001    /**
002     * Copyright (c) 2000-2013 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.server.capabilities;
016    
017    import com.liferay.portal.server.DeepNamedValueScanner;
018    
019    import javax.servlet.ServletContext;
020    
021    /**
022     * @author Brian Wing Shun Chan
023     * @author Igor Spasic
024     */
025    public class JettyServerCapabilities implements ServerCapabilities {
026    
027            public void determine(ServletContext servletContext) throws Exception {
028                    determineSupportsHotDeploy(servletContext);
029            }
030    
031            public boolean isSupportsHotDeploy() {
032                    return _supportsHotDeploy;
033            }
034    
035            protected void determineSupportsHotDeploy(ServletContext servletContext)
036                    throws Exception {
037    
038                    DeepNamedValueScanner deepNamedValueScanner = new DeepNamedValueScanner(
039                            "_scanInterval");
040    
041                    deepNamedValueScanner.setExcludedClassNames("WebAppProvider");
042                    deepNamedValueScanner.setIncludedClassNames("org.eclipse.jetty");
043                    deepNamedValueScanner.setVisitLists(true);
044    
045                    deepNamedValueScanner.scan(servletContext);
046    
047                    Integer scanInterval = (Integer)deepNamedValueScanner.getMatchedValue();
048    
049                    if ((scanInterval != null) && (scanInterval.intValue() > 0)) {
050                            _supportsHotDeploy = true;
051                    }
052                    else {
053                            _supportsHotDeploy = false;
054                    }
055            }
056    
057            private boolean _supportsHotDeploy;
058    
059    }