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.util.ant;
21  
22  import java.io.File;
23  
24  import org.apache.tools.ant.Project;
25  import org.apache.tools.ant.taskdefs.UpToDate;
26  
27  /**
28   * <a href="UpToDateTask.java.html"><b><i>View Source</i></b></a>
29   *
30   * @author Brian Wing Shun Chan
31   *
32   */
33  public class UpToDateTask {
34  
35      public static boolean isUpToDate(String source, String target) {
36          return isUpToDate(new File(source), new File(target));
37      }
38  
39      public static boolean isUpToDate(File source, File target) {
40          if (!source.exists() || !target.exists()) {
41              return false;
42          }
43  
44          Project project = AntUtil.getProject();
45  
46          UpToDate upToDate = new UpToDate();
47  
48          upToDate.setProject(project);
49          upToDate.setProperty("uptodate");
50          upToDate.setSrcfile(source);
51          upToDate.setTargetFile(target);
52  
53          upToDate.execute();
54  
55          if (project.getProperty("uptodate") != null) {
56              return true;
57          }
58          else {
59              return false;
60          }
61      }
62  
63  }