1   /**
    2    *  Licensed to the Apache Software Foundation (ASF) under one or more
    3    *  contributor license agreements.  See the NOTICE file distributed with
    4    *  this work for additional information regarding copyright ownership.
    5    *  The ASF licenses this file to You under the Apache License, Version 2.0
    6    *  (the "License"); you may not use this file except in compliance with
    7    *  the License.  You may obtain a copy of the License at
    8    *
    9    *     http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    *  Unless required by applicable law or agreed to in writing, software
   12    *  distributed under the License is distributed on an "AS IS" BASIS,
   13    *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    *  See the License for the specific language governing permissions and
   15    *  limitations under the License.
   16    */
   17   
   18   package org.apache.geronimo.deployment.tools.loader;
   19   
   20   import java.net.URL;
   21   import java.net.URLClassLoader;
   22   import java.util.ArrayList;
   23   import java.util.Enumeration;
   24   import java.util.List;
   25   import javax.enterprise.deploy.model.exceptions.DDBeanCreateException;
   26   import javax.enterprise.deploy.shared.ModuleType;
   27   
   28   import org.apache.geronimo.kernel.config.MultiParentClassLoader;
   29   
   30   /**
   31    *
   32    *
   33    * @version $Rev: 594759 $ $Date: 2007-11-13 20:32:35 -0800 (Tue, 13 Nov 2007) $
   34    */
   35   public class WebDeployable extends AbstractDeployable {
   36       private final ClassLoader webLoader;
   37   
   38       public WebDeployable(URL moduleURL) throws DDBeanCreateException{
   39           this(moduleURL, null);
   40       }
   41       
   42       public WebDeployable(URL moduleURL, List parentClassLoaders) throws DDBeanCreateException {
   43           super(ModuleType.WAR, moduleURL, "WEB-INF/web.xml");
   44           ClassLoader parent = super.getModuleLoader();
   45           List path = new ArrayList();
   46           URL url = parent.getResource("WEB-INF/classes/");
   47           if (url != null) {
   48               path.add(url);
   49           }
   50           Enumeration e = entries();
   51           while (e.hasMoreElements()) {
   52               String entry = (String) e.nextElement();
   53               if (entry.startsWith("WEB-INF/lib/")) {
   54                   String jarName = entry.substring(12);
   55                   if (jarName.indexOf('/') == -1 && (jarName.endsWith(".jar") || jarName.endsWith(".zip"))) {
   56                       path.add(parent.getResource(entry));
   57                   }
   58               }
   59           }
   60           URL[] urls = (URL[]) path.toArray(new URL[path.size()]);
   61           if (parentClassLoaders != null) {
   62               parentClassLoaders.add(parent);
   63               ClassLoader[] parents = (ClassLoader[]) parentClassLoaders.toArray(new ClassLoader[parentClassLoaders.size()]);
   64               webLoader = new MultiParentClassLoader(null, urls, parents);
   65           } else {
   66               webLoader = new URLClassLoader(urls, parent);
   67           }
   68       }
   69   
   70       public ClassLoader getModuleLoader() {
   71           return webLoader;
   72       }
   73   }