rabbitmq 直连模式

package com.huixiang.rabbitmq.simple;

import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

public class Productor {
    public static void main(String[] args) {
        //所有中间件都是基于tcp/ip协议
        //创建连接
        ConnectionFactory connectionFactory = new ConnectionFactory();
        //设置ip，port,账号，密码，虚拟访问节点
        connectionFactory.setHost("");
        connectionFactory.setPort(5672);
        connectionFactory.setUsername("");
        connectionFactory.setPassword("");
        // 虚拟主机名
        connectionFactory.setVirtualHost("/");

        Connection connection = null;
        Channel channel = null;
        //获取创建连接获取通道
        try {
            connection = connectionFactory.newConnection("生产者");
            channel = connection.createChannel();
        //创建交换机，队列，绑定关系，路由key，发送消息接受消息
            //声明队列
            String queueName = "queue1";
            
            channel.queueDeclare(queueName,false,false,false,null);
        //准备消息内容
            String info = "nihao !";
        //发送消息到队列
            //交换机，队列名或路由key，消息状态控制（是否持久化），信息
            //交换机默认，不可能存在没有交换机的对列
            channel.basicPublish("",queueName,null,info.getBytes());

        } catch (IOException e) {
            e.printStackTrace();
        } catch (TimeoutException e) {
            e.printStackTrace();
        }finally {
            //关闭通道
            try {
                channel.close();
            } catch (IOException e) {
                e.printStackTrace();
            } catch (TimeoutException e) {
                e.printStackTrace();
            }
            //关闭连接
            try {
                connection.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

package com.huixiang.rabbitmq.simple;

import com.rabbitmq.client.*;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

public class Consumer {
    public static void main(String[] args) {
        //所有中间件都是基于tcp/ip协议
        //创建连接
        ConnectionFactory connectionFactory = new ConnectionFactory();
        //设置ip，port,账号，密码，虚拟访问节点
        connectionFactory.setHost("");
        connectionFactory.setPort(5672);
        connectionFactory.setUsername("");
        connectionFactory.setPassword("");
        connectionFactory.setVirtualHost("/");

        Connection connection = null;
        Channel channel = null;
        //获取创建连接获取通道
        try {
            connection = connectionFactory.newConnection("生产者");
            channel = connection.createChannel();
            
            channel.queueDeclare("queue1",false,false,false,null);
            //接受消息
            
            channel.basicConsume("queue1", true, new DeliverCallback() {
                @Override
                public void handle(String consumerTag, Delivery message) throws IOException {
                    System.out.println("收到消息" + new String(message.getBody(), "UTF-8"));
                }
            }, new CancelCallback() {
                @Override
                public void handle(String consumerTag) throws IOException {
                    System.out.println("失败");
                }
            });
        } catch (IOException e) {
            e.printStackTrace();
        } catch (TimeoutException e) {
            e.printStackTrace();
        }finally {
            // 关闭通道(不建议关闭)
            try {
                channel.close();
            } catch (IOException e) {
                e.printStackTrace();
            } catch (TimeoutException e) {
                e.printStackTrace();
            }
            //关闭连接
            try {
                connection.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

package com.huixiang.utils;

import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

public class RabbitmqUtils {

    // 工厂是重量级资源 最好初始化就加载 加载一次
    private static ConnectionFactory connectionFactory;
    static {
        connectionFactory = new ConnectionFactory();
        //设置ip，port,账号，密码，虚拟访问节点
        connectionFactory.setHost("");
        connectionFactory.setPort(5672);
        connectionFactory.setUsername("");
        connectionFactory.setPassword("");
        // 虚拟主机名
        connectionFactory.setVirtualHost("/");
    }
    //定义提供连接对象的方法
    public static Connection setConnection(){
        try {
            //返回连接
            return connectionFactory.newConnection();
        } catch (TimeoutException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }

    //关闭连接
    public static void closeConnectionChanel(Channel channel,Connection connection) {
        try {
            if (channel != null) channel.close();
            if (connection != null) connection.close();
        }catch (Exception e){
            e.printStackTrace();
        }
    }
}
// 生产者简化 消费者同理
// 化简
    public static void main(String[] args) {
        Connection connection = null;
        Channel channel = null;
        //获取创建连接获取通道
        try {
            connection = RabbitmqUtils.setConnection();
            // 创建通道
            channel = connection.createChannel();
            //创建交换机，队列，绑定关系，路由key，发送消息接受消息
            //声明队列
            String queueName = "queue1";
            
            channel.queueDeclare(queueName,false,false,false,null);
            //准备消息内容
            String info = "nihao !";
            //发送消息到队列
            //交换机，队列名或路由key，消息状态控制（是否持久化），信息
            //交换机默认，不可能存在没有交换机的对列
            channel.basicPublish("",queueName,null,info.getBytes());

        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            RabbitmqUtils.closeConnectionChanel(channel,connection);
        }
    }