/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * */ package org.apache.vysper.xmpp.protocol; import java.util.concurrent.ExecutorService; import java.util.concurrent.LinkedBlockingQueue; import java.util.concurrent.ThreadPoolExecutor; import java.util.concurrent.TimeUnit; import org.apache.vysper.xmpp.server.ServerRuntimeContext; import org.apache.vysper.xmpp.server.SessionContext; import org.apache.vysper.xmpp.stanza.Stanza; /** * stanza processor, acts as a 'stage' by using a ThreadPoolExecutor * * TODO: make thread pool configuration managable * * @author The Apache MINA Project (dev@mina.apache.org) */ public class QueuedStanzaProcessor implements StanzaProcessor { private final ResponseWriter responseWriter = new ResponseWriter(); protected ExecutorService executor; protected StanzaProcessor stanzaProcessor; public QueuedStanzaProcessor(StanzaProcessor stanzaProcessor) { int coreThreadCount = 10; int maxThreadCount = 20; int threadTimeoutSeconds = 2 * 60 * 1000; this.executor = new ThreadPoolExecutor(coreThreadCount, maxThreadCount, threadTimeoutSeconds, TimeUnit.SECONDS, new LinkedBlockingQueue<Runnable>()); this.stanzaProcessor = stanzaProcessor; } public void processStanza(ServerRuntimeContext serverRuntimeContext, SessionContext sessionContext, Stanza stanza, SessionStateHolder sessionStateHolder) { executor.submit(new StanzaProcessorUnitOfWork(sessionContext, stanza, sessionStateHolder)); } public void processTLSEstablished(SessionContext sessionContext, SessionStateHolder sessionStateHolder) { ProtocolWorker.processTLSEstablishedInternal(sessionContext, sessionStateHolder, responseWriter); } private class StanzaProcessorUnitOfWork implements Runnable { private SessionContext sessionContext; private Stanza stanza; private SessionStateHolder sessionStateHolder; private StanzaProcessorUnitOfWork(SessionContext sessionContext, Stanza stanza, SessionStateHolder sessionStateHolder) { this.sessionContext = sessionContext; this.stanza = stanza; this.sessionStateHolder = sessionStateHolder; } public void run() { stanzaProcessor.processStanza(sessionContext.getServerRuntimeContext(), sessionContext, stanza, sessionStateHolder); } } }