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// --- BEGIN COPYRIGHT BLOCK ---
// 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; version 2 of the License.
//
// 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.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.cmscore.apps;
import java.util.Enumeration;
import java.util.Hashtable;
import javax.servlet.Servlet;
import com.netscape.certsrv.apps.ICommandQueue;
import com.netscape.cms.servlet.common.CMSRequest;
/*---------------------------------------------------------------
** CommandQueue - Class
*/
/**
* register and unregister proccess for clean shutdown
*/
public class CommandQueue implements Runnable, ICommandQueue {
public static Hashtable<CMSRequest, Servlet> mCommandQueue = new Hashtable<CMSRequest, Servlet>();
public static boolean mShuttingDown = false;
/*-----------------------------------------------------------
** CommandQueue - Constructor
*/
/**
* Main constructor.
*/
public CommandQueue() {
} // CommandQueue
/*-----------------------------------------------------------
** run
*/
/**
* Overrides Thread.run(), calls batchPublish().
*/
public void run() {
//int priority = Thread.MIN_PRIORITY;
//Thread.currentThread().setPriority(priority);
/*-------------------------------------------------
** Loop until queue is empty
*/
mShuttingDown = true;
while (mCommandQueue.isEmpty() == false) {
try {
Thread.sleep(5 * 1000);
//gcProcess();
} catch (Exception e) {
}
}
} // run
public boolean registerProcess(CMSRequest currentRequest, Servlet currentServlet) {
if (mShuttingDown == false) {
if ((currentServlet instanceof com.netscape.cms.servlet.base.CMSStartServlet) == false)
mCommandQueue.put(currentRequest, currentServlet);
return true;
} else
return false;
}
public void unRegisterProccess(Object currentRequest, Object currentServlet) {
Enumeration<CMSRequest> e = mCommandQueue.keys();
while (e.hasMoreElements()) {
Object thisRequest = e.nextElement();
if (thisRequest.equals(currentRequest)) {
if (mCommandQueue.get(currentRequest).equals(currentServlet))
mCommandQueue.remove(currentRequest);
}
}
}
} // CommandQueue
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