RabbiitMQ第5編:Spring集積RabbiitMQ
前のいくつかの説明はラビットMqの使い方を説明していますが、この本は主にスプリング統合ラビットmqを解説しています.
まずプロファイルorg.springframe ework.amqpを紹介します.以下の通りです.
rabbiitmq.properties
今プログラムを起動します.効果は以下の通りです.
まず生産者の情報を傍受するためのコードを作成します.
私たちは消費者を配置します.
今はプログラムを起動するだけで実行できます.
ampq-share.xml
amqp-consumer.xml
まずプロファイルorg.springframe ework.amqpを紹介します.以下の通りです.
org.springframework.amqp
spring-rabbit
1.7.3.RELEASE
org.codehaus.jackson
jackson-mapper-asl
1.9.13
一:消費者と生成者の公共部分を配置するrabbiitmq.properties
rabbit.hosts=10.50.200.234
rabbit.username=june
rabbit.password=june
rabbit.port=5672
rabbit.virtualHost=/
# XML
rabbit.queue=rabbitmq_test
amqp-share.xml
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:util="http://www.springframework.org/schema/util"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:rabbit="http://www.springframework.org/schema/rabbit"
xmlns:p="http://www.springframework.org/schema/p"
xsi:schemaLocation="
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.1.xsd
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.1.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util-4.1.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.1.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-4.1.xsd
http://www.springframework.org/schema/rabbit
http://www.springframework.org/schema/rabbit/spring-rabbit-1.0.xsd">
<context:property-placeholder location="classpath:rabbitmq.properties"/>
<util:properties id="appConfig" location="classpath:rabbitmq.properties">util:properties>
<rabbit:connection-factory id="connectionFactory" host="${rabbit.hosts}"
port="${rabbit.port}" username="${rabbit.username}" password="${rabbit.password}" virtual-host="${rabbit.virtualHost}"
channel-cache-size="50"/>
<rabbit:admin connection-factory="connectionFactory"/>
<rabbit:queue name="spittle.alert.queue.1" durable="true" auto-delete="false"/>
<rabbit:queue name="spittle.alert.queue.2" durable="true" auto-delete="false"/>
<rabbit:queue name="spittle.alert.queue.3" durable="true" auto-delete="false"/>
<rabbit:fanout-exchange id="spittle.fanout" name="spittle.fanout" durable="true">
<rabbit:bindings>
<rabbit:binding queue="spittle.alert.queue.1">rabbit:binding>
<rabbit:binding queue="spittle.alert.queue.2">rabbit:binding>
<rabbit:binding queue="spittle.alert.queue.3">rabbit:binding>
rabbit:bindings>
rabbit:fanout-exchange>
beans>
二:構成生成者
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:util="http://www.springframework.org/schema/util"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:rabbit="http://www.springframework.org/schema/rabbit"
xmlns:p="http://www.springframework.org/schema/p"
xsi:schemaLocation="
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.1.xsd
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.1.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util-4.1.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.1.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-4.1.xsd
http://www.springframework.org/schema/rabbit
http://www.springframework.org/schema/rabbit/spring-rabbit-1.0.xsd">
<import resource="amqp-share.xml"/>
<bean id="jsonMessageConverter" class="org.springframework.amqp.support.converter.JsonMessageConverter">bean>
<rabbit:template id="rabbitTemplate" connection-factory="connectionFactory"
exchange="spittle.fanout" message-converter="jsonMessageConverter" />
beans>
三:生産者プログラム/**
* june.mq:com.june.mq.rabbit.spring.Spittle.java
* :2017 7 13
*/
package com.june.mq.rabbit.spring;
import java.io.Serializable;
import java.util.Date;
/**
* Spittle
*
* @author [email protected]
* @blog https://www.github.com/junehappylove
* @date 2017 7 13 3:42:21
* @version 1.0.0
*/
public class Spittle implements Serializable {
private static final long serialVersionUID = 1L;
private Long id;
private Spitter spitter;
private String message;
private Date postedTime;
public Spittle(Long id, Spitter spitter, String message, Date postedTime) {
this.id = id;
this.spitter = spitter;
this.message = message;
this.postedTime = postedTime;
}
public Long getId() {
return this.id;
}
public String getMessage() {
return this.message;
}
public Date getPostedTime() {
return this.postedTime;
}
public Spitter getSpitter() {
return this.spitter;
}
}
/**
* june.mq:com.june.mq.rabbit.spring.ProducerMain.java
* :2017 7 13
*/
package com.june.mq.rabbit.spring;
import java.util.Date;
import org.springframework.amqp.core.AmqpTemplate;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
/**
* ProducerMain
*
* @author [email protected]
* @blog https://www.github.com/junehappylove
* @date 2017 7 13 3:44:02
* @version 1.0.0
*/
public class ProducerMain {
private static ApplicationContext context;
/**
* @param args
* @throws InterruptedException
*/
public static void main(String[] args) throws InterruptedException {
context = new ClassPathXmlApplicationContext("amqp/amqp-producer.xml");
AmqpTemplate template = (AmqpTemplate) context.getBean("rabbitTemplate");
for (int i = 0; i < 10; i++) {
System.out.println("Sending message #" + i);
Spittle spittle = new Spittle((long) i, null, "Hello world (" + i + ")", new Date());
template.convertAndSend(spittle);
Thread.sleep(3000);
}
System.out.println("Done!");
}
}
convertAndSend
方法のデフォルトでは、最初のパラメータはスイッチ名であり、第二のパラメータはルート名であり、第三のパラメータは私たちが送ったデータである.今プログラムを起動します.効果は以下の通りです.
20, 2017 4:01:04 org.springframework.context.support.ClassPathXmlApplicationContext prepareRefresh
: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@22d8cfe0: startup date [Thu Jul 20 16:01:04 CST 2017]; root of context hierarchy
20, 2017 4:01:04 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
: Loading XML bean definitions from class path resource [amqp/amqp-producer.xml]
20, 2017 4:01:04 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
: Loading XML bean definitions from class path resource [amqp/amqp-share.xml]
20, 2017 4:01:04 org.springframework.context.support.DefaultLifecycleProcessor start
: Starting beans in phase -2147482648
Sending message #0
20, 2017 4:01:04 org.springframework.amqp.rabbit.connection.CachingConnectionFactory createBareConnection
: Created new connection: connectionFactory#2638011:0/SimpleConnection@c03cf28 [delegate=amqp://[email protected]:5672/, localPort= 57422]
Sending message #1
Sending message #2
Sending message #3
Sending message #4
Sending message #5
Sending message #6
Sending message #7
Sending message #8
Sending message #9
Done!
四:消費者プログラムまず生産者の情報を傍受するためのコードを作成します.
package com.june.mq.rabbit.spring;
import java.io.UnsupportedEncodingException;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.core.MessageListener;
/**
*
* SpittleAlertHandler
*
* @author [email protected]
* @blog https://www.github.com/junehappylove
*/
public class SpittleAlertHandler implements MessageListener {
@Override
public void onMessage(Message message) {
try {
String body = new String(message.getBody(), "UTF-8");
System.out.println(body);
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
}
}
MessageListener
を実現するためには、メッセージのbodyを取得するだけでいいです.jsonを通じて必要なプログラムを変換します.私たちは消費者を配置します.
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:util="http://www.springframework.org/schema/util"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:rabbit="http://www.springframework.org/schema/rabbit"
xmlns:p="http://www.springframework.org/schema/p"
xsi:schemaLocation="
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.1.xsd
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.1.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util-4.1.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.1.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-4.1.xsd
http://www.springframework.org/schema/rabbit
http://www.springframework.org/schema/rabbit/spring-rabbit-1.0.xsd">
<import resource="amqp-share.xml"/>
<rabbit:listener-container connection-factory="connectionFactory">
<rabbit:listener ref="spittleListener" method="onMessage" queues="spittle.alert.queue.1,spittle.alert.queue.3,spittle.alert.queue.2"/>
rabbit:listener-container>
<bean id="spittleListener" class="com.june.mq.rabbit.spring.SpittleAlertHandler"/>
beans>
spittleListener
は傍受のプログラムです.methodは実行の方法です.queuesは私達が傍受する列です.複数の列はコンマで区切られています.今はプログラムを起動するだけで実行できます.
/**
* june.mq:com.june.mq.rabbit.spring.ConsumerMain.java
* :2017 7 13
*/
package com.june.mq.rabbit.spring;
import org.springframework.context.ApplicationContext;
/**
* ConsumerMain
*
* @author [email protected]
* @blog https://www.github.com/junehappylove
*/
public class ConsumerMain {
static ApplicationContext context = null;
/**
* @param args
*/
public static void main(String[] args) {
context = new org.springframework.context.support.ClassPathXmlApplicationContext("amqp/amqp-consumer.xml");
}
}
プログラム実行結果 20, 2017 4:09:05 org.springframework.context.support.ClassPathXmlApplicationContext prepareRefresh
: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@22d8cfe0: startup date [Thu Jul 20 16:09:05 CST 2017]; root of context hierarchy
20, 2017 4:09:05 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
: Loading XML bean definitions from class path resource [amqp/amqp-consumer.xml]
20, 2017 4:09:05 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
: Loading XML bean definitions from class path resource [amqp/amqp-share.xml]
20, 2017 4:09:06 org.springframework.context.support.DefaultLifecycleProcessor start
: Starting beans in phase -2147482648
20, 2017 4:09:06 org.springframework.context.support.DefaultLifecycleProcessor start
: Starting beans in phase 2147483647
20, 2017 4:09:06 org.springframework.amqp.rabbit.connection.CachingConnectionFactory createBareConnection
: Created new connection: connectionFactory#40727802:0/SimpleConnection@5cf96df5 [delegate=amqp://[email protected]:5672/, localPort= 57477]
{"id":0,"spitter":null,"message":"Hello world (0)","postedTime":1500537664622}
{"id":0,"spitter":null,"message":"Hello world (0)","postedTime":1500537664622}
{"id":0,"spitter":null,"message":"Hello world (0)","postedTime":1500537664622}
{"id":1,"spitter":null,"message":"Hello world (1)","postedTime":1500537667743}
{"id":1,"spitter":null,"message":"Hello world (1)","postedTime":1500537667743}
{"id":1,"spitter":null,"message":"Hello world (1)","postedTime":1500537667743}
{"id":2,"spitter":null,"message":"Hello world (2)","postedTime":1500537670744}
{"id":2,"spitter":null,"message":"Hello world (2)","postedTime":1500537670744}
{"id":2,"spitter":null,"message":"Hello world (2)","postedTime":1500537670744}
{"id":3,"spitter":null,"message":"Hello world (3)","postedTime":1500537673745}
{"id":3,"spitter":null,"message":"Hello world (3)","postedTime":1500537673745}
{"id":3,"spitter":null,"message":"Hello world (3)","postedTime":1500537673745}
{"id":4,"spitter":null,"message":"Hello world (4)","postedTime":1500537676747}
{"id":4,"spitter":null,"message":"Hello world (4)","postedTime":1500537676747}
{"id":4,"spitter":null,"message":"Hello world (4)","postedTime":1500537676747}
{"id":5,"spitter":null,"message":"Hello world (5)","postedTime":1500537679748}
{"id":5,"spitter":null,"message":"Hello world (5)","postedTime":1500537679748}
{"id":5,"spitter":null,"message":"Hello world (5)","postedTime":1500537679748}
{"id":6,"spitter":null,"message":"Hello world (6)","postedTime":1500537682748}
{"id":6,"spitter":null,"message":"Hello world (6)","postedTime":1500537682748}
{"id":6,"spitter":null,"message":"Hello world (6)","postedTime":1500537682748}
{"id":7,"spitter":null,"message":"Hello world (7)","postedTime":1500537685748}
{"id":7,"spitter":null,"message":"Hello world (7)","postedTime":1500537685748}
{"id":7,"spitter":null,"message":"Hello world (7)","postedTime":1500537685748}
{"id":8,"spitter":null,"message":"Hello world (8)","postedTime":1500537688748}
{"id":8,"spitter":null,"message":"Hello world (8)","postedTime":1500537688748}
{"id":8,"spitter":null,"message":"Hello world (8)","postedTime":1500537688748}
{"id":9,"spitter":null,"message":"Hello world (9)","postedTime":1500537691748}
{"id":9,"spitter":null,"message":"Hello world (9)","postedTime":1500537691748}
{"id":9,"spitter":null,"message":"Hello world (9)","postedTime":1500537691748}
もちろんdirectは上の状況と同じです.ただ、これはルートマッチングによって、まずデータを交換機に送ります.そして、ルートとキューを結びつけて、スイッチIDと道の由来を通じてキューを見つけます.以下はいくつかの主要な配置です.ampq-share.xml
<rabbit:queue id="spring-test-queue1" durable="true" auto-delete="false" exclusive="false" name="spring-test-queue1">rabbit:queue>
<rabbit:queue name="spring-test-queue2" durable="true" auto-delete="false" exclusive="false">rabbit:queue>
<rabbit:direct-exchange name="${rabbit.exchange.direct}" durable="true" auto-delete="false" id="${rabbit.exchange.direct}">
<rabbit:bindings>
<rabbit:binding queue="spring-test-queue1" key="spring.test.queueKey1"/>
<rabbit:binding queue="spring-test-queue2" key="spring.test.queueKey2"/>
rabbit:bindings>
rabbit:direct-exchange>
amqp-producer.xml
<rabbit:template exchange="${rabbit.exchange.direct}" id="rabbitTemplate" connection-factory="connectionFactory"
message-converter="jsonMessageConverter">rabbit:template>
<bean id="jsonMessageConverter" class="org.springframework.amqp.support.converter.JsonMessageConverter">bean>
以下は消費者モニターの配置です.amqp-consumer.xml
<rabbit:listener-container connection-factory="connectionFactory" acknowledge="auto">
<rabbit:listener queues="spring-test-queue1" method="onMessage" ref="queueListenter">rabbit:listener>
rabbit:listener-container>
<rabbit:listener-container connection-factory="connectionFactory" acknowledge="auto">
<rabbit:listener queues="spring-test-queue2" method="onMessage" ref="queueListenter">rabbit:listener>
rabbit:listener-container>
次はプログラムですpublic static void main(String[] args) {
ApplicationContext context = new ClassPathXmlApplicationContext("amqp/amqp-producer.xml");
MQProducer mqProducer = (MQProducer) context.getBean("mqProducer");
mqProducer.sendDataToQueue("spring.test.queueKey1", "Hello World spring.test.queueKey1");
mqProducer.sendDataToQueue("spring.test.queueKey2", "Hello World spring.test.queueKey2");
}
実際の状況は、消費者と生成者を分離するための手順が必要かもしれません.もちろんspringには負荷バランスの設定がありますが、ここではあまり紹介しません. ,
---- 2017-07-20 junehappylove