AbstractContainerTest.java

/*
 * Copyright 2013-2014 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.cloud.aws.messaging;

import org.junit.After;
import org.junit.Before;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.aws.messaging.listener.SimpleMessageListenerContainer;

import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;

/**
 * @author Alain Sahli
 */
abstract class AbstractContainerTest {

    @Autowired
    protected SimpleMessageListenerContainer simpleMessageListenerContainer;

    @Before
    public void setUp() throws Exception {
        if (!this.simpleMessageListenerContainer.isRunning()) {
            this.simpleMessageListenerContainer.start();
        }
    }

    @After
    public void tearDown() throws Exception {
        if (this.simpleMessageListenerContainer.isRunning()) {
            final CountDownLatch countDownLatch = new CountDownLatch(1);
            this.simpleMessageListenerContainer.stop(new Runnable() {

                @Override
                public void run() {
                    countDownLatch.countDown();
                }
            });

            if (!countDownLatch.await(15, TimeUnit.SECONDS)) {
                throw new Exception("Couldn't stop container withing 15 seconds");
            }
        }
    }

}