/*
* Copyright 2002-2016 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.transformer;
import static org.junit.Assert.assertNotNull;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.integration.annotation.Transformer;
import org.springframework.integration.history.MessageHistory;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.MessageHeaders;
import org.springframework.messaging.PollableChannel;
import org.springframework.messaging.handler.annotation.Header;
import org.springframework.messaging.handler.annotation.Headers;
import org.springframework.messaging.handler.annotation.Payload;
import org.springframework.messaging.support.GenericMessage;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* @author Gary Russell
* @since 2.2
*
*/
@ContextConfiguration
@RunWith(SpringJUnit4ClassRunner.class)
public class MessageHistoryParameterTests {
@Autowired
private MessageChannel input;
@Autowired
private PollableChannel output;
@Test
public void test() {
input.send(new GenericMessage<String>("foo"));
assertNotNull(output.receive(10000));
}
public static class MessageHistoryAwareTransformer {
@Transformer
public Object transform(@Headers MessageHeaders headers,
@Header("history") MessageHistory history, @Payload Object payload) {
return payload;
}
}
}