ProtocolLib/ProtocolLib/src/main/java/com/comphenix/protocol/injector/SortedPacketListenerList.java

84 lines
3.0 KiB
Java

/*
* ProtocolLib - Bukkit server library that allows access to the Minecraft protocol.
* Copyright (C) 2012 Kristian S. Stangeland
*
* 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 2 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA
*/
package com.comphenix.protocol.injector;
import java.util.Collection;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.comphenix.protocol.concurrency.AbstractConcurrentListenerMultimap;
import com.comphenix.protocol.events.PacketAdapter;
import com.comphenix.protocol.events.PacketEvent;
import com.comphenix.protocol.events.PacketListener;
/**
* Registry of synchronous packet listeners.
*
* @author Kristian
*/
class SortedPacketListenerList extends AbstractConcurrentListenerMultimap<PacketListener> {
/**
* Invokes the given packet event for every registered listener.
* @param logger - the logger that will be used to inform about listener exceptions.
* @param event - the packet event to invoke.
*/
public void invokePacketRecieving(Logger logger, PacketEvent event) {
Collection<PrioritizedListener<PacketListener>> list = getListener(event.getPacketID());
if (list == null)
return;
// The returned list is thread-safe
for (PrioritizedListener<PacketListener> element : list) {
try {
element.getListener().onPacketReceiving(event);
} catch (Throwable e) {
// Minecraft doesn't want your Exception.
logger.log(Level.SEVERE,
"Exception occured in onPacketReceiving() for " +
PacketAdapter.getPluginName(element.getListener()), e);
}
}
}
/**
* Invokes the given packet event for every registered listener.
* @param logger - the logger that will be used to inform about listener exceptions.
* @param event - the packet event to invoke.
*/
public void invokePacketSending(Logger logger, PacketEvent event) {
Collection<PrioritizedListener<PacketListener>> list = getListener(event.getPacketID());
if (list == null)
return;
for (PrioritizedListener<PacketListener> element : list) {
try {
element.getListener().onPacketSending(event);
} catch (Throwable e) {
// Minecraft doesn't want your Exception.
logger.log(Level.SEVERE,
"Exception occured in onPacketSending() for " +
PacketAdapter.getPluginName(element.getListener()), e);
}
}
}
}