IgnoreNamedElementsXMLDifferenceListener.java

package com.temenos.interaction.media.odata.xml;

/*
 * #%L
 * interaction-media-odata-xml
 * %%
 * Copyright (C) 2012 - 2013 Temenos Holdings N.V.
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * #L%
 */


import java.util.HashSet;
import java.util.Set;

import org.custommonkey.xmlunit.Difference;
import org.custommonkey.xmlunit.DifferenceConstants;
import org.custommonkey.xmlunit.DifferenceListener;
import org.w3c.dom.Node;

/**
 * XMLUnit difference listener to ignore the specified list of elements 
 */
public class IgnoreNamedElementsXMLDifferenceListener implements DifferenceListener {
    private Set<String> blackList = new HashSet<String>();

    public IgnoreNamedElementsXMLDifferenceListener(String ... elementNames) {
        for (String name : elementNames) {
            blackList.add(name);
        }
    }

    public int differenceFound(Difference difference) {
        if (difference.getId() == DifferenceConstants.TEXT_VALUE_ID) {
            if (blackList.contains(difference.getControlNodeDetail().getNode().getParentNode().getNodeName())) {
                return DifferenceListener.RETURN_IGNORE_DIFFERENCE_NODES_IDENTICAL;
            }
        }
        return DifferenceListener.RETURN_ACCEPT_DIFFERENCE;
    }

    public void skippedComparison(Node node, Node node1) {
    }
}