com.espertech.esperio.amqp.AMQPSupportSendRunnable Maven / Gradle / Ivy
/*
***************************************************************************************
* Copyright (C) 2006 EsperTech, Inc. All rights reserved. *
* http://www.espertech.com/esper *
* http://www.espertech.com *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the GPL license *
* a copy of which has been included with this distribution in the license.txt file. *
***************************************************************************************
*/
package com.espertech.esperio.amqp;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayList;
import java.util.List;
public class AMQPSupportSendRunnable implements Runnable {
private static final Logger log = LoggerFactory.getLogger(AMQPSupportSendRunnable.class);
private final String hostName;
private final String queueName;
private final List events;
private final long msecSleepTime;
private boolean shutdown;
public AMQPSupportSendRunnable(String hostName, String queueName, List events, long msecSleepTime) {
this.hostName = hostName;
this.queueName = queueName;
this.events = new ArrayList<>(events);
this.msecSleepTime = msecSleepTime;
}
public boolean isShutdown() {
return shutdown;
}
public void setShutdown(boolean shutdown) {
this.shutdown = shutdown;
}
public void run() {
try {
ConnectionFactory factory = new ConnectionFactory();
factory.setHost(hostName);
Connection connection = factory.newConnection();
Channel channel = connection.createChannel();
// java.lang.String queue, boolean durable, boolean exclusive, boolean autoDelete, java.util.Map arguments
channel.queueDeclare(queueName, false, false, true, null);
log.info("Start publishing messages: " + events.size() + " messages");
int count = 0;
while (true) {
if (events.isEmpty()) {
break;
}
byte[] bytes = events.remove(0);
channel.basicPublish("", queueName, null, bytes);
count++;
log.info("Publishing message #" + count);
Thread.sleep(msecSleepTime);
if (isShutdown()) {
break;
}
}
log.info("Completed publishing messages: " + count + " messages");
} catch (Exception ex) {
log.error("Error attaching to AMQP: " + ex.getMessage(), ex);
}
}
}