Project update.

trunk/java/com/l2jmobius/gameserver/model/DropProtection.java

@@ -0,0 +1,108 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model;
+
+import java.util.concurrent.ScheduledFuture;
+
+import com.l2jmobius.gameserver.ThreadPoolManager;
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.actor.instance.L2PetInstance;
+
+/**
+ * @author DrHouse
+ */
+public class DropProtection implements Runnable
+{
+	private volatile boolean _isProtected = false;
+	private L2PcInstance _owner = null;
+	private ScheduledFuture<?> _task = null;
+	
+	private static final long PROTECTED_MILLIS_TIME = 15000;
+	
+	@Override
+	public synchronized void run()
+	{
+		_isProtected = false;
+		_owner = null;
+		_task = null;
+	}
+	
+	public boolean isProtected()
+	{
+		return _isProtected;
+	}
+	
+	public L2PcInstance getOwner()
+	{
+		return _owner;
+	}
+	
+	public synchronized boolean tryPickUp(L2PcInstance actor)
+	{
+		if (!_isProtected)
+		{
+			return true;
+		}
+		
+		if (_owner == actor)
+		{
+			return true;
+		}
+		
+		if ((_owner.getParty() != null) && (_owner.getParty() == actor.getParty()))
+		{
+			return true;
+		}
+		
+		/*
+		 * if (_owner.getClan() != null && _owner.getClan() == actor.getClan()) return true;
+		 */
+		
+		return false;
+	}
+	
+	public boolean tryPickUp(L2PetInstance pet)
+	{
+		return tryPickUp(pet.getOwner());
+	}
+	
+	public synchronized void unprotect()
+	{
+		if (_task != null)
+		{
+			_task.cancel(false);
+		}
+		_isProtected = false;
+		_owner = null;
+		_task = null;
+	}
+	
+	public synchronized void protect(L2PcInstance player)
+	{
+		unprotect();
+		
+		_isProtected = true;
+		_owner = player;
+		
+		if (_owner == null)
+		{
+			throw new NullPointerException("Trying to protect dropped item to null owner");
+		}
+		
+		_task = ThreadPoolManager.getInstance().scheduleGeneral(this, PROTECTED_MILLIS_TIME);
+	}
+}