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RabbltProducerQpJ拜客生活常识网

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import com.example.rabitmqdemo.mydemo.config.RabbitConfig;
import lombok.extern.slf4j.Slf4j;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.connection.CorrelationData;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.stereotype.Component;

import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import java.nio.charset.StandardCharsets;
import java.util.UUID;

@Component
@Slf4j
public class RabbltProducer implements RabbitTemplate.ConfirmCallback, RabbitTemplate.ReturnsCallback{
    @Resource
    private RabbitTemplate rabbitTemplate;

    /**
     * 初始化消息确认函数
     */
    @PostConstruct
    public void init() {
        rabbitTemplate.setConfirmCallback(this);
        rabbitTemplate.setReturnsCallback(this);
        rabbitTemplate.setMandatory(true);

    }

    /**
     * 发送消息服务器确认函数
     * @param correlationData
     * @param ack
     * @param cause
     */
    @Override
    public void confirm(CorrelationData correlationData, boolean ack, String cause) {
        if (ack) {
            System.out.println("消息发送成功" + correlationData);
        } else {
            System.out.println("消息发送失败:" + cause);
        }
    }

    /**
     * 消息发送失败，消息回调函数
     * @param returnedMessage
     */
    @Override
    public void returnedMessage(ReturnedMessage returnedMessage) {
        String str = new String(returnedMessage.getMessage().getBody());
        System.out.println("消息发送失败：" + str);
    }

    /**
     * 处理消息发送到队列1
     * @param str
     */
    public void sendCompany(String str){
        MessageProperties messageProperties = new MessageProperties();
        messageProperties.setContentType("application/json");
        Message message = new Message(str.getBytes(StandardCharsets.UTF_8),messageProperties);
        CorrelationData correlationData = new CorrelationData(UUID.randomUUID().toString());
        this.rabbitTemplate.convertAndSend(RabbitConfig.EXCHANGE_PHCP,RabbitConfig.ROUTINGKEY_COMPANY,message,correlationData);
        //也可以用下面的方式
        //CorrelationData correlationData = new CorrelationData(UUID.randomUUID().toString());
        //this.rabbitTemplate.convertAndSend(RabbitConfig.EXCHANGE_PHCP,RabbitConfig.ROUTINGKEY_COMPANY,str,correlationData);
    }

    /**
     * 处理消息发送到队列2
     * @param str
     */
    public void sendProject(String str){
        MessageProperties messageProperties = new MessageProperties();
        messageProperties.setContentType("application/json");
        Message message = new Message(str.getBytes(StandardCharsets.UTF_8),messageProperties);
        CorrelationData correlationData = new CorrelationData(UUID.randomUUID().toString());
        this.rabbitTemplate.convertAndSend(RabbitConfig.EXCHANGE_PHCP,RabbitConfig.ROUTINGKEY_PROJECT,message,correlationData);
        //也可以用下面的方式
        //CorrelationData correlationData = new CorrelationData(UUID.randomUUID().toString());
        //this.rabbitTemplate.convertAndSend(RabbitConfig.EXCHANGE_PHCP,RabbitConfig.ROUTINGKEY_PROJECT,str,correlationData);
    }
}