clean some stuff up

platforms/velocity/src/main/java/us/ajg0702/queue/platforms/velocity/PlatformMethodImpl.java

@@ -2,6 +2,7 @@ package us.ajg0702.queue.platforms.velocity;
 
 import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.api.proxy.ProxyServer;
+import net.kyori.adventure.text.Component;
 import us.ajg0702.queue.api.PlatformMethods;
 import us.ajg0702.queue.api.commands.ICommandSender;
 import us.ajg0702.queue.api.players.AdaptedPlayer;
@@ -13,8 +14,8 @@ import java.util.logging.Logger;
 
 public class PlatformMethodImpl implements PlatformMethods {
 
-    ProxyServer proxyServer;
-    Logger logger;
+    final ProxyServer proxyServer;
+    final Logger logger;
 
     public PlatformMethodImpl(ProxyServer proxyServer, Logger logger) {
         this.proxyServer = proxyServer;
@@ -25,7 +26,7 @@ public class PlatformMethodImpl implements PlatformMethods {
     public void sendJoinQueueChannelMessages(QueueServer queueServer, QueuePlayer queuePlayer) {
         AdaptedPlayer player = queuePlayer.getPlayer();
         if(player == null) return;
-
+        player.sendMessage(Component.text());
     }
 
     @Override

platforms/velocity/src/main/java/us/ajg0702/queue/platforms/velocity/VelocityQueue.java

@@ -32,12 +32,12 @@ import java.util.logging.Logger;
 )
 
 public class VelocityQueue  {
-    ProxyServer proxyServer;
-    Logger logger;
+    final ProxyServer proxyServer;
+    final Logger logger;
 
     QueueMain main;
 
-    File dataFolder;
+    final File dataFolder;
 
     @Inject
     public VelocityQueue(ProxyServer proxyServer, Logger logger, @DataDirectory Path dataFolder) {

platforms/velocity/src/main/java/us/ajg0702/queue/platforms/velocity/commands/VelocityCommand.java

@@ -8,8 +8,8 @@ import java.util.List;
 
 public class VelocityCommand implements RawCommand {
 
-    QueueMain main;
-    BaseCommand command;
+    final QueueMain main;
+    final BaseCommand command;
 
     public VelocityCommand(QueueMain main, BaseCommand command) {
         this.main = main;

platforms/velocity/src/main/java/us/ajg0702/queue/platforms/velocity/commands/VelocitySender.java

@@ -2,13 +2,13 @@ package us.ajg0702.queue.platforms.velocity.commands;
 
 import com.velocitypowered.api.command.CommandSource;
 import com.velocitypowered.api.proxy.ConsoleCommandSource;
-import com.velocitypowered.api.proxy.ProxyServer;
 import net.kyori.adventure.text.Component;
+import org.jetbrains.annotations.NotNull;
 import us.ajg0702.queue.api.commands.ICommandSender;
 
 public class VelocitySender implements ICommandSender {
 
-    CommandSource handle;
+    final CommandSource handle;
 
     public VelocitySender(CommandSource handle) {
        this.handle = handle;
@@ -25,7 +25,7 @@ public class VelocitySender implements ICommandSender {
     }
 
     @Override
-    public void sendMessage(Component message) {
+    public void sendMessage(@NotNull Component message) {
         handle.sendMessage(message);
     }
 

platforms/velocity/src/main/java/us/ajg0702/queue/platforms/velocity/players/VelocityPlayer.java

@@ -6,6 +6,7 @@ import com.velocitypowered.api.proxy.server.RegisteredServer;
 import net.kyori.adventure.audience.Audience;
 import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.serializer.plain.PlainTextComponentSerializer;
+import org.jetbrains.annotations.NotNull;
 import us.ajg0702.queue.api.players.AdaptedPlayer;
 import us.ajg0702.queue.api.server.AdaptedServer;
 
@@ -14,7 +15,7 @@ import java.util.UUID;
 
 public class VelocityPlayer implements AdaptedPlayer, Audience {
 
-    Player handle;
+    final Player handle;
 
     public VelocityPlayer(Player player) {
         handle = player;
@@ -26,13 +27,13 @@ public class VelocityPlayer implements AdaptedPlayer, Audience {
     }
 
     @Override
-    public void sendMessage(Component message) {
+    public void sendMessage(@NotNull Component message) {
         if(PlainTextComponentSerializer.plainText().serialize(message).isEmpty()) return;
         handle.sendMessage(message);
     }
 
     @Override
-    public void sendActionBar(Component message) {
+    public void sendActionBar(@NotNull Component message) {
         handle.sendActionBar(message);
     }
 
@@ -49,7 +50,7 @@ public class VelocityPlayer implements AdaptedPlayer, Audience {
     @Override
     public String getServerName() {
         Optional<ServerConnection> serverConnection = handle.getCurrentServer();
-        if(!serverConnection.isPresent()) return "none";
+        if(serverConnection.isEmpty()) return "none";
         ServerConnection connection = serverConnection.get();
         return connection.getServerInfo().getName();
     }

platforms/velocity/src/main/java/us/ajg0702/queue/platforms/velocity/server/ServerBuilderImpl.java

@@ -38,7 +38,7 @@ public class ServerBuilderImpl implements ServerBuilder {
     @Override
     public AdaptedServer getServer(String name) {
         Optional<RegisteredServer> serverOptional = proxyServer.getServer(name);
-        if(serverOptional.isPresent()) return null;
+        if(serverOptional.isEmpty()) return null;
         return new VelocityServer(serverOptional.get());
     }
 

platforms/velocity/src/main/java/us/ajg0702/queue/platforms/velocity/server/VelocityServerPing.java

@@ -5,8 +5,6 @@ import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.serializer.plain.PlainTextComponentSerializer;
 import us.ajg0702.queue.api.server.AdaptedServerPing;
 
-import java.util.Optional;
-
 public class VelocityServerPing implements AdaptedServerPing {
 
     private final ServerPing handle;
@@ -26,16 +24,12 @@ public class VelocityServerPing implements AdaptedServerPing {
 
     @Override
     public int getPlayerCount() {
-        Optional<ServerPing.Players> players = handle.getPlayers();
-        if(!players.isPresent()) return 0;
-        return players.get().getOnline();
+        return handle.getPlayers().map(ServerPing.Players::getOnline).orElse(0);
     }
 
     @Override
     public int getMaxPlayers() {
-        Optional<ServerPing.Players> players = handle.getPlayers();
-        if(!players.isPresent()) return 0;
-        return players.get().getMax();
+        return handle.getPlayers().map(ServerPing.Players::getMax).orElse(0);
     }
 
     @Override