org.opencms.setup.db.CmsUpdateDBThread Maven / Gradle / Ivy
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/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH & Co. KG (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 GmbH & Co. KG, 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.setup.db;
import org.opencms.main.CmsLog;
import org.opencms.main.CmsSystemInfo;
import org.opencms.setup.CmsSetupLoggingThread;
import org.opencms.setup.CmsUpdateBean;
import java.io.IOException;
import java.io.PipedOutputStream;
import java.io.PrintStream;
/**
* Used for the workplace setup in the OpenCms setup wizard.
*
* @since 6.0.0
*/
public class CmsUpdateDBThread extends Thread {
/** Saves the System.err stream so it can be restored. */
public PrintStream m_tempErr;
/** Logging thread. */
private CmsSetupLoggingThread m_loggingThread;
/** System.out and System.err are redirected to this stream. */
private PipedOutputStream m_pipedOut;
/** The additional shell commands, i.e. the update bean. */
private CmsUpdateBean m_updateBean;
/** Saves the System.out stream so it can be restored. */
private PrintStream m_tempOut;
/**
* Constructor.
*
* @param updateBean the initialized update bean
*/
public CmsUpdateDBThread(CmsUpdateBean updateBean) {
super("OpenCms: Database Update");
// store setup bean
m_updateBean = updateBean;
// init stream and logging thread
m_pipedOut = new PipedOutputStream();
m_loggingThread = new CmsSetupLoggingThread(
m_pipedOut,
m_updateBean.getWebAppRfsPath() + CmsSystemInfo.FOLDER_WEBINF + CmsLog.FOLDER_LOGS + "db-update.log");
}
/**
* Returns the logging thread.
*
* @return the logging thread
*/
public CmsSetupLoggingThread getLoggingThread() {
return m_loggingThread;
}
/**
* Returns the status of the logging thread.
*
* @return the status of the logging thread
*/
public boolean isFinished() {
return m_loggingThread.isFinished();
}
/**
* Kills this Thread as well as the included logging Thread.
*/
public void kill() {
if (m_loggingThread != null) {
m_loggingThread.stopThread();
}
m_updateBean = null;
}
/**
* @see java.lang.Runnable#run()
*/
@Override
public void run() {
// save the original out and err stream
m_tempOut = System.out;
m_tempErr = System.err;
try {
// redirect the streams
System.setOut(new PrintStream(m_pipedOut));
System.setErr(new PrintStream(m_pipedOut));
// start the logging thread
m_loggingThread.start();
System.out.println("Starting DB Update... ");
CmsUpdateDBManager dbMan = new CmsUpdateDBManager();
try {
dbMan.initialize(m_updateBean);
dbMan.run();
} catch (Exception e) {
e.printStackTrace();
}
System.out.println("... DB Update finished.");
} finally {
kill();
if (m_pipedOut != null) {
try {
m_pipedOut.close();
} catch (IOException e) {
// ignore
}
}
// restore to the old streams
System.setOut(m_tempOut);
System.setErr(m_tempErr);
}
}
}