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.xml;
21  
22  import java.io.File;
23  
24  import org.apache.tools.ant.BuildException;
25  import org.apache.tools.ant.Task;
26  
27  /**
28   * <a href="XMLMergerTask.java.html"><b><i>View Source</i></b></a>
29   *
30   * @author Jorge Ferrer
31   *
32   */
33  public class XMLMergerTask extends Task {
34  
35      public void setMasterFile(File masterFile) {
36          _masterFile = masterFile;
37      }
38  
39      public void setOutputFile(File outputFile) {
40          _outputFile = outputFile;
41      }
42  
43      public void setSlaveFile(File slaveFile) {
44          _slaveFile = slaveFile;
45      }
46  
47      public void setType(String type) {
48          _type = type;
49      }
50  
51      public void execute() throws BuildException {
52          _validateAttributes();
53  
54          try {
55              XMLMergerRunner runner = new XMLMergerRunner(_type);
56  
57              runner.mergeAndSave(_masterFile, _slaveFile, _outputFile);
58          }
59          catch (Exception e) {
60              throw new BuildException(e);
61          }
62      }
63  
64      private void _validateAttributes() {
65          _validateMandatoryAttribute(_masterFile, "masterFile");
66          _validateMandatoryAttribute(_slaveFile, "slaveFile");
67          _validateMandatoryAttribute(_outputFile, "outputFile");
68      }
69  
70      private void _validateMandatoryAttribute(File value, String name) {
71          if (value == null) {
72              throw new BuildException(name + " is a required attribute");
73          }
74      }
75  
76      private File _masterFile;
77      private File _slaveFile;
78      private File _outputFile;
79      private String _type;
80  
81  }