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add rabbitMQ demo

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ehlxr
2019-01-22 17:31:07 +08:00
parent de16f1cf12
commit 4c53ecbbe5
13 changed files with 497 additions and 0 deletions
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32
src/main/java/me/ehlxr/rabbitmq/ConnectionUtil.java Normal file
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package me.ehlxr.rabbitmq;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* @author lixiangrong
* @since 2019-01-22.
*/
public class ConnectionUtil {
public static Connection getConnection() throws IOException, TimeoutException {
// 连接工厂
ConnectionFactory factory = new ConnectionFactory();
factory.setHost("localhost");
// 连接 5672 端口；注意 15672 为工具界面端口；25672 为集群端口
factory.setPort(5672);
/*
* 当我们在创建用户时，会指定用户能访问一个虚拟机，并且该用户只能访问该虚拟机下的队列和交换机，如果没有指定，默认的是”/”;
* 一个 rabbitmq 服务器上可以运行多个 vhost，以便于适用不同的业务需要，
* 这样做既可以满足权限配置的要求，也可以避免不同业务之间队列、交换机的命名冲突问题，因为不同 vhost 之间是隔离的。
*/
factory.setVirtualHost("/tdd");
factory.setUsername("ehlxr");
factory.setPassword("123456");
//获取连接
return factory.newConnection();
}
}

46
src/main/java/me/ehlxr/rabbitmq/routing/Receiver1.java Executable file
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package me.ehlxr.rabbitmq.routing;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.QueueingConsumer;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* 发送消息到交换机并且要指定路由 key ，消费者将队列绑定到交换机时需要指定路由 key
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Receiver1 {
private final static String QUEUE_NAME = "queue_routing";
private final static String EXCHANGE_NAME = "exchange_direct";
public static void main(String[] args) throws IOException, InterruptedException, TimeoutException {
// 获取到连接以及mq通道
Connection connection = ConnectionUtil.getConnection();
Channel channel = connection.createChannel();
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "key");
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "key2");
channel.basicQos(1);
QueueingConsumer consumer = new QueueingConsumer(channel);
channel.basicConsume(QUEUE_NAME, false, consumer);
while (true) {
QueueingConsumer.Delivery delivery = consumer.nextDelivery();
String message = new String(delivery.getBody());
System.out.println("[x] Received1 " + message);
Thread.sleep(10);
channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
}
}
}

45
src/main/java/me/ehlxr/rabbitmq/routing/Receiver2.java Executable file
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package me.ehlxr.rabbitmq.routing;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.QueueingConsumer;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* 发送消息到交换机并且要指定路由 key ，消费者将队列绑定到交换机时需要指定路由 key
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Receiver2 {
private final static String QUEUE_NAME = "queue_routing2";
private final static String EXCHANGE_NAME = "exchange_direct";
public static void main(String[] args) throws IOException, InterruptedException, TimeoutException {
// 获取到连接以及mq通道
Connection connection = ConnectionUtil.getConnection();
Channel channel = connection.createChannel();
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "key2");
channel.basicQos(1);
QueueingConsumer consumer = new QueueingConsumer(channel);
channel.basicConsume(QUEUE_NAME, false, consumer);
while (true) {
QueueingConsumer.Delivery delivery = consumer.nextDelivery();
String message = new String(delivery.getBody());
System.out.println("[x] Received2 " + message);
Thread.sleep(10);
channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
}
}
}

33
src/main/java/me/ehlxr/rabbitmq/routing/Sender.java Executable file
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package me.ehlxr.rabbitmq.routing;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* 发送消息到交换机并且要指定路由 key ，消费者将队列绑定到交换机时需要指定路由 key
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Sender {
private final static String EXCHANGE_NAME = "exchange_direct";
private final static String EXCHANGE_TYPE = "direct";
public static void main(String[] args) throws IOException, TimeoutException {
Connection connection = ConnectionUtil.getConnection();
Channel channel = connection.createChannel();
channel.exchangeDeclare(EXCHANGE_NAME, EXCHANGE_TYPE);
String message = "那一定是蓝色";
channel.basicPublish(EXCHANGE_NAME, "key2", null, message.getBytes());
System.out.println("[x] Sent '" + message + "'");
channel.close();
connection.close();
}
}

38
src/main/java/me/ehlxr/rabbitmq/simple/Receiver.java Normal file
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package me.ehlxr.rabbitmq.simple;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.QueueingConsumer;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* 简单模式：一个生产者，一个消费者
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Receiver {
private final static String QUEUE_NAME = "simple_queue";
public static void main(String[] args) throws IOException, TimeoutException, InterruptedException {
//获取连接
Connection connection = ConnectionUtil.getConnection();
//获取通道
Channel channel = connection.createChannel();
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
QueueingConsumer consumer = new QueueingConsumer(channel);
channel.basicConsume(QUEUE_NAME, true, consumer);
while (true) {
//该方法会阻塞
QueueingConsumer.Delivery delivery = consumer.nextDelivery();
String message = new String(delivery.getBody());
System.out.println("[x] Received '" + message + "'");
}
}
}

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src/main/java/me/ehlxr/rabbitmq/simple/Sender.java Normal file
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package me.ehlxr.rabbitmq.simple;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* 简单模式：一个生产者，一个消费者
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Sender {
private final static String QUEUE_NAME = "simple_queue";
public static void main(String[] args) throws IOException, TimeoutException {
//创建连接
Connection connection = ConnectionUtil.getConnection();
//创建通道
Channel channel = connection.createChannel();
/*
* 声明队列
* 1. 队列名
* 2. 是否持久化
* 3. 是否排外（即只允许该channel访问该队列 一般等于true的话用于一个队列只能有一个消费者来消费的场景）
* 4. 是否自动删除（消费完删除）
* 6. 其他属性
*
*/
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
/*
* 消息内容
* 1. 交换机
* 2. 队列名
* 3. 其他属性（路由）
* 4. 消息body
*/
String message = "错的不是我，是这个世界~";
channel.basicPublish("", QUEUE_NAME, null, message.getBytes());
System.out.println("[x]Sent '" + message + "'");
//最后关闭通关和连接
channel.close();
connection.close();
}
}

42
src/main/java/me/ehlxr/rabbitmq/topic/Receiver1.java Executable file
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package me.ehlxr.rabbitmq.topic;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.QueueingConsumer;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* topic 模式：将路由键和某模式进行匹配，此时队列需要绑定在一个模式上，“#” 匹配一个词或多个词，“*” 只匹配一个词。
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Receiver1 {
private final static String QUEUE_NAME = "queue_topic2";
private final static String EXCHANGE_NAME = "exchange_topic";
public static void main(String[] args) throws IOException, InterruptedException, TimeoutException {
Connection connection = ConnectionUtil.getConnection();
Channel channel = connection.createChannel();
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "*.*");
channel.basicQos(1);
QueueingConsumer consumer = new QueueingConsumer(channel);
channel.basicConsume(QUEUE_NAME, false, consumer);
while (true) {
QueueingConsumer.Delivery delivery = consumer.nextDelivery();
String message = new String(delivery.getBody());
System.out.println("[x] Received1 '" + message + "'");
Thread.sleep(10);
channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
}
}
}

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src/main/java/me/ehlxr/rabbitmq/topic/Receiver2.java Executable file
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package me.ehlxr.rabbitmq.topic;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.QueueingConsumer;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* topic 模式：将路由键和某模式进行匹配，此时队列需要绑定在一个模式上，“#” 匹配一个词或多个词，“*” 只匹配一个词。
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Receiver2 {
private final static String QUEUE_NAME = "queue_topic2";
private final static String EXCHANGE_NAME = "exchange_topic";
public static void main(String[] args) throws IOException, InterruptedException, TimeoutException {
Connection connection = ConnectionUtil.getConnection();
Channel channel = connection.createChannel();
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "*.*");
channel.basicQos(1);
QueueingConsumer consumer = new QueueingConsumer(channel);
channel.basicConsume(QUEUE_NAME, false, consumer);
while (true) {
QueueingConsumer.Delivery delivery = consumer.nextDelivery();
String message = new String(delivery.getBody());
System.out.println("[x] Received2 '" + message + "'");
Thread.sleep(10);
channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
}
}
}

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src/main/java/me/ehlxr/rabbitmq/topic/Sender.java Executable file
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package me.ehlxr.rabbitmq.topic;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* topic 模式：将路由键和某模式进行匹配，此时队列需要绑定在一个模式上，“#” 匹配一个词或多个词，“*” 只匹配一个词。
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Sender {
private final static String EXCHANGE_NAME = "exchange_topic";
private final static String EXCHANGE_TYPE = "topic";
public static void main(String[] args) throws IOException, TimeoutException {
Connection connection = ConnectionUtil.getConnection();
Channel channel = connection.createChannel();
channel.exchangeDeclare(EXCHANGE_NAME, EXCHANGE_TYPE);
//消息内容
String message = "如果真爱有颜色";
channel.basicPublish(EXCHANGE_NAME, "key.1", null, message.getBytes());
System.out.println("[x] Sent '" + message + "'");
//关通道 关连接
channel.close();
connection.close();
}
}

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src/main/java/me/ehlxr/rabbitmq/worker/Receiver1.java Normal file
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package me.ehlxr.rabbitmq.worker;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.QueueingConsumer;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* work 模式：一个生产者，多个消费者，每个消费者获取到的消息唯一
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Receiver1 {
private final static String QUEUE_NAME = "queue_work";
public static void main(String[] args) throws IOException, InterruptedException, TimeoutException {
Connection connection = ConnectionUtil.getConnection();
Channel channel = connection.createChannel();
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
/*
* 同一时刻服务器只会发送一条消息给消费者
*
* channel.basicQos: 是指通道 channel 每次能够接收的消费者最大值 https://www.rabbitmq.com/consumer-prefetch.html
* 若将该行代码注释，则 channel 无限制，消息将很快发送完毕，只不过消息阻塞在队列中
*
*/
channel.basicQos(1);
QueueingConsumer consumer = new QueueingConsumer(channel);
channel.basicConsume(QUEUE_NAME, false, consumer);
while (true) {
QueueingConsumer.Delivery delivery = consumer.nextDelivery();
String message = new String(delivery.getBody());
System.out.println("[x] Received1 '" + message + "'");
Thread.sleep(10);
//返回确认状态
channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
}
}
}

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src/main/java/me/ehlxr/rabbitmq/worker/Receiver2.java Normal file
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package me.ehlxr.rabbitmq.worker;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.QueueingConsumer;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* work 模式：一个生产者，多个消费者，每个消费者获取到的消息唯一
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Receiver2 {
private final static String QUEUE_NAME = "queue_work";
public static void main(String[] args) throws IOException, InterruptedException, TimeoutException {
Connection connection = ConnectionUtil.getConnection();
Channel channel = connection.createChannel();
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
channel.basicQos(1);
QueueingConsumer consumer = new QueueingConsumer(channel);
channel.basicConsume(QUEUE_NAME, false, consumer);
while (true) {
QueueingConsumer.Delivery delivery = consumer.nextDelivery();
String message = new String(delivery.getBody());
System.out.println("[x] Received2 '" + message + "'");
Thread.sleep(10);
channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
}
}
}

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src/main/java/me/ehlxr/rabbitmq/worker/Sender.java Normal file
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package me.ehlxr.rabbitmq.worker;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import me.ehlxr.rabbitmq.ConnectionUtil;
import java.io.IOException;
import java.util.concurrent.TimeoutException;
/**
* work 模式：一个生产者，多个消费者，每个消费者获取到的消息唯一
*
* @author lixiangrong
* @since 2019-01-22.
*/
public class Sender {
private final static String QUEUE_NAME = "queue_work";
public static void main(String[] args) throws IOException, InterruptedException, TimeoutException {
Connection connection = ConnectionUtil.getConnection();
Channel channel = connection.createChannel();
channel.queueDeclare(QUEUE_NAME, false, false, false, null);
for (int i = 0; i < 100; i++) {
String message = "冬马小三" + i;
channel.basicPublish("", QUEUE_NAME, null, message.getBytes());
System.out.println("[x] Sent '" + message + "'");
Thread.sleep(i * 10);
}
channel.close();
connection.close();
}
}