/*
* Copyright 2005-2014 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.ws.test.support.matcher;
import java.io.IOException;
import org.custommonkey.xmlunit.Diff;
import org.custommonkey.xmlunit.XMLUnit;
import static org.springframework.ws.test.support.AssertionErrors.assertTrue;
import org.springframework.ws.WebServiceMessage;
/**
* Implementation of {@link WebServiceMessageMatcher} based on XMLUnit's {@link Diff}.
*
* @author Arjen Poutsma
* @since 2.0
*/
public abstract class DiffMatcher implements WebServiceMessageMatcher {
static {
XMLUnit.setIgnoreWhitespace(true);
}
@Override
public final void match(WebServiceMessage message) throws IOException, AssertionError {
Diff diff = createDiff(message);
assertTrue("Messages are different, " + diff.toString(), diff.similar(), "Payload", message.getPayloadSource());
}
/**
* Creates a {@link Diff} for the given message.
*
* @param message the message
* @return the diff
* @throws Exception in case of errors
*/
protected abstract Diff createDiff(WebServiceMessage message);
}