private synchronized QueueConnection newQueueConnection() throws Exception {
if (connectionFactory == null) {
connectionFactory = new ActiveMQConnectionFactory(amqUser, amqPassword, activemqURL);
}
// Set the redelivery count to -1 (infinite), or else messages will start dropping
// after the queue has had a certain number of failures (default is 6)
RedeliveryPolicy policy = connectionFactory.getRedeliveryPolicy();
policy.setMaximumRedeliveries(-1);
QueueConnection amqConnection = connectionFactory.createQueueConnection();
amqConnection.start();
return amqConnection;
}
public static void main(String[] args) throws Exception {
ActiveMQConnectionFactory connectionFactory =
new ActiveMQConnectionFactory("admin", "admin", "tcp://localhost:61616");
QueueConnection queueConnection = connectionFactory.createQueueConnection();
QueueSession queueSession = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
Queue queue = queueSession.createQueue("test-queue");
MessageProducer producer = queueSession.createProducer(queue);
queueConnection.start();
TextMessage textMessage =
queueSession.createTextMessage("Current time: " + System.currentTimeMillis());
producer.send(textMessage);
log.info("Message sent at {}", System.currentTimeMillis());
producer.close();
queueSession.close();
queueConnection.close();
}