Added server list ping event.

By: sk89q <the.sk89q@gmail.com>

paper-api/src/main/java/org/bukkit/event/Event.java

@@ -504,6 +504,12 @@ public abstract class Event implements Serializable {
          * @see org.bukkit.event.server.MapInitializeEvent
          */
         MAP_INITIALIZE (Category.SERVER),
+        /**
+         * Called when a client pings a server.
+         *
+         * @see org.bukkit.event.server.ServerListPingEvent
+         */
+        SERVER_LIST_PING (Category.SERVER),
 
         /**
          * WORLD EVENTS

paper-api/src/main/java/org/bukkit/event/server/ServerListPingEvent.java

@@ -0,0 +1,80 @@
+package org.bukkit.event.server;
+
+import java.net.InetAddress;
+
+import org.bukkit.event.Event;
+
+/**
+ * Called when a server list ping is coming in.
+ * 
+ * @author sk89q
+ */
+public class ServerListPingEvent extends ServerEvent {
+    
+    private InetAddress address;
+    private String motd;
+    private int numPlayers;
+    private int maxPlayers;
+    
+    public ServerListPingEvent(InetAddress address, String motd, int numPlayers, int maxPlayers) {
+        super(Event.Type.SERVER_LIST_PING);
+        this.address = address;
+        this.motd = motd;
+        this.numPlayers = numPlayers;
+        this.maxPlayers = maxPlayers;
+    }
+
+    /**
+     * Get the address the ping is coming from.
+     * 
+     * @return the address
+     */
+    public InetAddress getAddress() {
+        return address;
+    }
+
+    /**
+     * Get the message of the day message.
+     * 
+     * @return the message of the day
+     */
+    public String getMotd() {
+        return motd;
+    }
+
+    /**
+     * Change the message of the day message.
+     * 
+     * @param motd the message of the day
+     */
+    public void setMotd(String motd) {
+        this.motd = motd;
+    }
+
+    /**
+     * Get the number of players sent.
+     * 
+     * @return the number of players
+     */
+    public int getNumPlayers() {
+        return numPlayers;
+    }
+
+    /**
+     * Get the maximum number of players sent.
+     * 
+     * @return the the maximum number of player
+     */
+    public int getMaxPlayers() {
+        return maxPlayers;
+    }
+
+    /**
+     * Set the maximum number of players sent.
+     * 
+     * @param maxPlayers the maximum number of player
+     */
+    public void setMaxPlayers(int maxPlayers) {
+        this.maxPlayers = maxPlayers;
+    }
+}

paper-api/src/main/java/org/bukkit/event/server/ServerListener.java

@@ -34,4 +34,11 @@ public class ServerListener implements Listener {
      * @param event Relevant event details
      */
     public void onMapInitialize(MapInitializeEvent event) {}
+    
+    /**
+     * Called when a server list ping has come in.
+     * 
+     * @param event Relevant event details
+     */
+    public void onServerListPing(ServerListPingEvent event) {}
 }

paper-api/src/main/java/org/bukkit/plugin/java/JavaPluginLoader.java

@@ -584,6 +584,13 @@ public class JavaPluginLoader implements PluginLoader {
                 }
             };
 
+        case SERVER_LIST_PING:
+            return new EventExecutor() {
+                public void execute(Listener listener, Event event) {
+                    ((ServerListener) listener).onServerListPing((ServerListPingEvent) event);
+                }
+            };
+
         // World Events
         case CHUNK_LOAD:
             return new EventExecutor() {