/*
* Copyright 2002-2010 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.integration.aop;
import java.lang.reflect.Method;
import java.util.Collections;
import java.util.Map;
import org.springframework.util.Assert;
import org.springframework.util.PatternMatchUtils;
/**
* @author Mark Fisher
* @since 2.0
*/
public class MethodNameMappingPublisherMetadataSource implements PublisherMetadataSource {
private final Map<String, String> payloadExpressionMap;
private volatile Map<String, Map<String, String>> headerExpressionMap = Collections.emptyMap();
private volatile Map<String, String> channelMap = Collections.emptyMap();
public MethodNameMappingPublisherMetadataSource(Map<String, String> payloadExpressionMap) {
Assert.notEmpty(payloadExpressionMap, "payloadExpressionMap must not be empty");
this.payloadExpressionMap = payloadExpressionMap;
}
public void setHeaderExpressionMap(Map<String, Map<String, String>> headerExpressionMap) {
this.headerExpressionMap = headerExpressionMap;
}
public void setChannelMap(Map<String, String> channelMap) {
this.channelMap = channelMap;
}
public String getPayloadExpression(Method method) {
for (Map.Entry<String, String> entry : this.payloadExpressionMap.entrySet()) {
if (PatternMatchUtils.simpleMatch(entry.getKey(), method.getName())) {
return entry.getValue();
}
}
return null;
}
public Map<String, String> getHeaderExpressions(Method method) {
for (Map.Entry<String, Map<String, String>> entry : this.headerExpressionMap.entrySet()) {
if (PatternMatchUtils.simpleMatch(entry.getKey(), method.getName())) {
return entry.getValue();
}
}
return null;
}
public String getChannelName(Method method) {
for (Map.Entry<String, String> entry : this.channelMap.entrySet()) {
if (PatternMatchUtils.simpleMatch(entry.getKey(), method.getName())) {
return entry.getValue();
}
}
return null;
}
}