Chronicle 4 branch.

L2J_Mobius_C4/java/com/l2jmobius/gameserver/events/Event.java

@@ -0,0 +1,56 @@
+/*
+ * 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.events;
+
+import javolution.util.FastList;
+
+/**
+ * @author Layane
+ */
+public class Event
+{
+	private final FastList<EventHandler> _handlers = new FastList<>();
+	
+	public void add(EventHandler handler)
+	{
+		if (!_handlers.contains(handler))
+		{
+			_handlers.add(handler);
+		}
+	}
+	
+	public void remove(EventHandler handler)
+	{
+		if (handler != null)
+		{
+			_handlers.remove(handler);
+		}
+	}
+	
+	public void fire(Object trigger, IEventParams params)
+	{
+		for (final EventHandler handler : _handlers)
+		{
+			handler.handler(trigger, params);
+		}
+	}
+	
+	public void clear()
+	{
+		_handlers.clear();
+	}
+}

L2J_Mobius_C4/java/com/l2jmobius/gameserver/events/EventHandler.java

@@ -0,0 +1,47 @@
+/*
+ * 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.events;
+
+/**
+ * @author Layane
+ */
+public abstract class EventHandler
+{
+	private final Object _owner;
+	
+	public EventHandler(Object owner)
+	{
+		_owner = owner;
+	}
+	
+	public final Object getOwner()
+	{
+		return _owner;
+	}
+	
+	@Override
+	public final boolean equals(Object object)
+	{
+		if ((object instanceof EventHandler) && (_owner == ((EventHandler) object)._owner))
+		{
+			return true;
+		}
+		return false;
+	}
+	
+	public abstract void handler(Object trigger, IEventParams params);
+}

L2J_Mobius_C4/java/com/l2jmobius/gameserver/events/IEventParams.java

@@ -0,0 +1,24 @@
+/*
+ * 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.events;
+
+/**
+ * @author Layane
+ */
+public interface IEventParams
+{
+}