1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.util.xml;
24  
25  import java.io.File;
26  
27  import org.apache.tools.ant.BuildException;
28  import org.apache.tools.ant.Task;
29  
30  /**
31   * <a href="XMLMergerTask.java.html"><b><i>View Source</i></b></a>
32   *
33   * @author Jorge Ferrer
34   *
35   */
36  public class XMLMergerTask extends Task {
37  
38      public void setMasterFile(File masterFile) {
39          _masterFile = masterFile;
40      }
41  
42      public void setOutputFile(File outputFile) {
43          _outputFile = outputFile;
44      }
45  
46      public void setSlaveFile(File slaveFile) {
47          _slaveFile = slaveFile;
48      }
49  
50      public void setType(String type) {
51          _type = type;
52      }
53  
54      public void execute() throws BuildException {
55          _validateAttributes();
56  
57          try {
58              XMLMergerRunner runner = new XMLMergerRunner(_type);
59  
60              runner.mergeAndSave(_masterFile, _slaveFile, _outputFile);
61          }
62          catch (Exception e) {
63              throw new BuildException(e);
64          }
65      }
66  
67      private void _validateAttributes() {
68          _validateMandatoryAttribute(_masterFile, "masterFile");
69          _validateMandatoryAttribute(_slaveFile, "slaveFile");
70          _validateMandatoryAttribute(_outputFile, "outputFile");
71      }
72  
73      private void _validateMandatoryAttribute(File value, String name) {
74          if (value == null) {
75              throw new BuildException(name + " is a required attribute");
76          }
77      }
78  
79      private File _masterFile;
80      private File _slaveFile;
81      private File _outputFile;
82      private String _type;
83  
84  }