package com.rabbitmq.producer; import com.rabbitmq.client.BuiltinExchangeType; import com.rabbitmq.client.Channel; import com.rabbitmq.client.Connection; import com.rabbitmq.client.ConnectionFactory; import java.io.IOException; import java.util.concurrent.TimeoutException; /** * 发送消息 */ public class Producer_Routing { public static void main(String[] args) throws IOException, TimeoutException { //1.创建连接工厂 ConnectionFactory factory = new ConnectionFactory(); //2. 设置参数 factory.setHost("172.16.98.133");//ip 默认值 localhost factory.setPort(5672); //端口 默认值 5672 factory.setVirtualHost("/bgt");//虚拟机 默认值/ factory.setUsername("testuser");//用户名 默认 guest factory.setPassword("111111");//密码 默认值 guest //3. 创建连接 Connection Connection connection = factory.newConnection(); //4. 创建Channel Channel channel = connection.createChannel(); /* exchangeDeclare(String exchange, BuiltinExchangeType type, boolean durable, boolean autoDelete, boolean internal, Map<String, Object> arguments) 参数: 1. exchange:交换机名称 2. type:交换机类型 DIRECT("direct"),:定向 FANOUT("fanout"),:扇形(广播),发送消息到每一个与之绑定队列。 TOPIC("topic"),通配符的方式 HEADERS("headers");参数匹配 3. durable:是否持久化 4. autoDelete:自动删除 5. internal:内部使用。 一般false 6. arguments:参数 */ String exchangeName = "test_direct"; //5. 创建交换机 channel.exchangeDeclare(exchangeName, BuiltinExchangeType.DIRECT,true,false,false,null); //6. 创建队列 String queue1Name = "test_direct_queue1"; String queue2Name = "test_direct_queue2"; channel.queueDeclare(queue1Name,true,false,false,null); channel.queueDeclare(queue2Name,true,false,false,null); //7. 绑定队列和交换机 /* queueBind(String queue, String exchange, String routingKey) 参数: 1. queue:队列名称 2. exchange:交换机名称 3. routingKey:路由键,绑定规则 如果交换机的类型为fanout ,routingKey设置为"" */ //队列1绑定 error channel.queueBind(queue1Name,exchangeName,"error"); //队列2绑定 info error warning channel.queueBind(queue2Name,exchangeName,"info"); channel.queueBind(queue2Name,exchangeName,"error"); channel.queueBind(queue2Name,exchangeName,"warning"); String body = "日志信息:张三调用了delete方法...出错误了。。。日志级别:error..."; //8. 发送消息 channel.basicPublish(exchangeName,"error",null,body.getBytes()); //9. 释放资源 channel.close(); connection.close(); } }
消费者监听队列queue2Name,因此能接收到消息.
package com.rabbitmq.consumer; import com.rabbitmq.client.*; import java.io.IOException; import java.util.concurrent.TimeoutException; public class Consumer_Routing1 { public static void main(String[] args) throws IOException, TimeoutException { //1.创建连接工厂 ConnectionFactory factory = new ConnectionFactory(); //2. 设置参数 factory.setHost("172.16.98.133");//ip 默认值 localhost factory.setPort(5672); //端口 默认值 5672 factory.setVirtualHost("/bgt");//虚拟机 默认值/ factory.setUsername("testuser");//用户名 默认 guest factory.setPassword("111111");//密码 默认值 guest //3. 创建连接 Connection Connection connection = factory.newConnection(); //4. 创建Channel Channel channel = connection.createChannel(); String queue1Name = "test_direct_queue1"; String queue2Name = "test_direct_queue2"; /* basicConsume(String queue, boolean autoAck, Consumer callback) 参数: 1. queue:队列名称 2. autoAck:是否自动确认 3. callback:回调对象 */ // 接收消息 Consumer consumer = new DefaultConsumer(channel){ /* 回调方法,当收到消息后,会自动执行该方法 1. consumerTag:标识 2. envelope:获取一些信息,交换机,路由key... 3. properties:配置信息 4. body:数据 */ @Override public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException { System.out.println("body:"+new String(body)); System.out.println("将日志信息打印到控制台....."); } }; //监听队列2 channel.basicConsume(queue2Name,true,consumer); } }