/**
* 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 s4app;
import org.apache.s4.comm.topology.ZNRecord;
import org.apache.s4.comm.topology.ZNRecordSerializer;
import org.apache.s4.comm.topology.ZkClient;
import org.apache.s4.core.App;
import org.apache.zookeeper.CreateMode;
public class ProducerApp extends App {
private ProducerPE producerPE;
@Override
protected void onStart() {
System.out.println("Starting CounterApp...");
((ProducerPE) producerPE.getInstanceForKey("single")).sendMessages();
}
// generic array due to varargs generates a warning.
@Override
protected void onInit() {
System.out.println("Initing CounterApp...");
ZkClient zkClient = new ZkClient("localhost:2181");
zkClient.setZkSerializer(new ZNRecordSerializer());
ZNRecord record = new ZNRecord(Thread.currentThread().getContextClassLoader().getClass().getName());
zkClient.create("/s4/classLoader", record, CreateMode.PERSISTENT);
producerPE = createPE(ProducerPE.class, "producer");
producerPE.setStreams(createOutputStream("tickStream"));
}
@Override
protected void onClose() {
}
}