001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.kernel.deploy.auto;
016    
017    /**
018     * @author Ivica Cardic
019     * @author Brian Wing Shun Chan
020     */
021    public class AutoDeployScanner extends Thread {
022    
023            public AutoDeployScanner(
024                    ThreadGroup threadGroup, String name, AutoDeployDir autoDeployDir) {
025    
026                    super(threadGroup, name);
027    
028                    _autoDeployDir = autoDeployDir;
029    
030                    setContextClassLoader(getClass().getClassLoader());
031                    setDaemon(true);
032                    setPriority(MIN_PRIORITY);
033            }
034    
035            public void run() {
036                    try {
037                            sleep(1000 * 10);
038                    }
039                    catch (InterruptedException ie) {
040                    }
041    
042                    while (_started) {
043                            try {
044                                    sleep(_autoDeployDir.getInterval());
045                            }
046                            catch (InterruptedException ie) {
047                            }
048    
049                            _autoDeployDir.scanDirectory();
050                    }
051            }
052    
053            public void pause() {
054                    _started = false;
055            }
056    
057            private AutoDeployDir _autoDeployDir;
058            private boolean _started = true;
059    
060    }