package org.springframework.amqp.rabbit.core;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.core.MessageProperties;
import org.springframework.amqp.rabbit.connection.SingleConnectionFactory;
public class Producer {
/**
* @param args
*/
public static void main(String[] args) {
SingleConnectionFactory connectionFactory = new SingleConnectionFactory("localhost");
connectionFactory.setUsername("guest");
connectionFactory.setPassword("guest");
RabbitTemplate template = new RabbitTemplate();
template.setConnectionFactory(connectionFactory);
template.setChannelTransacted(true);
template.afterPropertiesSet();
final String routingKey = TestConstants.ROUTING_KEY;
QueueUtils.declareTestQueue(template, routingKey);
// send message
sendMessages(template, TestConstants.EXCHANGE_NAME, routingKey, TestConstants.NUM_MESSAGES);
}
private static void sendMessages(RabbitTemplate template,
final String exchange, final String routingKey, int numMessages) {
for (int i = 1; i <= numMessages; i++) {
byte[] bytes = "testing".getBytes();
MessageProperties properties = new MessageProperties();
properties.getHeaders().put("float", new Float(3.14));
Message message = new Message(bytes, properties);
template.send(exchange, routingKey, message);
System.out.println("sending " + i + "...");
}
}
}