/**
* 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.curator.framework.imps;
import com.google.common.io.Closeables;
import org.apache.curator.framework.CuratorFramework;
import org.apache.curator.framework.CuratorFrameworkFactory;
import org.apache.curator.framework.api.CuratorEvent;
import org.apache.curator.framework.api.CuratorEventType;
import org.apache.curator.framework.api.CuratorListener;
import org.apache.curator.retry.RetryOneTime;
import org.apache.zookeeper.Watcher;
import org.testng.Assert;
import org.testng.annotations.Test;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
public class TestMultiClient extends BaseClassForTests
{
@Test
public void testNotify() throws Exception
{
CuratorFramework client1 = null;
CuratorFramework client2 = null;
try
{
client1 = CuratorFrameworkFactory.newClient(server.getConnectString(), new RetryOneTime(1));
client2 = CuratorFrameworkFactory.newClient(server.getConnectString(), new RetryOneTime(1));
client1.start();
client2.start();
final CountDownLatch latch = new CountDownLatch(1);
client1.getCuratorListenable().addListener
(
new CuratorListener()
{
@Override
public void eventReceived(CuratorFramework client, CuratorEvent event) throws Exception
{
if ( event.getType() == CuratorEventType.WATCHED )
{
if ( event.getWatchedEvent().getType() == Watcher.Event.EventType.NodeDataChanged )
{
if ( event.getPath().equals("/test") )
{
latch.countDown();
}
}
}
}
}
);
client1.create().forPath("/test", new byte[]{1, 2, 3});
client1.checkExists().watched().forPath("/test");
client2.getCuratorListenable().addListener
(
new CuratorListener()
{
@Override
public void eventReceived(CuratorFramework client, CuratorEvent event) throws Exception
{
if ( event.getType() == CuratorEventType.SYNC )
{
client.setData().forPath("/test", new byte[]{10, 20});
}
}
}
);
client2.sync("/test", null);
Assert.assertTrue(latch.await(10, TimeUnit.SECONDS));
}
finally
{
Closeables.closeQuietly(client1);
Closeables.closeQuietly(client2);
}
}
}