001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.util.xml;
016    
017    import java.io.File;
018    
019    import org.apache.tools.ant.BuildException;
020    import org.apache.tools.ant.Task;
021    
022    /**
023     * @author Jorge Ferrer
024     */
025    public class XMLMergerTask extends Task {
026    
027            @Override
028            public void execute() throws BuildException {
029                    _validateAttributes();
030    
031                    try {
032                            XMLMergerRunner runner = new XMLMergerRunner(_type);
033    
034                            runner.mergeAndSave(_masterFile, _slaveFile, _outputFile);
035                    }
036                    catch (Exception e) {
037                            throw new BuildException(e);
038                    }
039            }
040    
041            public void setMasterFile(File masterFile) {
042                    _masterFile = masterFile;
043            }
044    
045            public void setOutputFile(File outputFile) {
046                    _outputFile = outputFile;
047            }
048    
049            public void setSlaveFile(File slaveFile) {
050                    _slaveFile = slaveFile;
051            }
052    
053            public void setType(String type) {
054                    _type = type;
055            }
056    
057            private void _validateAttributes() {
058                    _validateMandatoryAttribute(_masterFile, "masterFile");
059                    _validateMandatoryAttribute(_slaveFile, "slaveFile");
060                    _validateMandatoryAttribute(_outputFile, "outputFile");
061            }
062    
063            private void _validateMandatoryAttribute(File value, String name) {
064                    if (value == null) {
065                            throw new BuildException(name + " is a required attribute");
066                    }
067            }
068    
069            private File _masterFile;
070            private File _outputFile;
071            private File _slaveFile;
072            private String _type;
073    
074    }