RabbitMQ發佈/訂閱模式

發佈訂閱

生產者

public class ProducerFanout {
	private static final String EXCHANGE_NAME = "fanout_exchange";

	public static void main(String[] args) throws IOException, TimeoutException {
		// 1.創建新的連接
		Connection connection = MQConnectionUtils.newConnection();
		// 2.創建通道
		Channel channel = connection.createChannel();
		// 3.綁定的交換機 參數1交互機名稱 參數2 exchange類型
		channel.exchangeDeclare(EXCHANGE_NAME, "fanout");
		String msg = "fanout_exchange_msg";
		// 4.發送消息
		channel.basicPublish(EXCHANGE_NAME, "", null, msg.getBytes());
		// System.out.println("生產者發送msg：" + msg);
		// // 5.關閉通道、連接
		// channel.close();
		// connection.close();
		// 注意：如果消費沒有綁定交換機和隊列，則消息會丟失

	}

}

郵件消費者

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("郵件消費者啓動");
		// 1.創建新的連接
		Connection connection = MQConnectionUtils.newConnection();
		// 2.創建通道
		Channel channel = connection.createChannel();
		// 3.消費者關聯隊列
		channel.queueDeclare(QUEUE_NAME, false, false, false, null);
		// 4.消費者綁定交換機 參數1 隊列 參數2交換機 參數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("消費者獲取生產者消息:" + msg);
			}
		};
		// 5.消費者監聽隊列消息
		channel.basicConsume(QUEUE_NAME, true, consumer);
	}

}

短信消費者

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("短信消費者啓動");
		// 1.創建新的連接
		Connection connection = MQConnectionUtils.newConnection();
		// 2.創建通道
		Channel channel = connection.createChannel();
		// 3.消費者關聯隊列
		channel.queueDeclare(QUEUE_NAME, false, false, false, null);
		// 4.消費者綁定交換機 參數1 隊列 參數2交換機 參數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("消費者獲取生產者消息:" + msg);
			}
		};
		// 5.消費者監聽隊列消息
		channel.basicConsume(QUEUE_NAME, true, consumer);
	}

}

路由模式

生產者

public class ProducerDirect {
	private static final String EXCHANGE_NAME = "direct_exchange";

	public static void main(String[] args) throws IOException, TimeoutException {
		// 1.創建新的連接
		Connection connection = MQConnectionUtils.newConnection();
		// 2.創建通道
		Channel channel = connection.createChannel();
		// 3.綁定的交換機 參數1交互機名稱 參數2 exchange類型
		channel.exchangeDeclare(EXCHANGE_NAME, "direct");
		String routingKey = "info";
		String msg = "direct_exchange_msg" + routingKey;
		// 4.發送消息
		channel.basicPublish(EXCHANGE_NAME, routingKey, null, msg.getBytes());
		System.out.println("生產者發送msg：" + msg);
		// // 5.關閉通道、連接
		// channel.close();
		// connection.close();
		// 注意：如果消費沒有綁定交換機和隊列，則消息會丟失

	}

}

郵件消費者

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("郵件消費者啓動");
		// 1.創建新的連接
		Connection connection = MQConnectionUtils.newConnection();
		// 2.創建通道
		Channel channel = connection.createChannel();
		// 3.消費者關聯隊列
		channel.queueDeclare(QUEUE_NAME, false, false, false, null);
		// 4.消費者綁定交換機 參數1 隊列 參數2交換機 參數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("消費者獲取生產者消息:" + msg);
			}
		};
		// 5.消費者監聽隊列消息
		channel.basicConsume(QUEUE_NAME, true, consumer);
	}

}

短信消費者

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("短信消費者啓動");
		// 1.創建新的連接
		Connection connection = MQConnectionUtils.newConnection();
		// 2.創建通道
		Channel channel = connection.createChannel();
		// 3.消費者關聯隊列
		channel.queueDeclare(QUEUE_NAME, false, false, false, null);
		// 4.消費者綁定交換機 參數1 隊列 參數2交換機 參數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("消費者獲取生產者消息:" + msg);
			}
		};
		// 5.消費者監聽隊列消息
		channel.basicConsume(QUEUE_NAME, true, consumer);
	}

}

主題模式

生產者

public class ProducerDirect {
	private static final String EXCHANGE_NAME = "topic_exchange";

	public static void main(String[] args) throws IOException, TimeoutException {
		// 1.創建新的連接
		Connection connection = MQConnectionUtils.newConnection();
		// 2.創建通道
		Channel channel = connection.createChannel();
		// 3.綁定的交換機 參數1交互機名稱 參數2 exchange類型
		channel.exchangeDeclare(EXCHANGE_NAME, "topic");
		String routingKey = "log.info.error";
		String msg = "topic_exchange_msg" + routingKey;
		// 4.發送消息
		channel.basicPublish(EXCHANGE_NAME, routingKey, null, msg.getBytes());
		System.out.println("生產者發送msg：" + msg);
		// // 5.關閉通道、連接
		channel.close();
		connection.close();
		// 注意：如果消費沒有綁定交換機和隊列，則消息會丟失

	}

}

郵件消費者

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("郵件消費者啓動");
		// 1.創建新的連接
		Connection connection = MQConnectionUtils.newConnection();
		// 2.創建通道
		Channel channel = connection.createChannel();
		// 3.消費者關聯隊列
		channel.queueDeclare(QUEUE_NAME, false, false, false, null);
		channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "log.#");
		// 4.消費者綁定交換機 參數1 隊列 參數2交換機 參數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("消費者獲取生產者消息:" + msg);
			}
		};
		// 5.消費者監聽隊列消息
		channel.basicConsume(QUEUE_NAME, true, consumer);
	}

}

短信服務器

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("短信消費者啓動");
		// 1.創建新的連接
		Connection connection = MQConnectionUtils.newConnection();
		// 2.創建通道
		Channel channel = connection.createChannel();
		// 3.消費者關聯隊列
		channel.queueDeclare(QUEUE_NAME, false, false, false, null);
		// 4.消費者綁定交換機 參數1 隊列 參數2交換機 參數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("消費者獲取生產者消息:" + msg);
			}
		};
		// 5.消費者監聽隊列消息
		channel.basicConsume(QUEUE_NAME, true, consumer);
	}

}