Limit Players in Zone

diff --git a/aCis/java/net/sf/l2j/gameserver/model/zone/type/BossZone.java b/aCis/java/net/sf/l2j/gameserver/model/zone/type/BossZone.java
index 56adf02..fe19610 100644
--- a/aCis/java/net/sf/l2j/gameserver/model/zone/type/BossZone.java
+++ b/aCis/java/net/sf/l2j/gameserver/model/zone/type/BossZone.java
@@ -3,6 +3,8 @@
 import java.sql.Connection;
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
+import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -13,6 +15,7 @@
 import net.sf.l2j.Config;
 import net.sf.l2j.gameserver.data.xml.MapRegionData.TeleportType;
 import net.sf.l2j.gameserver.enums.ZoneId;
+import net.sf.l2j.gameserver.model.World;
 import net.sf.l2j.gameserver.model.actor.Attackable;
 import net.sf.l2j.gameserver.model.actor.Creature;
 import net.sf.l2j.gameserver.model.actor.Playable;
@@ -35,12 +38,13 @@
 	// Track players admitted to the zone who should be allowed back in after reboot/server downtime, within 30min of server restart
 	private final Set<Integer> _allowedPlayers = ConcurrentHashMap.newKeySet();

+	private final Map<String, List<Player>> _players = new HashMap<>();
+	private int _maxPlayers;
+
 	private final int[] _oustLoc = new int[3];

 	private int _invadeTime;

 	public BossZone(int id)
 	{
 		super(id);
@@ -73,8 +77,6 @@
 			_oustLoc[1] = Integer.parseInt(value);
 		else if (name.equals("oustZ"))
 			_oustLoc[2] = Integer.parseInt(value);
+		else if (name.equals("maxPlayers"))
+			_maxPlayers = Integer.parseInt(value);
 		else
 			super.setParameter(name, value);
 	}
@@ -90,16 +92,29 @@
 			final Player player = (Player) character;
 			player.setInsideZone(ZoneId.NO_SUMMON_FRIEND, true);

+			for (Player players : World.getInstance().getPlayers())
+			{
+				final String playerOne = players.getName();
+				final String playerTwo = player.getName();
+
+				if (playerOne.equals(playerTwo))
+				{
+					if (_players.get(playerOne) == null)
+						_players.put(playerOne, new ArrayList<Player>());
+
+					_players.get(playerOne).add(player);
+
+					if (_players.get(playerOne).size() > _maxPlayers)
+					{
+						player.sendMessage("Only "+ _maxPlayers +" players per ip in this zone.");
+						player.teleportTo(TeleportType.TOWN);
+					}
+				}
+			}
+
 			if (player.isFlying())
 				player.dismount();

 			// Skip other checks for GM or if no invade time is set.
 			if (player.isGM() || _invadeTime == 0 || Config.ACCEPT_PLAYERS_WITHOUT_QUEST)
 				return;
@@ -150,9 +165,9 @@
 				// Get player and set zone info.
 				final Player player = (Player) character;
 				player.setInsideZone(ZoneId.NO_SUMMON_FRIEND, false);
+
+				if (_players.containsKey(player.getName()))
+					_players.remove(player.getName());
+
 				// Skip other checks for GM or if no invade time is set.
 				if (player.isGM() || _invadeTime == 0)
\ No newline at end of file