/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* 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 com.hazelcast.topic.impl.reliable;
import com.hazelcast.config.Config;
import com.hazelcast.config.ListenerConfig;
import com.hazelcast.config.ReliableTopicConfig;
import com.hazelcast.config.RingbufferConfig;
import com.hazelcast.core.HazelcastException;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.HazelcastInstanceAware;
import com.hazelcast.core.ITopic;
import com.hazelcast.ringbuffer.Ringbuffer;
import com.hazelcast.ringbuffer.impl.RingbufferContainer;
import com.hazelcast.ringbuffer.impl.RingbufferService;
import com.hazelcast.test.AssertTask;
import com.hazelcast.test.HazelcastParallelClassRunner;
import com.hazelcast.test.HazelcastTestSupport;
import com.hazelcast.test.annotation.ParallelTest;
import com.hazelcast.test.annotation.QuickTest;
import com.hazelcast.topic.TopicOverloadPolicy;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import java.util.concurrent.ConcurrentMap;
import static com.hazelcast.topic.TopicOverloadPolicy.DISCARD_NEWEST;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
@RunWith(HazelcastParallelClassRunner.class)
@Category({QuickTest.class, ParallelTest.class})
public class ReliableTopicCreateTest extends HazelcastTestSupport {
@Test
public void testConstruction() {
HazelcastInstance hz = createHazelcastInstance();
RingbufferService ringbufferService = getNodeEngineImpl(hz).getService(RingbufferService.SERVICE_NAME);
ReliableTopicProxy<String> topic = (ReliableTopicProxy<String>) hz.<String>getReliableTopic("foo");
Ringbuffer ringbuffer = hz.getRingbuffer(RingbufferService.TOPIC_RB_PREFIX + "foo");
assertSame(ringbuffer, topic.ringbuffer);
// make sure the ringbuffer and topic are hooked up correctly
topic.publish("item1");
topic.publish("item2");
assertEquals(0, ringbuffer.headSequence());
assertEquals(1, ringbuffer.tailSequence());
ConcurrentMap<String, RingbufferContainer> containers = ringbufferService.getContainers();
assertEquals(1, containers.size());
assertTrue(containers.containsKey(ringbuffer.getName()));
}
@Test
public void testRingbufferConfiguration() {
Config config = new Config();
RingbufferConfig rbConfig = new RingbufferConfig("foo").setCapacity(21);
config.addRingBufferConfig(rbConfig);
HazelcastInstance hz = createHazelcastInstance(config);
RingbufferService ringbufferService = getNodeEngineImpl(hz).getService(RingbufferService.SERVICE_NAME);
ReliableTopicProxy topic = (ReliableTopicProxy) hz.getReliableTopic("foo");
Ringbuffer ringbuffer = hz.getRingbuffer(RingbufferService.TOPIC_RB_PREFIX + "foo");
assertSame(ringbuffer, topic.ringbuffer);
assertEquals(21, ringbuffer.capacity());
// triggers the creation
ringbuffer.size();
ConcurrentMap<String, RingbufferContainer> containers = ringbufferService.getContainers();
assertEquals(1, containers.size());
assertTrue(containers.containsKey(ringbuffer.getName()));
RingbufferContainer container = containers.get(ringbuffer.getName());
assertEquals(rbConfig.getCapacity(), container.getConfig().getCapacity());
}
@Test
public void testWildcardConfig() {
Config config = new Config();
config.addRingBufferConfig(new RingbufferConfig("foo*").setCapacity(10));
config.addReliableTopicConfig(new ReliableTopicConfig("foo*").setTopicOverloadPolicy(DISCARD_NEWEST));
HazelcastInstance hz = createHazelcastInstance(config);
RingbufferService ringbufferService = getNodeEngineImpl(hz).getService(RingbufferService.SERVICE_NAME);
ReliableTopicProxy<String> topic = (ReliableTopicProxy<String>) hz.<String>getReliableTopic("foo");
Ringbuffer ringbuffer = topic.ringbuffer;
topic.publish("foo");
ReliableTopicProxy proxy = assertInstanceOf(ReliableTopicProxy.class, topic);
assertEquals(proxy.overloadPolicy, TopicOverloadPolicy.DISCARD_NEWEST);
assertEquals(1, ringbufferService.getContainers().size());
assertTrue(ringbufferService.getContainers().containsKey(ringbuffer.getName()));
assertEquals(0, ringbuffer.headSequence());
assertEquals(0, ringbuffer.tailSequence());
assertEquals(10, ringbuffer.capacity());
}
@Test
public void testConfiguredListenerInstance() {
final ReliableMessageListenerMock messageListener = new ReliableMessageListenerMock();
Config config = new Config();
config.addReliableTopicConfig(
new ReliableTopicConfig("foo*")
.addMessageListenerConfig(new ListenerConfig(messageListener)));
HazelcastInstance hz = createHazelcastInstance(config);
ITopic<String> topic = hz.getReliableTopic("foo");
ReliableTopicProxy proxy = assertInstanceOf(ReliableTopicProxy.class, topic);
assertEquals(1, proxy.runnersMap.size());
topic.publish("item");
assertTrueEventually(new AssertTask() {
@Override
public void run() throws Exception {
assertContains(messageListener.objects, "item");
}
});
}
@Test
public void testConfiguredListenerInstanceHazelcastInstanceAware() {
final InstanceAwareReliableMessageListenerMock messageListener = new InstanceAwareReliableMessageListenerMock();
Config config = new Config();
config.addReliableTopicConfig(
new ReliableTopicConfig("foo*").addMessageListenerConfig(new ListenerConfig(messageListener)));
HazelcastInstance hz = createHazelcastInstance(config);
ITopic<String> topic = hz.getReliableTopic("foo");
ReliableTopicProxy proxy = assertInstanceOf(ReliableTopicProxy.class, topic);
assertEquals(1, proxy.runnersMap.size());
assertNotNull(messageListener.hz);
topic.publish("item");
assertTrueEventually(new AssertTask() {
@Override
public void run() throws Exception {
assertContains(messageListener.objects, "item");
}
});
}
static class InstanceAwareReliableMessageListenerMock extends ReliableMessageListenerMock implements HazelcastInstanceAware {
HazelcastInstance hz;
@Override
public void setHazelcastInstance(HazelcastInstance hz) {
this.hz = hz;
}
}
@Test
public void testConfiguredListenerClass() {
Config config = new Config();
config.addReliableTopicConfig(
new ReliableTopicConfig("foo*")
.addMessageListenerConfig(new ListenerConfig(ReliableMessageListenerMock.class.getName())));
HazelcastInstance hz = createHazelcastInstance(config);
ITopic topic = hz.getReliableTopic("foo");
ReliableTopicProxy proxy = assertInstanceOf(ReliableTopicProxy.class, topic);
// check there is one listener.
assertEquals(1, proxy.runnersMap.size());
// check that the listener is of the right class.
ReliableMessageListenerRunner runner = (ReliableMessageListenerRunner) proxy.runnersMap.values().iterator().next();
assertInstanceOf(ReliableMessageListenerMock.class, runner.listener);
}
@Test(expected = HazelcastException.class)
public void testConfiguredListenerClassNotMessageListener() {
Config config = new Config();
config.addReliableTopicConfig(
new ReliableTopicConfig("foo*")
.addMessageListenerConfig(new ListenerConfig(String.class.getName())));
HazelcastInstance hz = createHazelcastInstance(config);
hz.getReliableTopic("foo");
fail();
}
@Test(expected = HazelcastException.class)
public void testConfiguredListenerClassNotExist() {
Config config = new Config();
config.addReliableTopicConfig(
new ReliableTopicConfig("foo*")
.addMessageListenerConfig(new ListenerConfig("kfosajdajdksajdj")));
HazelcastInstance hz = createHazelcastInstance(config);
hz.getReliableTopic("foo");
fail();
}
@Test
public void testConfiguredListenerClassAndHazelcastInstanceAware() {
Config config = new Config();
config.addReliableTopicConfig(
new ReliableTopicConfig("foo*")
.addMessageListenerConfig(new ListenerConfig(InstanceAwareReliableMessageListenerMock.class.getName())));
HazelcastInstance hz = createHazelcastInstance(config);
ITopic topic = hz.getReliableTopic("foo");
ReliableTopicProxy proxy = assertInstanceOf(ReliableTopicProxy.class, topic);
// check there is one listener.
assertEquals(1, proxy.runnersMap.size());
// check that the listener is of the right class.
ReliableMessageListenerRunner runner = (ReliableMessageListenerRunner) proxy.runnersMap.values().iterator().next();
InstanceAwareReliableMessageListenerMock mock = assertInstanceOf(InstanceAwareReliableMessageListenerMock.class, runner.listener);
assertNotNull(mock.hz);
}
}