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OpenCms is an enterprise-ready, easy to use website content management system based on Java and XML technology. Offering a complete set of features, OpenCms helps content managers worldwide to create and maintain beautiful websites fast and efficiently.

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/*
 * This library is part of OpenCms -
 * the Open Source Content Management System
 *
 * Copyright (C) Alkacon Software (http://www.alkacon.com)
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * For further information about Alkacon Software, please see the
 * company website: http://www.alkacon.com
 *
 * For further information about OpenCms, please see the
 * project website: http://www.opencms.org
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package org.opencms.jlan;

import org.opencms.main.CmsLog;
import org.opencms.main.OpenCms;

import java.io.File;

import org.apache.commons.logging.Log;

import org.alfresco.jlan.app.JLANServer;

/**
 * A simple class used to start and stop JLAN.

* * Since the JLAN server requires its own thread and cannot be run in the same thread as the startup, * this creates a new thread solely for starting JLAN.

*/ public class CmsJlanThreadManager { /** * The thread for starting the JLAN server.

*/ protected class JlanThread extends Thread { /** Path of the jlan config file. */ private String m_configPath; /** * Constructor.

* * @param configPath the path of the JLAN config file */ public JlanThread(String configPath) { m_configPath = configPath; } /** * @see java.lang.Thread#run() */ @Override public void run() { CmsJlanServer server = new CmsJlanServer(); // we don't want to interactively shut down the server! JLANServer.setAllowConsoleShutdown(false); server.start(new String[] {m_configPath}); } } /** The logger for this class. */ private static final Log LOG = CmsLog.getLog(CmsJlanThreadManager.class); /** The maximum amount of time OpenCms should wait during shutdown after trying to stop the JLAN server. */ private static final int MAX_SHUTDOWN_WAIT_MILLIS = 30000; /** The JLAN thread instance. */ private Thread m_thread; /** * Starts the JLAN server in a new thread.

*/ public synchronized void start() { String path = OpenCms.getSystemInfo().getAbsoluteRfsPathRelativeToWebInf("config/jlanConfig.xml"); File configFile = new File(path); if (configFile.exists()) { if (m_thread == null) { m_thread = new JlanThread(path); m_thread.start(); } } else { String message = "Not starting JLAN server because no config file was found at " + path; System.out.println(message); LOG.warn(message); } } /** * Tries to stop the JLAN server and return after it is stopped, but will also return if the thread hasn't stopped after MAX_SHUTDOWN_WAIT_MILLIS. */ public synchronized void stop() { if (m_thread != null) { long timeBeforeShutdownWasCalled = System.currentTimeMillis(); JLANServer.shutdownServer(new String[] {}); while (m_thread.isAlive() && ((System.currentTimeMillis() - timeBeforeShutdownWasCalled) < MAX_SHUTDOWN_WAIT_MILLIS)) { try { Thread.sleep(500); } catch (InterruptedException e) { // ignore } } } } }





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