a simple example rabbitMQ

布满荆棘的人生 2022-09-20 15:09 163阅读 0赞

此rabbitMQ 版本3.2.2：

package com.miracle.queue;
    
    import java.io.IOException;
    
    import com.rabbitmq.client.Channel;
    import com.rabbitmq.client.Connection;
    import com.rabbitmq.client.ConnectionFactory;
    /**
     * 
     * @author lianan
     * note：init facetory connection
     */
    public abstract class EndPoint {
    	protected Channel channel;
    	protected Connection connection;
    	protected String endPointName;
    	
    	public EndPoint(String endPointName){
    		try {
    			this.endPointName = endPointName;
    			ConnectionFactory factory = new ConnectionFactory();	
    			factory.setHost("127.0.0.1");
    			factory.setUsername("guest");
    	        factory.setPassword("guest");
    			factory.setVirtualHost("/");
    			connection = factory.newConnection();
    			channel = connection.createChannel();
    			/**
    			 * queue - the name of the queuedurable 
    			 * true - if we are declaring a durable queue (the queue will survive a server restart)exclusive 
    			 * true - if we are declaring an exclusive queue (restricted to this connection)autoDelete 
    			 * true - if we are declaring an autodelete queue (server will delete it when no longer in use)arguments 
    			 * other - properties (construction arguments) for the queue
    			 */
    			channel.queueDeclare(endPointName, true, false, false, null);
    		} catch (Exception e) {
    			System.out.println("出错了");
    			
    		}		
    		
    	}
    	
    	public void close()throws IOException{
    		this.channel.close();
    		this.connection.close();
    	}
    }

package com.miracle.queue;
    
    import java.io.IOException;
    import java.io.Serializable;
    import org.apache.commons.lang.SerializationUtils;
    /**
     * 
     * @author lianan
     * note：生产者，发送消息
     */
    public class Producer extends EndPoint{
    
    	public Producer(String endPointName){
    		super(endPointName);
    		// TODO Auto-generated constructor stub
    	}
    
    	public void sendMessage(Serializable serializable)throws IOException{
    		channel.basicPublish("", endPointName, null, SerializationUtils.serialize(serializable));
    	}
    }

package com.miracle.queue;
    
    import java.io.IOException;
    import java.util.HashMap;
    import java.util.Map;
    
    import org.apache.commons.lang.SerializationUtils;
    
    import com.rabbitmq.client.AMQP.BasicProperties;
    import com.rabbitmq.client.Consumer;
    import com.rabbitmq.client.Envelope;
    import com.rabbitmq.client.ShutdownSignalException;
    
    /**
     * 
     * @author lianan
     * note：消费者，接收消息
     */
    public class QueueConsumer extends EndPoint implements Consumer{
    	
    	public QueueConsumer(String endPointName)throws IOException{
    		super(endPointName);
    		
    	}
    
    	public void consumer() throws IOException{
    		channel.basicConsume(endPointName, true, this);
    	}
    	
    
    	@Override
    	public void handleCancel(String arg0) throws IOException {
    		
    		
    	}
    
    	@Override
    	public void handleCancelOk(String arg0) {
    		System.out.println("consumer"+arg0+"registered");
    		
    	}
    
    	@Override
    	public void handleConsumeOk(String arg0) {
    		// TODO Auto-generated method stub
    		
    	}
    
    	@Override
    	public void handleDelivery(String arg0, Envelope arg1,
    			BasicProperties arg2, byte[] arg3) throws IOException {
    		Map map=(HashMap)SerializationUtils.deserialize(arg3);
    		System.out.println("Message Number "+ map.get("message number") + " received.");
    	}
    
    	@Override
    	public void handleRecoverOk(String arg0) {
    		// TODO Auto-generated method stub
    		
    	}
    
    	@Override
    	public void handleShutdownSignal(String arg0, ShutdownSignalException arg1) {
    		// TODO Auto-generated method stub
    		
    	}
    	
    	
    }

package com.miracle.queue;
    
    import java.io.IOException;
    import java.io.Serializable;
    import java.util.Date;
    import java.util.HashMap;
    import java.util.Random;
    /**
     * 
     * @author lianan
     * note：测试类
     */
    public class Test {
    	public static void main(String arg0[]) throws IOException{
    		//read queue information,and can thread 
    		long t1 = new Date().getTime();
    		QueueConsumer consumer = new QueueConsumer("river");
    		consumer.consumer();
    		
    		
    		
    		//根据queue名称，把info放入队列
    		/*Producer producer = new Producer("river"); 
    		for (int i = 0; i < 100000; i++) { 
    			HashMap message = new HashMap(); 
    			message.put("message number", i); 
    			producer.sendMessage(message);
    			System.out.println("Message Number "+ i +" sent."); 
    		} 
    		producer.close();*/
    		long t2 = new Date().getTime();
    		System.out.println(t2-t1);
    
    	}
    }