Add player disconnect event, thanks @lazertester

api/src/main/java/net/md_5/bungee/api/event/LoginEvent.java

@@ -11,8 +11,8 @@ import net.md_5.bungee.api.plugin.Event;
  * Event called to represent a player logging in.
  */
 @Data
-@ToString(callSuper = true)
+@ToString(callSuper = false)
-@EqualsAndHashCode(callSuper = true)
+@EqualsAndHashCode(callSuper = false)
 public class LoginEvent extends Event implements Cancellable
 {
 

api/src/main/java/net/md_5/bungee/api/event/PlayerDisconnectEvent.java

@@ -0,0 +1,23 @@
+package net.md_5.bungee.api.event;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.ToString;
+import net.md_5.bungee.api.connection.ProxiedPlayer;
+import net.md_5.bungee.api.plugin.Event;
+
+/**
+ * Called when a player has left the proxy, it is not safe to call any methods
+ * that perform an action on the passed player instance.
+ */
+@Data
+@ToString(callSuper = false)
+@EqualsAndHashCode(callSuper = false)
+public class PlayerDisconnectEvent extends Event
+{
+
+    /**
+     * Player disconnecting.
+     */
+    private final ProxiedPlayer player;
+}

api/src/main/java/net/md_5/bungee/api/event/ProxyPingEvent.java

@@ -13,8 +13,8 @@ import net.md_5.bungee.api.plugin.Event;
  */
 @Data
 @AllArgsConstructor
-@ToString(callSuper = true)
+@ToString(callSuper = false)
-@EqualsAndHashCode(callSuper = true)
+@EqualsAndHashCode(callSuper = false)
 public class ProxyPingEvent extends Event
 {
 

api/src/main/java/net/md_5/bungee/api/event/ServerConnectEvent.java

@@ -10,8 +10,8 @@ import net.md_5.bungee.api.plugin.Event;
 
 @Data
 @AllArgsConstructor
-@ToString(callSuper = true)
+@ToString(callSuper = false)
-@EqualsAndHashCode(callSuper = true)
+@EqualsAndHashCode(callSuper = false)
 public class ServerConnectEvent extends Event
 {
 

api/src/main/java/net/md_5/bungee/api/event/ServerConnectedEvent.java

@@ -14,8 +14,8 @@ import net.md_5.bungee.api.plugin.Event;
  * information to the server before the player logs in.
  */
 @Data
-@ToString(callSuper = true)
+@ToString(callSuper = false)
-@EqualsAndHashCode(callSuper = true)
+@EqualsAndHashCode(callSuper = false)
 public class ServerConnectedEvent extends Event
 {
 

proxy/src/main/java/net/md_5/bungee/UserConnection.java

@@ -21,6 +21,7 @@ import net.md_5.bungee.api.config.ServerInfo;
 import net.md_5.bungee.api.connection.PendingConnection;
 import net.md_5.bungee.api.connection.ProxiedPlayer;
 import net.md_5.bungee.api.event.ChatEvent;
+import net.md_5.bungee.api.event.PlayerDisconnectEvent;
 import net.md_5.bungee.api.event.PluginMessageEvent;
 import net.md_5.bungee.api.event.ServerConnectEvent;
 import net.md_5.bungee.packet.*;
@@ -51,6 +52,7 @@ public class UserConnection extends GenericConnection implements ProxiedPlayer
     private final Object permMutex = new Object();
     // Hack for connect timings
     private ServerInfo nextServer;
+    private volatile boolean clientConnected = true;
 
     public UserConnection(Socket socket, PendingConnection pendingConnection, PacketStream stream, Packet2Handshake handshake)
     {
@@ -155,8 +157,12 @@ public class UserConnection extends GenericConnection implements ProxiedPlayer
         }
     }
 
-    private void destroySelf(String reason)
+    private synchronized void destroySelf(String reason)
     {
+        if ( clientConnected )
+        {
+            PlayerDisconnectEvent event = new PlayerDisconnectEvent( this );
+            ProxyServer.getInstance().getPluginManager().callEvent( event );
             ProxyServer.getInstance().getPlayers().remove( this );
 
             disconnect( reason );
@@ -166,6 +172,9 @@ public class UserConnection extends GenericConnection implements ProxiedPlayer
                 server.disconnect( "Quitting" );
                 ProxyServer.getInstance().getReconnectHandler().setServer( this );
             }
+
+            clientConnected = false;
+        }
     }
 
     @Override