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JGroupsBroadcastTest.java
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JGroupsBroadcastTest.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.activemq.artemis.tests.integration.broadcast;
import org.apache.activemq.artemis.api.core.BroadcastEndpoint;
import org.apache.activemq.artemis.api.core.BroadcastEndpointFactory;
import org.apache.activemq.artemis.api.core.ChannelBroadcastEndpointFactory;
import org.apache.activemq.artemis.api.core.jgroups.JChannelManager;
import org.apache.activemq.artemis.utils.ThreadLeakCheckRule;
import org.jgroups.JChannel;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
public class JGroupsBroadcastTest {
@After
public void cleanupJChannel() {
JChannelManager.getInstance().clear();
}
@Before
public void prepareJChannel() {
JChannelManager.getInstance().setLoopbackMessages(true);
}
@Rule
public ThreadLeakCheckRule threadLeakCheckRule = new ThreadLeakCheckRule();
@Test
public void testRefCount() throws Exception {
JChannel channel = null;
JChannel newChannel = null;
try {
channel = new JChannel("udp.xml");
String channelName1 = "channel1";
BroadcastEndpointFactory jgroupsBroadcastCfg1 = new ChannelBroadcastEndpointFactory(channel, channelName1);
BroadcastEndpoint channelEndpoint1 = jgroupsBroadcastCfg1.createBroadcastEndpoint();
BroadcastEndpoint channelEndpoint2 = jgroupsBroadcastCfg1.createBroadcastEndpoint();
BroadcastEndpoint channelEndpoint3 = jgroupsBroadcastCfg1.createBroadcastEndpoint();
channelEndpoint1.close(true);
Assert.assertTrue(channel.isOpen());
channelEndpoint2.close(true);
Assert.assertTrue(channel.isOpen());
channelEndpoint3.close(true);
Assert.assertTrue(channel.isOpen());
channel.close();
//after we close the last endpoint reference counting will close the channel so once we create a new one the
// channel wrapper is recreated
try {
channelEndpoint2.openClient();
Assert.fail("this should be closed");
} catch (Exception e) {
}
newChannel = new JChannel("udp.xml");
jgroupsBroadcastCfg1 = new ChannelBroadcastEndpointFactory(newChannel, channelName1);
channelEndpoint1 = jgroupsBroadcastCfg1.createBroadcastEndpoint();
channelEndpoint1.openClient();
} catch (Exception e) {
e.printStackTrace();
throw e;
} finally {
try {
channel.close();
} catch (Throwable ignored) {
}
try {
newChannel.close();
} catch (Throwable ignored) {
}
}
}
}