1 /*
2 * $Id: StrutsResourceLoader.java 471756 2006-11-06 15:01:43Z husted $
3 *
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21 package org.apache.struts2.views.velocity;
22
23 import java.io.InputStream;
24
25 import org.apache.struts2.util.ClassLoaderUtils;
26 import org.apache.velocity.exception.ResourceNotFoundException;
27 import org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader;
28
29
30 /***
31 * Loads resource from the Thread's context ClassLoader.
32 *
33 */
34 public class StrutsResourceLoader extends ClasspathResourceLoader {
35
36 public synchronized InputStream getResourceStream(String name) throws ResourceNotFoundException {
37 if ((name == null) || (name.length() == 0)) {
38 throw new ResourceNotFoundException("No template name provided");
39 }
40
41 if (name.startsWith("/")) {
42 name = name.substring(1);
43 }
44
45 try {
46 return ClassLoaderUtils.getResourceAsStream(name, StrutsResourceLoader.class);
47 } catch (Exception e) {
48 throw new ResourceNotFoundException(e.getMessage());
49 }
50 }
51 }