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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdc.be.distribution;
import com.google.common.util.concurrent.ThreadFactoryBuilder;
import org.openecomp.sdc.be.components.distribution.engine.CambriaHandler;
import org.openecomp.sdc.be.components.distribution.engine.INotificationData;
import org.openecomp.sdc.be.components.distribution.engine.NotificationDataImpl;
import java.util.ArrayList;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.SynchronousQueue;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
public class TestQueue {
public static void main(String[] args) {
ThreadFactoryBuilder threadFactoryBuilder = new ThreadFactoryBuilder();
threadFactoryBuilder.setNameFormat("distribution-notification-thread");
ThreadFactory threadFactory = threadFactoryBuilder.build();
// TODO: add the package of google to the pom
ExecutorService executorService = new ThreadPoolExecutor(0, 10, 60L, TimeUnit.SECONDS, new SynchronousQueue<>(), threadFactory);
// ExecutorService executorService = new ThreadPoolExecutor(0, 2, 60L,
// TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(20));
// 2 threads are always up and they handle the tasks. in case core size
// is 0, only one is handles the tasks.
// ExecutorService executorService = new ThreadPoolExecutor(0, 2, 60L,
// TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(20));
// TODO : check what happen when the number of threads are full. Throw
// RejectedExecutionException
// TODO : check what happen whether the pool is full and the size of
// pool
ExecutorService newCachedThreadPool = Executors.newCachedThreadPool(threadFactory);
Runnable task = new Runnable() {
@Override
public void run() {
try {
System.out.println("iN SLEEP" + Thread.currentThread());
Thread.sleep(10 * 1000);
System.out.println("OUT SLEEP");
} catch (InterruptedException e) {
e.printStackTrace();
}
}
};
for (int i = 0; i < 4; i++) {
try {
executorService.submit(task);
} catch (RejectedExecutionException e) {
e.printStackTrace();
}
}
newCachedThreadPool.submit(task);
System.out.println("After submitting the task");
MyWorker[] watchThreads = new MyWorker[1];
BlockingQueue<String> queue = new ArrayBlockingQueue<>(5);
for (int i = 0; i < watchThreads.length; i++) {
MyWorker myWorker = new MyWorker(queue);
myWorker.start();
}
for (int i = 0; i < 1; i++) {
try {
queue.put("message " + i);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
public static class MyTimerTask extends TimerTask {
AtomicBoolean state;
Thread thread;
public MyTimerTask(AtomicBoolean state, Thread thread) {
super();
this.state = state;
this.thread = thread;
System.out.println("After create timer");
}
@Override
public void run() {
System.out.println("In running of Timer task");
if (!state.get()) {
System.out.println("In running of Timer task. Going to interrupt thread");
// thread.interrupt();
} else {
System.out.println("In running of Timer task. Finished.");
}
}
}
public static class MyWorker extends Thread {
boolean active = true;
private final BlockingQueue<String> queue;
public MyWorker(BlockingQueue<String> queue) {
this.queue = queue;
}
Timer timer = new Timer();
public void run() {
try {
while (active) {
String s = queue.take();
System.out.println("Thread " + Thread.currentThread() + " fecthed a message " + s);
AtomicBoolean atomicBoolean = new AtomicBoolean(false);
MyTimerTask myTimerTask = new MyTimerTask(atomicBoolean, this);
timer.schedule(myTimerTask, 10 * 1000);
doWork(s);
atomicBoolean.set(true);
}
} catch (InterruptedException ie) {
System.out.println("Interrupted our thread");
ie.printStackTrace();
}
}
private void doWork(String s) {
// TODO Auto-generated method stub
CambriaHandler cambriaHandler = new CambriaHandler();
INotificationData data = new NotificationDataImpl();
List<String> servers = new ArrayList<>();
servers.add("aaaaaaa");
cambriaHandler.sendNotification("topicName", "uebPublicKey", "uebSecretKey", servers, data);
System.out.println("IN WORK " + s);
try {
Thread.sleep(1 * 1000);
} catch (InterruptedException e) {
for (int i = 0; i < 10; i++) {
System.out.println("*************************************************");
}
e.printStackTrace();
}
}
}
}
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