1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portal.velocity;
21  
22  import com.liferay.portal.kernel.log.Log;
23  import com.liferay.portal.kernel.log.LogFactoryUtil;
24  
25  import java.io.InputStream;
26  
27  import org.apache.velocity.exception.ResourceNotFoundException;
28  
29  /**
30   * <a href="ClassLoaderVelocityResourceListener.java.html"><b><i>View Source</i>
31   * </b></a>
32   *
33   * @author Brian Wing Shun Chan
34   *
35   */
36  public class ClassLoaderVelocityResourceListener
37      extends VelocityResourceListener {
38  
39      public InputStream getResourceStream(String source)
40          throws ResourceNotFoundException {
41  
42          InputStream is = null;
43  
44          int pos = source.indexOf(JOURNAL_SEPARATOR);
45  
46          if (pos == -1) {
47              pos = source.indexOf(SERVLET_SEPARATOR);
48          }
49  
50          if (pos == -1) {
51              pos = source.indexOf(THEME_LOADER_SEPARATOR);
52          }
53  
54          if (pos == -1) {
55              ClassLoader classLoader = getClass().getClassLoader();
56  
57              if (_log.isDebugEnabled()) {
58                  _log.debug("Loading " + source);
59              }
60  
61              is = classLoader.getResourceAsStream(source);
62          }
63  
64          return is;
65      }
66  
67      private static Log _log =
68          LogFactoryUtil.getLog(ClassLoaderVelocityResourceListener.class);
69  
70  }