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+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * 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 .
+ */
+
+package com.sun.star.lib.uno.environments.remote;
+
+/**
+ * This class implements a java thread pool.
+ *
+ * @see com.sun.star.uno.UnoRuntime
+ * @see com.sun.star.lib.uno.environments.remote.NativeThreadPool
+ * @see com.sun.star.lib.uno.environments.remote.IThreadPool
+ * @see com.sun.star.lib.uno.environments.remote.Job
+ * @see com.sun.star.lib.uno.environments.remote.JobQueue
+ * @since UDK1.0
+ */
+public class JavaThreadPool implements IThreadPool {
+ /**
+ * When set to true, enables various debugging output.
+ */
+ private static final boolean DEBUG = false;
+
+ JavaThreadPoolFactory _javaThreadPoolFactory;
+
+ JavaThreadPool(JavaThreadPoolFactory javaThreadPoolFactory) {
+ _javaThreadPoolFactory = javaThreadPoolFactory;
+ }
+
+ public ThreadId getThreadId() {
+ return JavaThreadPoolFactory.getThreadId();
+ }
+
+ public Object attach( ThreadId threadId )
+ {
+ if(DEBUG) System.err.println("##### " + getClass().getName() + ".attach - id:" + threadId);
+ JobQueue jobQueue = _javaThreadPoolFactory.getJobQueue(threadId);
+ if(jobQueue == null)
+ jobQueue = new JobQueue(_javaThreadPoolFactory, threadId, false);
+
+ // acquiring the jobQueue registers it at the ThreadPoolFactory
+ jobQueue.acquire();
+ return jobQueue;
+ }
+
+ public void attach() {
+ attach( getThreadId() );
+ }
+
+ public void detach( Object handle, ThreadId id )
+ {
+ ((JobQueue)handle).release();
+ }
+
+ public void detach() {
+ ThreadId threadId = getThreadId();
+ detach(_javaThreadPoolFactory.getJobQueue(threadId), threadId );
+ }
+
+
+ public Object enter( ) throws Throwable {
+ ThreadId threadId = getThreadId();
+ return enter( _javaThreadPoolFactory.getJobQueue( threadId ), threadId );
+ }
+
+ public Object enter( Object handle, ThreadId threadId ) throws Throwable {
+ return ((JobQueue)handle).enter(this);
+ }
+
+ public void putJob(Job job) {
+ if (!job.isRequest() || job.isSynchronous()) {
+ JobQueue jobQueue = _javaThreadPoolFactory.getJobQueue(job.getThreadId());
+
+ // this has not be synchronized, cause
+ // sync jobs can only come over one bridge
+ // (cause the thread blocks on other side)
+ if(jobQueue == null)
+ jobQueue = new JobQueue(_javaThreadPoolFactory, job.getThreadId(), true);
+
+ // put job acquires the queue and registers it at the ThreadPoolFactory
+ jobQueue.putJob(job, this);
+ }
+ else {
+ // this has to be synchronized, cause
+ // async jobs of the same thread can come
+ // over different bridges
+ synchronized(_javaThreadPoolFactory) {
+ JobQueue async_jobQueue = _javaThreadPoolFactory.getAsyncJobQueue(job.getThreadId());
+
+ // ensure there is jobQueue
+ if(async_jobQueue == null) // so, there is really no async queue
+ async_jobQueue = new JobQueue(_javaThreadPoolFactory, job.getThreadId());
+
+ // put job acquires the queue and registers it at the ThreadPoolFactory
+ async_jobQueue.putJob(job, this);
+ }
+ }
+ }
+
+ public void dispose(Throwable throwable) {
+ if(DEBUG) System.err.println("##### " + getClass().getName() + ".dispose:" + throwable);
+
+ _javaThreadPoolFactory.dispose(this, throwable);
+ }
+
+ public void destroy() {
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */