001    /*****************************************************************************
002     * Copyright (C) NanoContainer Organization. All rights reserved.            *
003     * ------------------------------------------------------------------------- *
004     * The software in this package is published under the terms of the BSD      *
005     * style license a copy of which has been included with this distribution in *
006     * the LICENSE.txt file.                                                     *
007     *                                                                           *
008     *****************************************************************************/
009    
010    package org.nanocontainer.webcontainer;
011    
012    import org.mortbay.jetty.webapp.WebXmlConfiguration;
013    import org.mortbay.jetty.servlet.ServletHolder;
014    import org.mortbay.jetty.servlet.FilterHolder;
015    import org.picocontainer.PicoContainer;
016    import org.picocontainer.defaults.DefaultPicoContainer;
017    
018    
019    public class PicoWebXmlConfiguration extends WebXmlConfiguration {
020    
021        private PicoContainer parentContainer;
022    
023        public PicoWebXmlConfiguration(PicoContainer parentContainer) {
024            this.parentContainer = parentContainer;
025        }
026    
027        protected ServletHolder newServletHolder() {
028            return new PicoServletHolder(parentContainer);
029        }
030    
031        protected FilterHolder newFilterHolder() {
032            return new PicoFilterHolder(parentContainer);
033        }
034    
035        protected Object newListenerInstance(Class clazz) throws InstantiationException, IllegalAccessException {
036            DefaultPicoContainer child = new DefaultPicoContainer(parentContainer);
037            child.registerComponentImplementation("listener", clazz);
038            Object componentInstance = child.getComponentInstance("listener");
039            return componentInstance;
040    
041        }
042    
043    }