rabbitMQ客户端开发

This commit is contained in:
罗祥 2019-12-16 21:39:44 +08:00
parent 83c0355746
commit 20e81d489c

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@ -186,34 +186,34 @@ import java.util.concurrent.TimeoutException;
public class Producer { public class Producer {
public static void main(String[] args) throws IOException, TimeoutException { public static void main(String[] args) throws IOException, TimeoutException {
// 1.创建连接工厂 // 1.创建连接工厂
ConnectionFactory factory = new ConnectionFactory(); ConnectionFactory factory = new ConnectionFactory();
// 2.配置服务器地址和连接信息 // 2.配置服务器地址和连接信息
factory.setHost("localhost"); factory.setHost("localhost");
factory.setUsername("guest"); factory.setUsername("guest");
factory.setPassword("guest"); factory.setPassword("guest");
factory.setVirtualHost("/"); factory.setVirtualHost("/");
// 3.获取连接 // 3.获取连接
Connection connection = factory.newConnection(); Connection connection = factory.newConnection();
// 4.创建信道 // 4.创建信道
Channel channel = connection.createChannel(); Channel channel = connection.createChannel();
// 5.声明一个类型为 type 的持久化的、非自动删除的交换器 // 5.声明一个类型为 type 的持久化的、非自动删除的交换器
String exchangeName = "hello-exchange"; String exchangeName = "hello-exchange";
channel.exchangeDeclare(exchangeName, BuiltinExchangeType.DIRECT, true, false, null); channel.exchangeDeclare(exchangeName, BuiltinExchangeType.DIRECT, true, false, null);
// 6.指明路由键 // 6.指明路由键
String routingKey = "my-key"; String routingKey = "my-key";
// 7.需要传递的数据 // 7.需要传递的数据
byte[] messageBodyBytes = "Hello RabbiMQ!".getBytes(); byte[] messageBodyBytes = "Hello RabbiMQ!".getBytes();
// 8.将消息发布到指定的交换机上,设置投递模式为2,对应模式名为persistent,代表消息会被持久化存储 // 8.将消息发布到指定的交换机上,设置投递模式为2,对应模式名为persistent,代表消息会被持久化存储
channel.basicPublish(exchangeName, routingKey, channel.basicPublish(exchangeName, routingKey,
new AMQP.BasicProperties.Builder().deliveryMode(2).build(), new AMQP.BasicProperties.Builder().deliveryMode(2).build(),
messageBodyBytes); messageBodyBytes);
// 9.关闭信道 // 9.关闭信道
channel.close(); channel.close();
// 10.关闭连接 // 10.关闭连接
connection.close(); connection.close();
} }
} }
``` ```
@ -227,46 +227,46 @@ import java.util.concurrent.TimeoutException;
public class Consumer { public class Consumer {
public static void main(String[] args) throws IOException, TimeoutException { public static void main(String[] args) throws IOException, TimeoutException {
// 1.创建连接工厂 // 1.创建连接工厂
ConnectionFactory factory = new ConnectionFactory(); ConnectionFactory factory = new ConnectionFactory();
// 2.配置服务器地址和连接信息 // 2.配置服务器地址和连接信息
factory.setHost("localhost"); factory.setHost("localhost");
factory.setUsername("guest"); factory.setUsername("guest");
factory.setPassword("guest"); factory.setPassword("guest");
factory.setVirtualHost("/"); factory.setVirtualHost("/");
// 3.获取连接 // 3.获取连接
Connection connection = factory.newConnection(); Connection connection = factory.newConnection();
// 4.创建信道 // 4.创建信道
final Channel channel = connection.createChannel(); final Channel channel = connection.createChannel();
// 5.声明一个类型为 type 的持久化的、非自动删除的交换器 // 5.声明一个类型为 type 的持久化的、非自动删除的交换器
String exchangeName = "hello-exchange"; String exchangeName = "hello-exchange";
channel.exchangeDeclare(exchangeName, BuiltinExchangeType.DIRECT, true, false, null); channel.exchangeDeclare(exchangeName, BuiltinExchangeType.DIRECT, true, false, null);
// 6.声明一个具名的、持久化的、非排他的、不自动删除的队列 // 6.声明一个具名的、持久化的、非排他的、不自动删除的队列
String queueName = "hello-queue"; String queueName = "hello-queue";
channel.queueDeclare(queueName, true, false, false, null); channel.queueDeclare(queueName, true, false, false, null);
// 7.建立绑定关系 // 7.建立绑定关系
String bindingKey = "my-key"; String bindingKey = "my-key";
channel.queueBind(queueName, exchangeName, bindingKey); channel.queueBind(queueName, exchangeName, bindingKey);
// 8.订阅并消费消息 // 8.订阅并消费消息
channel.basicConsume(queueName, false, "myConsumerTag", new DefaultConsumer(channel) { channel.basicConsume(queueName, false, "myConsumerTag", new DefaultConsumer(channel) {
@Override @Override
public void handleDelivery(String consumerTag, public void handleDelivery(String consumerTag,
Envelope envelope, Envelope envelope,
AMQP.BasicProperties properties, AMQP.BasicProperties properties,
byte[] body) throws IOException { byte[] body) throws IOException {
// 9.处理收到的消息 // 9.处理收到的消息
System.out.println("Received" + new String(body)); System.out.println("Received" + new String(body));
// 10.手动ACK // 10.手动ACK
long deliveryTag = envelope.getDeliveryTag(); long deliveryTag = envelope.getDeliveryTag();
channel.basicAck(deliveryTag, false); channel.basicAck(deliveryTag, false);
} }
}); });
// 11.这里为了观察结果,先不关闭连接 // 11.这里为了观察结果,先不关闭连接
// channel.close(); // channel.close();
// connection.close(); // connection.close();
} }
} }
``` ```