发布订阅
生产者
public class ProducerFanout {
private static final String EXCHANGE_NAME = "fanout_exchange";
public static void main(String[] args) throws IOException, TimeoutException {
// 1.创建新的连接
Connection connection = MQConnectionUtils.newConnection();
// 2.创建通道
Channel channel = connection.createChannel();
// 3.绑定的交换机 参数1交互机名称 参数2 exchange类型
channel.exchangeDeclare(EXCHANGE_NAME, "fanout");
String msg = "fanout_exchange_msg";
// 4.发送消息
channel.basicPublish(EXCHANGE_NAME, "", null, msg.getBytes());
// System.out.println("生产者发送msg：" + msg);
// // 5.关闭通道、连接
// channel.close();
// connection.close();
// 注意：如果消费没有绑定交换机和队列，则消息会丢失
}
}
邮件消费者
public class ConsumerEmailFanout {
private static final String QUEUE_NAME = "consumerFanout_email";
private static final String EXCHANGE_NAME = "fanout_exchange";
public static void main(String[] args) throws IOException, TimeoutException {
System.out.println("邮件消费者启动");
// 1.创建新的连接
Connection connection = MQConnectionUtils.newConnection();
// 2.创建通道
Channel channel = connection.createChannel();
// 3.消费者关联队列
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
// 4.消费者绑定交换机 参数1 队列 参数2交换机 参数3 routingKey
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "");
DefaultConsumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, BasicProperties properties, byte[] body)
throws IOException {
String msg = new String(body, "UTF-8");
System.out.println("消费者获取生产者消息:" + msg);
}
};
// 5.消费者监听队列消息
channel.basicConsume(QUEUE_NAME, true, consumer);
}
}
短信消费者
public class ConsumerSMSFanout {
private static final String QUEUE_NAME = "ConsumerFanout_sms";
private static final String EXCHANGE_NAME = "fanout_exchange";
public static void main(String[] args) throws IOException, TimeoutException {
System.out.println("短信消费者启动");
// 1.创建新的连接
Connection connection = MQConnectionUtils.newConnection();
// 2.创建通道
Channel channel = connection.createChannel();
// 3.消费者关联队列
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
// 4.消费者绑定交换机 参数1 队列 参数2交换机 参数3 routingKey
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "");
DefaultConsumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, BasicProperties properties, byte[] body)
throws IOException {
String msg = new String(body, "UTF-8");
System.out.println("消费者获取生产者消息:" + msg);
}
};
// 5.消费者监听队列消息
channel.basicConsume(QUEUE_NAME, true, consumer);
}
}
路由模式
生产者
public class ProducerDirect {
private static final String EXCHANGE_NAME = "direct_exchange";
public static void main(String[] args) throws IOException, TimeoutException {
// 1.创建新的连接
Connection connection = MQConnectionUtils.newConnection();
// 2.创建通道
Channel channel = connection.createChannel();
// 3.绑定的交换机 参数1交互机名称 参数2 exchange类型
channel.exchangeDeclare(EXCHANGE_NAME, "direct");
String routingKey = "info";
String msg = "direct_exchange_msg" + routingKey;
// 4.发送消息
channel.basicPublish(EXCHANGE_NAME, routingKey, null, msg.getBytes());
System.out.println("生产者发送msg：" + msg);
// // 5.关闭通道、连接
// channel.close();
// connection.close();
// 注意：如果消费没有绑定交换机和队列，则消息会丢失
}
}
邮件消费者
public class ConsumerEmailDirect {
private static final String QUEUE_NAME = "consumer_direct_email";
private static final String EXCHANGE_NAME = "direct_exchange";
public static void main(String[] args) throws IOException, TimeoutException {
System.out.println("邮件消费者启动");
// 1.创建新的连接
Connection connection = MQConnectionUtils.newConnection();
// 2.创建通道
Channel channel = connection.createChannel();
// 3.消费者关联队列
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
// 4.消费者绑定交换机 参数1 队列 参数2交换机 参数3 routingKey
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "error");
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "info");
DefaultConsumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, BasicProperties properties, byte[] body)
throws IOException {
String msg = new String(body, "UTF-8");
System.out.println("消费者获取生产者消息:" + msg);
}
};
// 5.消费者监听队列消息
channel.basicConsume(QUEUE_NAME, true, consumer);
}
}
短信消费者
public class ConsumerSMSDirect {
private static final String QUEUE_NAME = "consumer_direct_sms";
private static final String EXCHANGE_NAME = "direct_exchange";
public static void main(String[] args) throws IOException, TimeoutException {
System.out.println("短信消费者启动");
// 1.创建新的连接
Connection connection = MQConnectionUtils.newConnection();
// 2.创建通道
Channel channel = connection.createChannel();
// 3.消费者关联队列
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
// 4.消费者绑定交换机 参数1 队列 参数2交换机 参数3 routingKey
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "error");
DefaultConsumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, BasicProperties properties, byte[] body)
throws IOException {
String msg = new String(body, "UTF-8");
System.out.println("消费者获取生产者消息:" + msg);
}
};
// 5.消费者监听队列消息
channel.basicConsume(QUEUE_NAME, true, consumer);
}
}
主题模式
生产者
public class ProducerDirect {
private static final String EXCHANGE_NAME = "topic_exchange";
public static void main(String[] args) throws IOException, TimeoutException {
// 1.创建新的连接
Connection connection = MQConnectionUtils.newConnection();
// 2.创建通道
Channel channel = connection.createChannel();
// 3.绑定的交换机 参数1交互机名称 参数2 exchange类型
channel.exchangeDeclare(EXCHANGE_NAME, "topic");
String routingKey = "log.info.error";
String msg = "topic_exchange_msg" + routingKey;
// 4.发送消息
channel.basicPublish(EXCHANGE_NAME, routingKey, null, msg.getBytes());
System.out.println("生产者发送msg：" + msg);
// // 5.关闭通道、连接
channel.close();
connection.close();
// 注意：如果消费没有绑定交换机和队列，则消息会丢失
}
}
邮件消费者
public class ConsumerEmailDirect {
private static final String QUEUE_NAME = "consumer_topic_email";
private static final String EXCHANGE_NAME = "topic_exchange";
public static void main(String[] args) throws IOException, TimeoutException {
System.out.println("邮件消费者启动");
// 1.创建新的连接
Connection connection = MQConnectionUtils.newConnection();
// 2.创建通道
Channel channel = connection.createChannel();
// 3.消费者关联队列
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "log.#");
// 4.消费者绑定交换机 参数1 队列 参数2交换机 参数3 routingKey
DefaultConsumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, BasicProperties properties, byte[] body)
throws IOException {
String msg = new String(body, "UTF-8");
System.out.println("消费者获取生产者消息:" + msg);
}
};
// 5.消费者监听队列消息
channel.basicConsume(QUEUE_NAME, true, consumer);
}
}
短信服务器
public class ConsumerSMSDirect {
private static final String QUEUE_NAME = "consumer_topic_sms";
private static final String EXCHANGE_NAME = "topic_exchange";
public static void main(String[] args) throws IOException, TimeoutException {
System.out.println("短信消费者启动");
// 1.创建新的连接
Connection connection = MQConnectionUtils.newConnection();
// 2.创建通道
Channel channel = connection.createChannel();
// 3.消费者关联队列
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
// 4.消费者绑定交换机 参数1 队列 参数2交换机 参数3 routingKey
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "log.*");
DefaultConsumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, BasicProperties properties, byte[] body)
throws IOException {
String msg = new String(body, "UTF-8");
System.out.println("消费者获取生产者消息:" + msg);
}
};
// 5.消费者监听队列消息
channel.basicConsume(QUEUE_NAME, true, consumer);
}
}
