001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.activemq.plugin.jaxb2_commons;
018
019import org.jvnet.jaxb2_commons.lang.JAXBEqualsStrategy;
020import org.jvnet.jaxb2_commons.locator.ObjectLocator;
021import org.w3c.dom.Element;
022
023/**
024 * Ensure uparsed elements like spring beans referenced in the
025 * xml configuration (broker plugins for example) can be
026 * examined for equality
027 */
028public class ElementAwareEqualsStrategy extends JAXBEqualsStrategy {
029
030    @Override
031    protected boolean equalsInternal(ObjectLocator leftLocator,
032                                     ObjectLocator rightLocator, Object lhs, Object rhs) {
033        if (lhs instanceof Element && rhs instanceof Element) {
034            final Element left = (Element) lhs;
035            final Element right = (Element) rhs;
036            return left.isEqualNode(right);
037        } else {
038            return super.equalsInternal(leftLocator, rightLocator, lhs, rhs);
039        }
040    }
041
042}