/
Receiver.java
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/
Receiver.java
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/*
* 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.activemq.artemis.tests.soak.client;
import java.util.concurrent.Semaphore;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.activemq.artemis.api.core.client.ClientConsumer;
import org.apache.activemq.artemis.api.core.client.ClientMessage;
import org.apache.activemq.artemis.api.core.client.ClientSessionFactory;
import org.apache.activemq.artemis.utils.ReusableLatch;
public class Receiver extends ClientAbstract {
// We should leave some messages on paging. We don't want to consume all for this test
private final Semaphore minConsume = new Semaphore(0);
private final ReusableLatch latchMax = new ReusableLatch(0);
private static final int MAX_DIFF = 10000;
// The difference between producer and consuming
private final AtomicInteger currentDiff = new AtomicInteger(0);
private final String queue;
protected long msgs = 0;
protected int pendingMsgs = 0;
protected int pendingSemaphores = 0;
protected ClientConsumer cons;
public Receiver(ClientSessionFactory sf, String queue) {
super(sf);
this.queue = queue;
}
@Override
public void run() {
super.run();
while (running) {
try {
beginTX();
for (int i = 0; i < 1000; i++) {
ClientMessage msg = cons.receive(5000);
if (msg == null) {
break;
}
msg.acknowledge();
if (msg.getLongProperty("count") != msgs + pendingMsgs) {
errors++;
System.out.println("count should be " + (msgs + pendingMsgs) + " when it was " + msg.getLongProperty("count") + " on " + queue);
}
pendingMsgs++;
if (!minConsume.tryAcquire(1, 5, TimeUnit.SECONDS)) {
break;
}
}
endTX();
} catch (Exception e) {
connect();
}
}
}
/* (non-Javadoc)
* @see org.apache.activemq.artemis.jms.example.ClientAbstract#connectClients()
*/
@Override
protected void connectClients() throws Exception {
cons = session.createConsumer(queue);
session.start();
}
/* (non-Javadoc)
* @see org.apache.activemq.artemis.jms.example.ClientAbstract#onCommit()
*/
@Override
protected void onCommit() {
msgs += pendingMsgs;
this.currentDiff.addAndGet(-pendingMsgs);
latchMax.countDown(pendingMsgs);
pendingMsgs = 0;
}
/* (non-Javadoc)
* @see org.apache.activemq.artemis.jms.example.ClientAbstract#onRollback()
*/
@Override
protected void onRollback() {
minConsume.release(pendingMsgs);
pendingMsgs = 0;
}
@Override
public String toString() {
return "Receiver::" + this.queue + ", msgs=" + msgs + ", pending=" + pendingMsgs;
}
/**
* @param pendingMsgs2
*/
public void messageProduced(int producedMessages) {
minConsume.release(producedMessages);
currentDiff.addAndGet(producedMessages);
if (currentDiff.get() > MAX_DIFF) {
latchMax.setCount(currentDiff.get() - MAX_DIFF);
try {
latchMax.await(5, TimeUnit.SECONDS);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}