rabbitmq配置
package me.aizou.tour.guide.config;import lombok.extern.slf4j.Slf4j;
import me.aizou.tour.guide.domain.event.AnnounceEventMessage;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.EnableRabbit;
import org.springframework.amqp.rabbit.config.SimpleRabbitListenerContainerFactory;
import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
import org.springframework.amqp.rabbit.connection.ConnectionFactory;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.support.converter.ClassMapper;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import java.util.Arrays;
import java.util.List;
/**
* Created by Michael on 2017/5/19.
*/
@EnableRabbit
@Configuration
@Slf4j
public class AmqpConfig {
private final static String QUEUE = "tour-guide-api.announce";
private final static String EXCHANGE = "zouzou.public";
@Value("${spring.rabbitmq.host}")
private String host;
@Value("${spring.rabbitmq.username}")
private String username;
@Value("${spring.rabbitmq.password}")
private String password;
@Bean
public Queue queue() {
return new Queue(QUEUE, true);
}
@Bean
public TopicExchange exchange() {
return new TopicExchange(EXCHANGE);
}
// @Bean
// public Binding binding(Queue queue, TopicExchange exchange) {
// return BindingBuilder
// .bind(queue)
// .to(exchange)
// .with("announce.guide");
// }
@Bean
List<Binding> bindings() {
return Arrays.asList(
BindingBuilder.bind(queue()).to(exchange()).with("announce"),
BindingBuilder.bind(queue()).to(exchange()).with("announce.guide"));
}
@Bean
public RabbitTemplate rabbitTemplate() {
//没有指定默认queueName,在接收的监听器指定
RabbitTemplate template = new RabbitTemplate(connectionFactory());
template.setMessageConverter(new Jackson2JsonMessageConverter());
return template;
}
@Bean("rabbitListenerContainerFactory")
public SimpleRabbitListenerContainerFactory rabbitListenerContainerFactory() {
SimpleRabbitListenerContainerFactory factory = new SimpleRabbitListenerContainerFactory();
factory.setConnectionFactory(connectionFactory());
factory.setMessageConverter(customConverter());
return factory;
}
@Bean
public Jackson2JsonMessageConverter customConverter() {
Jackson2JsonMessageConverter converter = new Jackson2JsonMessageConverter();
ClassMapper classMapper = new ClassMapper() {
@Override
public Class<?> toClass(MessageProperties properties) {
if(properties.getConsumerQueue().equals("tour-guide-api.announce")) {
return AnnounceEventMessage.class;
}
throw new RuntimeException(properties.getConsumerQueue()+"不支持");
}
@Override
public void fromClass(Class<?> clazz, MessageProperties properties) {
throw new UnsupportedOperationException("this mapper is only for inbound, do not use for send message");
}
};
converter.setClassMapper(classMapper);
return converter;
}
@Bean
public ConnectionFactory connectionFactory() {
CachingConnectionFactory connectionFactory = new CachingConnectionFactory(host);
connectionFactory.setUsername(username);
connectionFactory.setPassword(password);
return connectionFactory;
}
}
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