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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  package org.apache.jetspeed.components.util.system;
18  
19  import java.io.File;
20  import java.net.MalformedURLException;
21  import java.net.URL;
22  
23  /***
24   * <p>
25   * ClassLoaderSystemResourceUtilImpl
26   * </p>
27   * 
28   * @author <a href="mailto:weaver@apache.org">Scott T. Weaver</a>
29   * @version $Id: ClassLoaderSystemResourceUtilImpl.java 516448 2007-03-09 16:25:47Z ate $
30   *
31   */
32  public class ClassLoaderSystemResourceUtilImpl implements SystemResourceUtil
33  {
34  	
35  	private ClassLoader cl;
36  	
37  	/***
38  	 * 
39  	 * @param cl ClassLoader that will be used to locate a resource
40  	 */
41  	public ClassLoaderSystemResourceUtilImpl(ClassLoader cl)
42  	{
43  		this.cl = cl;
44  	}
45  
46  
47      /***
48       * For this implementation, always returns "/"
49       */
50      public String getSystemRoot()
51      {        
52          return "/";
53      }
54  
55      /***
56       * @see org.apache.jetspeed.components.util.system.SystemResourceUtil#getURL(java.lang.String)
57       */
58      public URL getURL(String relativePath) throws MalformedURLException
59      {        
60          return cl.getResource(convertFSSeperatorToSlash(relativePath));
61      }
62      
63      private String convertFSSeperatorToSlash(String path)
64      {
65      	return path.replace(File.separatorChar, '/');
66      }
67  
68  }