends Object> extends Function<Supplier<T>, T> {}
+
+    private enum SupplierFunctionImpl implements SupplierFunction<Object> {
+        INSTANCE;
+
+        // Note: This makes T a "pass-through type"
+        @Override
+        public Object apply(Supplier<Object> input) {
+            return input.get();
+        }
+
+        @Override
+        public String toString() {
+            return "Suppliers.supplierFunction()";
+        }
+    }
+}

Common/src/main/java/dev/brighten/antivpn/utils/config/YamlConfiguration.java

@@ -23,17 +23,17 @@ public class YamlConfiguration extends ConfigurationProvider
         @Override
         protected Yaml initialValue()
         {
-            Representer representer = new Representer()
+            DumperOptions options = new DumperOptions();
+            options.setDefaultFlowStyle( DumperOptions.FlowStyle.BLOCK );
+            Representer representer = new Representer(options)
             {
                 {
                     representers.put( Configuration.class, data -> represent( ( (Configuration) data ).self ));
                 }
             };
 
-            DumperOptions options = new DumperOptions();
-            options.setDefaultFlowStyle( DumperOptions.FlowStyle.BLOCK );
             representer.setDefaultFlowStyle(DumperOptions.FlowStyle.BLOCK);
-            return new Yaml( new Constructor(), representer, options );
+            return new Yaml( new Constructor(new LoaderOptions()), representer, options );
         }
     };
 

Common/src/main/java/dev/brighten/antivpn/web/FunkemunkyAPI.java

@@ -0,0 +1,59 @@
+package dev.brighten.antivpn.web;
+
+import dev.brighten.antivpn.utils.json.JSONException;
+import dev.brighten.antivpn.utils.json.JSONObject;
+import dev.brighten.antivpn.utils.json.JsonReader;
+import dev.brighten.antivpn.web.objects.QueryResponse;
+import dev.brighten.antivpn.web.objects.VPNResponse;
+
+import java.io.IOException;
+
+public class FunkemunkyAPI {
+
+    /**
+     *
+     * Queries https://funkemunky.cc/vpn API and returns information on the IP
+     *
+     * @param ip String
+     * @param license String
+     * @param cachedResults boolean
+     * @return VPNResponse
+     * @throws JSONException Throws when JSON response is not formatted properly.
+     * @throws IOException Throws when there is an error connecting to and processing information from API.
+     */
+    public static VPNResponse getVPNResponse(String ip, String license, boolean cachedResults /* faster if set to true*/)
+            throws JSONException, IOException {
+        JSONObject result = JsonReader.readJsonFromUrl(String
+                .format("https://funkemunky.cc/vpn?ip=%s&license=%s&cache=%s",
+                        ip, license.length() == 0 ? "none" : license, cachedResults));
+
+        return VPNResponse.fromJson(result);
+    }
+
+    /**
+     * Feeds into {@link FunkemunkyAPI#getQueryResponse(String)} using "none" as argument
+     * to grab query information based on the connecting IP address.
+     *
+     * @return QueryResponse
+     * @throws JSONException Throws when JSON response is not formatted properly.
+     * @throws IOException Throws when there is an error connecting to and processing information from API.
+     */
+    public static QueryResponse getQueryResponse() throws JSONException, IOException {
+        return getQueryResponse("none");
+    }
+
+    /**
+     * Queries https://funkemunky.cc/vpn/queryCheck and returns information based on the
+     * provided licence input.
+     *
+     * @param license String
+     * @return QueryResponse
+     * @throws JSONException Throws when JSON response is not formatted properly.
+     * @throws IOException Throws when there is an error connecting to and processing information from API.
+     */
+    public static QueryResponse getQueryResponse(String license) throws JSONException, IOException {
+        JSONObject result = JsonReader.readJsonFromUrl("https://funkemunky.cc/vpn/queryCheck?license=" + license);
+
+        return QueryResponse.fromJson(result);
+    }
+}

Common/src/main/java/dev/brighten/antivpn/web/objects/QueryResponse.java

@@ -0,0 +1,51 @@
+package dev.brighten.antivpn.web.objects;
+
+import dev.brighten.antivpn.utils.json.JSONException;
+import dev.brighten.antivpn.utils.json.JSONObject;
+import lombok.Builder;
+import lombok.Data;
+
+
+/**
+ * Used to format the JSON response from https://funkemunky.cc/vpn/queryCheck into an object for project use.
+ */
+@Data
+@Builder(toBuilder = true)
+public class QueryResponse {
+
+    private boolean validPlan;
+    private String planType;
+    private long queries;
+    private long queriesMax;
+
+    /**
+     * Takes a JSON String and feeds it into {@link QueryResponse#fromJson(JSONObject)}
+     *
+     * @param jsonString String (formatted in JSON)
+     * @return QueryResponse
+     * @throws JSONException Throws when JSON is not formatted properly.
+     */
+    public static QueryResponse fromJson(String jsonString) throws JSONException {
+        return fromJson(new JSONObject(jsonString));
+    }
+
+    /**
+     * Formats response from https://funkemunky.cc/vpn/queryCheck into {@link QueryResponse} for project use.
+     *
+     * @param object JSONObject
+     * @return QueryResponse
+     * @throws JSONException Throws when JSON is not formatted properly.
+     */
+    public static QueryResponse fromJson(JSONObject object) throws JSONException {
+        boolean validPlan = object.getBoolean("validPlan");
+
+        if(!validPlan) { // Nothing else will be returned from API if validPlan is false.
+            return QueryResponse.builder().validPlan(false).build();
+        }
+
+        return QueryResponse.builder().validPlan(object.getBoolean("validPlan"))
+                .planType(object.getString("planType"))
+                .queries(object.getLong("queries"))
+                .queriesMax(object.getLong("queryLimit")).build();
+    }
+}

Common/src/main/java/dev/brighten/antivpn/web/objects/VPNResponse.java

@@ -1,13 +1,13 @@
-package dev.brighten.antivpn.utils;
+package dev.brighten.antivpn.web.objects;
 
 import dev.brighten.antivpn.utils.json.JSONException;
 import dev.brighten.antivpn.utils.json.JSONObject;
-import lombok.*;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
 
-@Getter
-@Setter
+@Data
 @AllArgsConstructor
-@RequiredArgsConstructor
 @Builder
 public class VPNResponse {
     private String asn, ip, countryName, countryCode, city, timeZone, method, isp, failureReason = "N/A";
@@ -29,34 +29,35 @@ public class VPNResponse {
         json.put("proxy", proxy);
         json.put("success", success);
         json.put("timeZone", timeZone);
-        json.put("success", true);
         json.put("queriesLeft", queriesLeft);
         json.put("cached", cached);
 
         return json;
     }
 
+    /**
+     * Feeds into {@link VPNResponse#fromJson(JSONObject)} formatting the JSON {@link String} into
+     * a {@link JSONObject}
+     *
+     * @param json String
+     * @return VPNResponse
+     */
     public static VPNResponse fromJson(String json) throws JSONException {
-        JSONObject jsonObject = new JSONObject(json);
-
-        if(jsonObject.getBoolean("success")) {
-            return new VPNResponse(jsonObject.getString("asn"), jsonObject.getString("ip"),
-                    jsonObject.getString("countryName"), jsonObject.getString("countryCode"),
-                    jsonObject.getString("city"), jsonObject.getString("timeZone"),
-                    jsonObject.has("method") ? jsonObject.getString("method") : "N/A",
-                    jsonObject.getString("isp"), "N/A", jsonObject.getBoolean("proxy"),
-                    jsonObject.getBoolean("cached"), jsonObject.getBoolean("success"),
-                    jsonObject.getDouble("latitude"), jsonObject.getDouble("longitude"),
-                    jsonObject.getLong("lastAccess"), jsonObject.getInt("queriesLeft"));
-        } else {
-            VPNResponse response = new VPNResponse(false);
-
-            response.failureReason = jsonObject.getString("failureReason");
-
-            return response;
-        }
+        return fromJson(new JSONObject(json));
     }
 
+    public static final VPNResponse FAILED_RESPONSE = VPNResponse.builder()
+            .success(false)
+            .failureReason("Internal plugin API error.")
+            .build();
+
+    /**
+     * Formats response from <a href="https://funkemunky.cc/vpn">...</a> into {@link VPNResponse} for project use.
+     *
+     * @param jsonObject JSONObject
+     * @return VPNResponse
+     * @throws JSONException Throws when JSON is not formatted properly.
+     */
     public static VPNResponse fromJson(JSONObject jsonObject) throws JSONException {
         if(jsonObject.getBoolean("success")) {
             return new VPNResponse(jsonObject.getString("asn"), jsonObject.getString("ip"),
@@ -68,11 +69,8 @@ public class VPNResponse {
                     jsonObject.getDouble("latitude"), jsonObject.getDouble("longitude"),
                     jsonObject.getLong("lastAccess"), jsonObject.getInt("queriesLeft"));
         } else {
-            VPNResponse response = new VPNResponse(false);
-
-            response.failureReason = jsonObject.getString("failureReason");
-
-            return response;
+            return VPNResponse.builder().success(false)
+                    .failureReason(jsonObject.getString("failureReason")).build();
         }
     }
 }

Common/src/main/resources/config.yml

@@ -15,8 +15,8 @@ prefixWhitelists: []
 # Configure your database here.
 database:
   # Enable to cache queries and save alerts state beyond restarts
-  enabled: false
-  useCredentials: true
+  enabled: true
+  useCredentials: false
   #Options Mongo, MySQL, or H2
   type: H2
   # The database name you would like to use
@@ -61,8 +61,16 @@ countries:
   commands: []
   # The kick message that will be used if commands are configured to use the built-in kicking sytem.
   # PlaceHolders: %country% (Country name), %player% (Player name), %code% (Country ISO Code)
-  vanillaKickReason: "&cSorry, but our server does not allow connections from\n&f%country%"
+  vanillaKickReason: |-
+    &cSorry, but our server does not allow connections from
+    &f%country%
 # This will disable any information being sent to https://bstats.org. We recommend you keep this enabled as it helps
 # us understand our users and put effort where it is needed. All information sent goes under their privacy as seen
 # here: https://bstats.org/privacy-policy
 bstats: true
+# Here you can configure messages for KauriVPN.
+messages:
+  command-misc-playerRequired: '&cYou must be a player to execute this command!'
+  command-alerts-toggled: '&7Your player proxy notifications have been set to: &e%state%'
+  command-reload-complete: '&aSuccessfully reloaded KauriVPN plugin!'
+  no-permission: '&cNo permission.'

README.md

@@ -1,3 +1,5 @@
+[![Project Map](https://sourcespy.com/shield.svg)](https://sourcespy.com/github/funkemunkyantivpn/)
+
 # AntiVPN
 An antivpn plugin utilizing the KauriVPN API
 

Sponge/pom.xml

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>AntiVPN</artifactId>
+        <groupId>dev.brighten.antivpn</groupId>
+        <version>1.9.2</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>Sponge</artifactId>
+
+    <repositories>
+        <repository>
+            <id>sponge</id>
+            <url>https://repo.spongepowered.org/repository/maven-public/</url>
+        </repository>
+    </repositories>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.spongepowered</groupId>
+            <artifactId>spongeapi</artifactId>
+            <version>8.1.0</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>dev.brighten.antivpn</groupId>
+            <artifactId>Common</artifactId>
+            <version>1.9.2</version>
+            <scope>provided</scope>
+        </dependency>
+    </dependencies>
+
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+    </properties>
+
+</project>

Sponge/src/main/java/dev/brighten/antivpn/sponge/SpongePlayer.java

@@ -0,0 +1,31 @@
+package dev.brighten.antivpn.sponge;
+
+import dev.brighten.antivpn.api.APIPlayer;
+import dev.brighten.antivpn.sponge.util.StringUtil;
+import net.kyori.adventure.text.Component;
+import org.spongepowered.api.entity.living.player.server.ServerPlayer;
+
+public class SpongePlayer extends APIPlayer {
+
+    private final ServerPlayer player;
+
+    public SpongePlayer(ServerPlayer player) {
+        super(player.uniqueId(), player.name(), player.connection().address().getAddress());
+        this.player = player;
+    }
+
+    @Override
+    public void sendMessage(String message) {
+        //player.sendMessage(StringUtil.translateColorCodes('&', message));
+    }
+
+    @Override
+    public void kickPlayer(String reason) {
+        player.kick(Component.text(StringUtil.translateColorCodes('&', reason)));
+    }
+
+    @Override
+    public boolean hasPermission(String permission) {
+        return player.hasPermission(permission);
+    }
+}

Sponge/src/main/java/dev/brighten/antivpn/sponge/SpongePlayerExecutor.java

@@ -0,0 +1,31 @@
+package dev.brighten.antivpn.sponge;
+
+import dev.brighten.antivpn.api.APIPlayer;
+import dev.brighten.antivpn.api.PlayerExecutor;
+
+import java.util.List;
+import java.util.Optional;
+import java.util.UUID;
+
+public class SpongePlayerExecutor implements PlayerExecutor {
+    @Override
+    public Optional<APIPlayer> getPlayer(String name) {
+
+        return Optional.empty();
+    }
+
+    @Override
+    public Optional<APIPlayer> getPlayer(UUID uuid) {
+        return Optional.empty();
+    }
+
+    @Override
+    public void unloadPlayer(UUID uuid) {
+
+    }
+
+    @Override
+    public List<APIPlayer> getOnlinePlayers() {
+        return null;
+    }
+}

Sponge/src/main/java/dev/brighten/antivpn/sponge/SpongePlugin.java

@@ -0,0 +1,28 @@
+package dev.brighten.antivpn.sponge;
+
+import com.google.inject.Inject;
+import org.spongepowered.api.Server;
+import org.spongepowered.api.event.Listener;
+import org.spongepowered.api.event.lifecycle.StartedEngineEvent;
+import org.spongepowered.plugin.builtin.jvm.Plugin;
+
+import java.util.logging.Logger;
+
+@Plugin("kaurivpn")
+public class SpongePlugin {
+
+    public static SpongePlugin INSTANCE;
+    //Plugin init
+
+    @Inject
+    private Logger logger;
+
+    @Listener
+    public void onServerStart(final StartedEngineEvent<Server> event) {
+        INSTANCE = this;
+
+        logger.info("Starting AntiVPN services...");
+        //Start AntiVPN
+    }
+
+}

Sponge/src/main/java/dev/brighten/antivpn/sponge/util/StringUtil.java

@@ -0,0 +1,17 @@
+package dev.brighten.antivpn.sponge.util;
+
+public class StringUtil {
+
+    public static String translateColorCodes(char altColorChar, String textToTranslate) {
+        char[] b = textToTranslate.toCharArray();
+
+        for(int i = 0; i < b.length - 1; ++i) {
+            if (b[i] == altColorChar && "0123456789AaBbCcDdEeFfKkLlMmNnOoRr".indexOf(b[i + 1]) > -1) {
+                b[i] = 167;
+                b[i + 1] = Character.toLowerCase(b[i + 1]);
+            }
+        }
+
+        return new String(b);
+    }
+}

Velocity/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>AntiVPN</artifactId>
         <groupId>dev.brighten.antivpn</groupId>
-        <version>1.7.1</version>
+        <version>1.9.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -33,7 +33,7 @@
         <dependency>
             <groupId>dev.brighten.antivpn</groupId>
             <artifactId>Common</artifactId>
-            <version>1.7.1</version>
+            <version>1.9.2</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
@@ -67,6 +67,10 @@
                             <!-- Replace this with your package! -->
                             <shadedPattern>dev.brighten.antivpn.velocity.org.bstats</shadedPattern>
                         </relocation>
+                        <relocation>
+                            <pattern>org.yaml.snakeyaml</pattern>
+                            <shadedPattern>dev.brighten.antivpn.shaded.org.yaml.snakeyaml</shadedPattern>
+                        </relocation>
                     </relocations>
                 </configuration>
                 <executions>

Velocity/src/main/java/dev/brighten/antivpn/velocity/VelocityListener.java

@@ -1,137 +1,160 @@
 package dev.brighten.antivpn.velocity;
 
+import com.google.common.cache.Cache;
+import com.google.common.cache.CacheBuilder;
+import com.velocitypowered.api.event.ResultedEvent;
+import com.velocitypowered.api.event.connection.DisconnectEvent;
 import com.velocitypowered.api.event.connection.LoginEvent;
 import com.velocitypowered.api.scheduler.ScheduledTask;
 import dev.brighten.antivpn.AntiVPN;
 import dev.brighten.antivpn.api.APIPlayer;
 import dev.brighten.antivpn.api.VPNExecutor;
 import dev.brighten.antivpn.velocity.util.StringUtils;
+import dev.brighten.antivpn.web.objects.VPNResponse;
 import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
 
+import java.util.UUID;
 import java.util.concurrent.TimeUnit;
 import java.util.logging.Level;
 
 public class VelocityListener extends VPNExecutor {
 
     private ScheduledTask cacheResetTask;
+    private final Cache<UUID, VPNResponse> responseCache = CacheBuilder.newBuilder()
+            .expireAfterWrite(5, TimeUnit.MINUTES)
+            .maximumSize(2000)
+            .build();
+
 
     @Override
     public void registerListeners() {
         VelocityPlugin.INSTANCE.getServer().getEventManager()
                 .register(VelocityPlugin.INSTANCE, this);
 
+        VelocityPlugin.INSTANCE.getServer().getEventManager().register(VelocityPlugin.INSTANCE, DisconnectEvent.class,
+                event -> AntiVPN.getInstance().getPlayerExecutor().unloadPlayer(event.getPlayer().getUniqueId()));
+
         VelocityPlugin.INSTANCE.getServer().getEventManager().register(VelocityPlugin.INSTANCE, LoginEvent.class,
                 event -> {
-            if(event.getResult().isAllowed()) {
-                if(event.getPlayer().hasPermission("antivpn.bypass") //Has bypass permission
-                        //Is exempt
-                        || AntiVPN.getInstance().getExecutor().isWhitelisted(event.getPlayer().getUniqueId())
-                        //Or has a name that starts with a certain prefix. This is for Bedrock exempting.
-                        || AntiVPN.getInstance().getExecutor().isWhitelisted(event.getPlayer().getRemoteAddress()
-                        .getAddress().getHostAddress())
-                        || AntiVPN.getInstance().getVpnConfig().getPrefixWhitelists().stream()
-                        .anyMatch(prefix -> event.getPlayer().getUsername().startsWith(prefix))) return;
+                    if (event.getResult().isAllowed()) {
+                        if (event.getPlayer().hasPermission("antivpn.bypass") //Has bypass permission
+                                //Is exempt
+                                || AntiVPN.getInstance().getExecutor().isWhitelisted(event.getPlayer().getUniqueId())
+                                //Or has a name that starts with a certain prefix. This is for Bedrock exempting.
+                                || AntiVPN.getInstance().getExecutor().isWhitelisted(event.getPlayer().getRemoteAddress()
+                                .getAddress().getHostAddress())
+                                || AntiVPN.getInstance().getVpnConfig().getPrefixWhitelists().stream()
+                                .anyMatch(prefix -> event.getPlayer().getUsername().startsWith(prefix))) return;
 
-                checkIp(event.getPlayer().getRemoteAddress().getAddress().getHostAddress(),
-                        AntiVPN.getInstance().getVpnConfig().cachedResults(), result -> {
-                            if(result.isSuccess()) {
-                                // If the countryList() size is zero, no need to check.
-                                // Running country check first
-                                if(AntiVPN.getInstance().getVpnConfig().countryList().size() > 0
-                                        // This bit of code will decide whether or not to kick the player
-                                        // If it contains the code and it is set to whitelist, it will not kick
-                                        // as they are equal and vise versa. However, if the contains does not match
-                                        // the state, it will kick.
-                                        && AntiVPN.getInstance().getVpnConfig().countryList()
-                                        .contains(result.getCountryCode())
-                                        != AntiVPN.getInstance().getVpnConfig().whitelistCountries()) {
-                                    //Using our built in kicking system if no commands are configured
-                                    if(AntiVPN.getInstance().getVpnConfig().countryKickCommands().size() == 0) {
-                                        final String kickReason = AntiVPN.getInstance().getVpnConfig()
-                                                .countryVanillaKickReason();
-                                        // Kicking our player
-                                        event.getPlayer().disconnect(LegacyComponentSerializer.builder().character('&')
-                                                .build().deserialize(kickReason
-                                                        .replace("%player%", event.getPlayer().getUsername())
-                                                        .replace("%country%", result.getCountryName())
-                                                        .replace("%code%", result.getCountryCode())));
-                                    } else {
-                                        for (String cmd : AntiVPN.getInstance().getVpnConfig().countryKickCommands()) {
-                                            final String formattedCommand = StringUtils
-                                                    .translateAlternateColorCodes('&',
-                                                            cmd.replace("%player%",
-                                                                            event.getPlayer().getUsername())
-                                                                    .replace("%country%", result.getCountryName())
-                                                                    .replace("%code%", result.getCountryCode()));
-                                            // Running the command from console
-                                            VelocityPlugin.INSTANCE.getServer().getCommandManager()
-                                                    .executeAsync(VelocityPlugin.INSTANCE.getServer()
-                                                                    .getConsoleCommandSource(),
-                                                            StringUtils.translateAlternateColorCodes('&',
-                                                                    formattedCommand));
-                                        }
-                                    }
-                                } else if(result.isProxy()) {
-                                    if(AntiVPN.getInstance().getVpnConfig().kickPlayersOnDetect())
-                                        event.getPlayer().disconnect(LegacyComponentSerializer.builder().character('&')
-                                                .build().deserialize(AntiVPN.getInstance().getVpnConfig()
-                                                        .getKickString()));
-                                    VelocityPlugin.INSTANCE.getLogger().info(event.getPlayer().getUsername()
-                                            + " joined on a VPN/Proxy (" + result.getMethod() + ")");
-                                    //Ensuring the user wishes to alert to staff
-                                    if(AntiVPN.getInstance().getVpnConfig().alertToStaff())
-                                        AntiVPN.getInstance().getPlayerExecutor().getOnlinePlayers().stream()
-                                                .filter(APIPlayer::isAlertsEnabled)
-                                                .forEach(pl ->
-                                                        pl.sendMessage(AntiVPN.getInstance().getVpnConfig()
-                                                                .alertMessage()
-                                                                .replace("%player%",
-                                                                        event.getPlayer().getUsername())
-                                                                .replace("%reason%",
-                                                                        result.getMethod())
-                                                                .replace("%country%",
-                                                                        result.getCountryName())
-                                                                .replace("%city%",
-                                                                        result.getCity())));
+                        if(responseCache.asMap().containsKey(event.getPlayer().getUniqueId())) {
+                            VPNResponse cached = responseCache.getIfPresent(event.getPlayer().getUniqueId());
 
-                                    //In case the user wants to run their own commands instead of using the
-                                    // built in kicking
-                                    if(AntiVPN.getInstance().getVpnConfig().runCommands()) {
-                                        for (String command : AntiVPN.getInstance().getVpnConfig().commands()) {
-                                            VelocityPlugin.INSTANCE.getServer().getCommandManager()
-                                                    .executeAsync(VelocityPlugin.INSTANCE.getServer()
-                                                                    .getConsoleCommandSource(),
-                                                            StringUtils.translateAlternateColorCodes('&',
-                                                                    command.replace("%player%",
-                                                                            event.getPlayer().getUsername())));
-                                        }
-                                    }
-                                    AntiVPN.getInstance().detections++;
-                                }
-                            } else {
-                                VelocityPlugin.INSTANCE.getLogger()
-                                        .log(Level.WARNING,
-                                                "The API query was not a success! " +
-                                                        "You may need to upgrade your license on " +
-                                                        "https://funkemunky.cc/shop");
+                            if (cached != null && cached.isProxy()) {
+                                event.setResult(ResultedEvent.ComponentResult.denied(LegacyComponentSerializer.builder()
+                                        .character('&')
+                                        .build().deserialize(AntiVPN.getInstance().getVpnConfig()
+                                                .getKickString())));
+                                return;
                             }
-                            AntiVPN.getInstance().checked++;
-                        });
-            }
-        });
-    }
+                        }
 
-    @Override
-    public void runCacheReset() {
-        cacheResetTask = VelocityPlugin.INSTANCE.getServer().getScheduler()
-                .buildTask(VelocityPlugin.INSTANCE, this::resetCache)
-                .repeat(20, TimeUnit.MINUTES)
-                .schedule();
+                        checkIp(event.getPlayer().getRemoteAddress().getAddress().getHostAddress(),
+                                AntiVPN.getInstance().getVpnConfig().cachedResults(), result -> {
+                                    if (result.isSuccess()) {
+                                        // If the countryList() size is zero, no need to check.
+                                        // Running country check first
+                                        if (!AntiVPN.getInstance().getVpnConfig().countryList().isEmpty()
+                                                && !(AntiVPN.getInstance().getExecutor()
+                                                .isWhitelisted(event.getPlayer().getUniqueId()) //Is exempt
+                                                //Or has a name that starts with a certain prefix. This is for Bedrock exempting.
+                                                || AntiVPN.getInstance().getExecutor().isWhitelisted(event.getPlayer()
+                                                .getRemoteAddress().getAddress().getHostAddress()))
+                                                // This bit of code will decide whether or not to kick the player
+                                                // If it contains the code and it is set to whitelist, it will not kick
+                                                // as they are equal and vise versa. However, if the contains does not match
+                                                // the state, it will kick.
+                                                && AntiVPN.getInstance().getVpnConfig().countryList()
+                                                .contains(result.getCountryCode())
+                                                != AntiVPN.getInstance().getVpnConfig().whitelistCountries()) {
+                                            //Using our built in kicking system if no commands are configured
+                                            if (AntiVPN.getInstance().getVpnConfig().countryKickCommands().isEmpty()) {
+                                                final String kickReason = AntiVPN.getInstance().getVpnConfig()
+                                                        .countryVanillaKickReason();
+                                                // Kicking our player
+                                                event.getPlayer().disconnect(LegacyComponentSerializer.builder().character('&')
+                                                        .build().deserialize(kickReason
+                                                                .replace("%player%", event.getPlayer().getUsername())
+                                                                .replace("%country%", result.getCountryName())
+                                                                .replace("%code%", result.getCountryCode())));
+                                            } else {
+                                                for (String cmd : AntiVPN.getInstance().getVpnConfig().countryKickCommands()) {
+                                                    final String formattedCommand = StringUtils
+                                                            .translateAlternateColorCodes('&',
+                                                                    cmd.replace("%player%",
+                                                                                    event.getPlayer().getUsername())
+                                                                            .replace("%country%", result.getCountryName())
+                                                                            .replace("%code%", result.getCountryCode()));
+                                                    // Running the command from console
+                                                    VelocityPlugin.INSTANCE.getServer().getCommandManager()
+                                                            .executeAsync(VelocityPlugin.INSTANCE.getServer()
+                                                                            .getConsoleCommandSource(),
+                                                                    StringUtils.translateAlternateColorCodes('&',
+                                                                            formattedCommand));
+                                                }
+                                            }
+                                        } else if (result.isProxy()) {
+                                            if (AntiVPN.getInstance().getVpnConfig().kickPlayersOnDetect())
+                                                event.getPlayer().disconnect(LegacyComponentSerializer.builder().character('&')
+                                                        .build().deserialize(AntiVPN.getInstance().getVpnConfig()
+                                                                .getKickString()));
+                                            VelocityPlugin.INSTANCE.getLogger().info(event.getPlayer().getUsername()
+                                                    + " joined on a VPN/Proxy (" + result.getMethod() + ")");
+                                            //Ensuring the user wishes to alert to staff
+                                            if (AntiVPN.getInstance().getVpnConfig().alertToStaff())
+                                                AntiVPN.getInstance().getPlayerExecutor().getOnlinePlayers().stream()
+                                                        .filter(APIPlayer::isAlertsEnabled)
+                                                        .forEach(pl ->
+                                                                pl.sendMessage(AntiVPN.getInstance().getVpnConfig()
+                                                                        .alertMessage()
+                                                                        .replace("%player%",
+                                                                                event.getPlayer().getUsername())
+                                                                        .replace("%reason%",
+                                                                                result.getMethod())
+                                                                        .replace("%country%",
+                                                                                result.getCountryName())
+                                                                        .replace("%city%",
+                                                                                result.getCity())));
+
+                                            //In case the user wants to run their own commands instead of using the
+                                            // built in kicking
+                                            if (AntiVPN.getInstance().getVpnConfig().runCommands()) {
+                                                for (String command : AntiVPN.getInstance().getVpnConfig().commands()) {
+                                                    VelocityPlugin.INSTANCE.getServer().getCommandManager()
+                                                            .executeAsync(VelocityPlugin.INSTANCE.getServer()
+                                                                            .getConsoleCommandSource(),
+                                                                    StringUtils.translateAlternateColorCodes('&',
+                                                                            command.replace("%player%",
+                                                                                    event.getPlayer().getUsername())));
+                                                }
+                                            }
+                                            AntiVPN.getInstance().detections++;
+                                        }
+                                    } else {
+                                        VelocityPlugin.INSTANCE.getLogger()
+                                                .log(Level.WARNING,
+                                                        "The API query was not a success! " +
+                                                                "You may need to upgrade your license on " +
+                                                                "https://funkemunky.cc/shop");
+                                    }
+                                    AntiVPN.getInstance().checked++;
+                                });
+                    }
+                });
     }
 
     @Override
     public void shutdown() {
-        if(cacheResetTask != null) {
+        if (cacheResetTask != null) {
             cacheResetTask.cancel();
             cacheResetTask = null;
         }
@@ -139,8 +162,13 @@ public class VelocityListener extends VPNExecutor {
         VelocityPlugin.INSTANCE.getServer().getEventManager().unregisterListener(VelocityPlugin.INSTANCE, this);
     }
 
+    @Override
+    public void log(Level level, String log, Object... objects) {
+        VelocityPlugin.INSTANCE.getLogger().log(level, String.format(log, objects));
+    }
+
     @Override
     public void log(String log, Object... objects) {
-        VelocityPlugin.INSTANCE.getLogger().log(Level.INFO, String.format(log, objects));
+        log(Level.INFO, String.format(log, objects));
     }
 }

Velocity/src/main/java/dev/brighten/antivpn/velocity/VelocityPlayerExecutor.java

@@ -9,13 +9,14 @@ import java.util.stream.Collectors;
 
 public class VelocityPlayerExecutor implements PlayerExecutor {
 
-    private final Map<Player, VelocityPlayer> cachedPlayers = new WeakHashMap<>();
+    private final Map<UUID, VelocityPlayer> cachedPlayers = new HashMap<>();
 
     @Override
     public Optional<APIPlayer> getPlayer(String name) {
         Optional<Player> player = VelocityPlugin.INSTANCE.getServer().getPlayer(name);
 
-        return player.map(value -> cachedPlayers.computeIfAbsent(value, VelocityPlayer::new));
+        return player.map(value -> cachedPlayers.computeIfAbsent(value.getUniqueId(),
+                key -> new VelocityPlayer(value)));
 
     }
 
@@ -23,13 +24,19 @@ public class VelocityPlayerExecutor implements PlayerExecutor {
     public Optional<APIPlayer> getPlayer(UUID uuid) {
         Optional<Player> player = VelocityPlugin.INSTANCE.getServer().getPlayer(uuid);
 
-        return player.map(value -> cachedPlayers.computeIfAbsent(value, VelocityPlayer::new));
+        return player.map(value -> cachedPlayers.computeIfAbsent(value.getUniqueId(),
+                key -> new VelocityPlayer(value)));
+    }
+
+    @Override
+    public void unloadPlayer(UUID uuid) {
+        cachedPlayers.remove(uuid);
     }
 
     @Override
     public List<APIPlayer> getOnlinePlayers() {
         return VelocityPlugin.INSTANCE.getServer().getAllPlayers().stream()
-                .map(pl -> cachedPlayers.computeIfAbsent(pl, VelocityPlayer::new))
+                .map(pl -> cachedPlayers.computeIfAbsent(pl.getUniqueId(), key -> new VelocityPlayer(pl)))
                 .collect(Collectors.toList());
     }
 }

Velocity/src/main/java/dev/brighten/antivpn/velocity/command/VelocityCommand.java

@@ -2,6 +2,7 @@ package dev.brighten.antivpn.velocity.command;
 
 import com.velocitypowered.api.command.CommandSource;
 import com.velocitypowered.api.command.SimpleCommand;
+import dev.brighten.antivpn.AntiVPN;
 import dev.brighten.antivpn.command.Command;
 import lombok.val;
 import net.kyori.adventure.text.Component;
@@ -11,6 +12,7 @@ import net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer;
 import java.util.Arrays;
 import java.util.List;
 import java.util.concurrent.CompletableFuture;
+import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
 public class VelocityCommand implements SimpleCommand {
@@ -26,8 +28,9 @@ public class VelocityCommand implements SimpleCommand {
         CommandSource sender = invocation.source();
         if(!invocation.source().hasPermission("antivpn.command.*")
                 && !invocation.source().hasPermission(command.permission())) {
-            invocation.source().sendMessage(Component.text("No permission").toBuilder()
-                    .color(TextColor.color(255,0,0)).build());
+            invocation.source().sendMessage(LegacyComponentSerializer.builder().character('&')
+                    .build().deserialize(AntiVPN.getInstance().getMessageHandler()
+                            .getString("no-permission").getMessage()));
             return;
         }
 
@@ -40,6 +43,9 @@ public class VelocityCommand implements SimpleCommand {
                         .anyMatch(alias -> alias.equalsIgnoreCase(args[0]))) {
                     if(!sender.hasPermission("antivpn.command.*")
                             && !sender.hasPermission(child.permission())) {
+                        invocation.source().sendMessage(LegacyComponentSerializer.builder().character('&')
+                                .build().deserialize(AntiVPN.getInstance().getMessageHandler()
+                                        .getString("no-permission").getMessage()));
                         invocation.source().sendMessage(Component.text("No permission")
                                 .toBuilder().color(TextColor.color(255,0,0)).build());
                         return;
@@ -73,7 +79,10 @@ public class VelocityCommand implements SimpleCommand {
                             .mapToObj(i -> args[i + 1]).toArray(String[]::new));
                 }
             }
+        }else if (children.length > 0){ // && args.length == 0 is always true here
+            return Arrays.stream(children).map(Command::name).collect(Collectors.toList());
         }
+
         return command.tabComplete(new VelocityCommandExecutor(sender), "alias", args);
     }
 

Velocity/src/main/java/dev/brighten/antivpn/velocity/command/VelocityCommandExecutor.java

@@ -16,8 +16,9 @@ public class VelocityCommandExecutor implements CommandExecutor {
     private final CommandSource sender;
 
     @Override
-    public void sendMessage(String message) {
-        sender.sendMessage(LegacyComponentSerializer.builder().character('&').build().deserialize(message));
+    public void sendMessage(String message, Object... objects) {
+        sender.sendMessage(LegacyComponentSerializer.builder().character('&').build()
+                .deserialize(String.format(message, objects)));
     }
 
     @Override

pom.xml

@@ -7,7 +7,7 @@
     <groupId>dev.brighten.antivpn</groupId>
     <artifactId>AntiVPN</artifactId>
     <packaging>pom</packaging>
-    <version>1.7.1</version>
+    <version>1.9.2</version>
 
     <modules>
         <module>Common</module>
@@ -15,6 +15,7 @@
         <module>Bukkit</module>
         <module>Assembly</module>
         <module>Velocity</module>
+        <module>Sponge</module>
     </modules>
 
     <properties>