/*
* 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.mapping;
import java.util.Map;
import org.springframework.messaging.MessageHeaders;
/**
* Generic strategy interface for mapping {@link MessageHeaders} to and from other
* types of objects. This would typically be used by adapters where the "other type"
* has a concept of headers or properties (HTTP, JMS, AMQP, etc).
*
* @author Mark Fisher
*
* @param <T> type of the instance to and from which headers will be mapped.
*/
public interface HeaderMapper<T> {
void fromHeaders(MessageHeaders headers, T target);
Map<String, Object> toHeaders(T source);
}