/**
* 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.zookeeper.test;
import java.io.IOException;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.apache.zookeeper.CreateMode;
import org.apache.zookeeper.KeeperException;
import org.apache.zookeeper.ZooKeeper;
import org.apache.zookeeper.AsyncCallback.StatCallback;
import org.apache.zookeeper.ZooDefs.Ids;
import org.apache.zookeeper.data.Stat;
public class NullDataTest extends ClientBase implements StatCallback {
String snapCount;
CountDownLatch cn = new CountDownLatch(1);
@Override
protected void setUp() throws Exception {
// Change the snapcount to happen more often
snapCount = System.getProperty("zookeeper.snapCount", "1024");
System.setProperty("zookeeper.snapCount", "10");
super.setUp();
}
@Override
protected void tearDown() throws Exception {
System.setProperty("zookeeper.snapCount", snapCount);
super.tearDown();
}
public void testNullData() throws IOException,
InterruptedException, KeeperException {
String path = "/SIZE";
ZooKeeper zk = null;
zk = createClient();
try {
zk.create(path, null, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
// try sync zk exists
zk.exists(path, false);
zk.exists(path, false, this , null);
cn.await(10, TimeUnit.SECONDS);
assertSame(0L, cn.getCount());
} finally {
if(zk != null)
zk.close();
}
}
public void processResult(int rc, String path, Object ctx, Stat stat) {
cn.countDown();
}
}