/*
* 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.aggregator.integration;
import static org.junit.Assert.assertTrue;
import java.util.List;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.integration.annotation.Aggregator;
import org.springframework.integration.annotation.CorrelationStrategy;
import org.springframework.integration.annotation.ReleaseStrategy;
import org.springframework.integration.channel.DirectChannel;
import org.springframework.integration.support.MessageBuilder;
import org.springframework.messaging.Message;
import org.springframework.messaging.PollableChannel;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* @author Mark Fisher
*/
@ContextConfiguration
@RunWith(SpringJUnit4ClassRunner.class)
public class AnnotationAggregatorTests {
@Autowired
DirectChannel input;
@Autowired
PollableChannel output;
@Test
public void testAggregationWithAnnotationStrategies() {
input.send(MessageBuilder.withPayload("a").build());
input.send(MessageBuilder.withPayload("b").build());
@SuppressWarnings("unchecked")
Message<String> result = (Message<String>) output.receive();
String payload = result.getPayload();
assertTrue("Wrong payload: " + payload, payload.matches(".*payload.*?=a.*"));
assertTrue("Wrong payload: " + payload, payload.matches(".*payload.*?=b.*"));
}
@SuppressWarnings("unused")
private static class TestAggregator {
@Aggregator
public Message<?> aggregate(final List<Message<?>> messages) {
return MessageBuilder.withPayload(messages.toString()).build();
}
@ReleaseStrategy
public boolean release(final List<Message<?>> messages) {
return messages.size() > 1;
}
@CorrelationStrategy
public Object getKey(Message<?> message) {
return "1";
}
}
}