/*
* 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.xd.shell.command;
import org.apache.curator.framework.CuratorFramework;
import org.apache.curator.framework.recipes.cache.PathChildrenCache;
import org.apache.curator.framework.recipes.cache.PathChildrenCacheEvent;
import org.apache.curator.framework.recipes.cache.PathChildrenCacheListener;
import org.junit.Test;
import org.springframework.xd.dirt.core.StreamDeploymentsPath;
import org.springframework.xd.dirt.zookeeper.EmbeddedZooKeeper;
import org.springframework.xd.dirt.zookeeper.Paths;
import org.springframework.xd.dirt.zookeeper.ZooKeeperConnection;
/**
*
* @author David Turanski
*/
public class ZookeeperTests {
@Test
public void test() throws Exception {
EmbeddedZooKeeper zkServer = new EmbeddedZooKeeper(5555);
zkServer.start();
ZooKeeperConnection zkConnection = new ZooKeeperConnection("localhost:5555");
zkConnection.start();
CuratorFramework client = zkConnection.getClient();
PathChildrenCache cache = new PathChildrenCache(client, Paths.build(Paths.STREAMS), true);
cache.getListenable().addListener(new ListenerOne());
cache.getListenable().addListener(new ListenerTwo());
cache.start();
Paths.ensurePath(client, Paths.STREAMS);
for (int i = 0; i < 100; i++) {
client.create().creatingParentsIfNeeded().forPath(
Paths.build(Paths.STREAM_DEPLOYMENTS, "foo" + i));
}
cache.close();
}
static class ListenerOne implements PathChildrenCacheListener {
@Override
public void childEvent(CuratorFramework client, PathChildrenCacheEvent event) throws Exception {
System.out.println("listenerOne got event " + event.getType());
}
}
static class ListenerTwo implements PathChildrenCacheListener {
@Override
public void childEvent(CuratorFramework client, PathChildrenCacheEvent event) throws Exception {
System.out.println("listenerTwo got event " + event.getType());
}
}
}