Dubbo---Multicast 注册中心---xml配置

1、项目结构（maven项目） 

                    

2、dubbotest.pom

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
 
    <groupId>com.an</groupId>
    <artifactId>dubbo-test</artifactId>
    <packaging>pom</packaging>
    <version>1.0-SNAPSHOT</version>
 
    <properties>
        <motan.version>0.3.0</motan.version>
        <!-- 在阿里巴巴内部广泛使用的GA版本为：2.4.9，强烈推荐此版本 -->
        <dubbo.version>2.5.3</dubbo.version>
        <dubbox.version>2.8.4</dubbox.version>
        <spring.version>4.3.6.RELEASE</spring.version>
        <java.version>1.7</java.version>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    </properties>
 
 
    <modules>
        <module>provider</module>
        <module>consumer</module>
        <module>api</module>
    </modules>
 
    <dependencies>
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>dubbo</artifactId>
            <version>2.5.3</version>
            <exclusions>
                <exclusion>
                    <groupId>org.springframework</groupId>
                    <artifactId>spring</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
        <dependency>
            <groupId>com.github.sgroschupf</groupId>
            <artifactId>zkclient</artifactId>
            <version>0.1</version>
        </dependency>
        <!-- spring相关 -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-beans</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-web</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aop</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-tx</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-orm</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context-support</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-test</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jms</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjrt</artifactId>
            <version>1.6.11</version>
        </dependency>
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjweaver</artifactId>
            <version>1.6.11</version>
        </dependency>
    </dependencies>
 
</project>

3、api

　　　　3.1、pom

　　　　　　

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <parent>
        <artifactId>dubbo-test</artifactId>
        <groupId>com.an</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>
 
    <artifactId>api</artifactId>
 
 
</project>

　　　　3.2、HelloService

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package com.an.service;
 
public interface HelloService {
    String sayHello(String msg);
}

4、provider

　　　　4.1、pom

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <parent>
        <artifactId>dubbo-test</artifactId>
        <groupId>com.an</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>
 
    <artifactId>provider</artifactId>
 
    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    </properties>
 
    <dependencies>
        <dependency>
            <groupId>com.an</groupId>
            <artifactId>api</artifactId>
            <version>1.0-SNAPSHOT</version>
        </dependency>
    </dependencies>
 
 
</project>

　　　　4.2、log4j.properties

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###set log levels###
log4j.rootLogger=info, stdout
###output to the console###
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=[%d{dd/MM/yy hh:mm:ss:sss z}] %t %5p %c{2}: %m%n

　　

　　　　　
　　　　4.3、HelloServiceImpl

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package com.an.service;
 
 
public class HelloServiceImpl implements HelloService{
 
    public String sayHello(String msg) {
        return msg;
    }
}

　

　　　　4.4、dubbo-provider.xml

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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
                           http://www.springframework.org/schema/beans/spring-beans.xsd
                           http://code.alibabatech.com/schema/dubbo
                           http://code.alibabatech.com/schema/dubbo/dubbo.xsd">
 
   
 
    <bean id="helloService" class="com.an.service.HelloServiceImpl"/>
    <!--应用配置:用于配置当前应用信息，不管该应用是提供者还是消费者-->
    <!--提供方应用  名称-->
    <dubbo:application name="dubbo-provider"/>
    <!--注册中心配置:用于配置连接注册中心相关信息-->
    <!--使用multicast广播注册中心暴露服务地址-->
    <dubbo:registry address="multicast://224.5.6.7:1234"/>
    <!--协议配置:用于配置提供服务的协议信息，协议由提供方指定，消费方被动接受-->
    <!--用dubbo协议在20880端口暴露服务-->
    <dubbo:protocol name="dubbo" port="20880"/>
    <!--服务配置:用于暴露一个服务，定义服务的元信息，一个服务可以用多个协议暴露，一个服务也可以注册到多个注册中心-->
    <!--声明需要暴露的服务接口 timeout 超时时间 超过时间过报错-->
    <dubbo:service interface="com.an.service.HelloService" ref="helloService" timeout="5000"/>
 
 
</beans>

　　

　　　4.5、ProviderRunner

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package com.an;
 
import org.springframework.context.support.ClassPathXmlApplicationContext;
import java.io.IOException;
 
public class ProviderRunner {
    public static void main(String[] args) throws IOException {
        ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext( new String[] {"dubbo-provider.xml"});
        context.start();
        System.out.println("provider...started...");
        System.in.read();
    }
}

5、consumer

　　　　5.1、pom

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <parent>
        <artifactId>dubbo-test</artifactId>
        <groupId>com.an</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>
 
    <artifactId>consumer</artifactId>
 
    <dependencies>
        <dependency>
            <groupId>com.an</groupId>
            <artifactId>api</artifactId>
            <version>1.0-SNAPSHOT</version>
        </dependency>
    </dependencies>
 
</project>

　　　　5.2、log4j.properties

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###set log levels###
log4j.rootLogger=info, stdout
###output to the console###
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=[%d{dd/MM/yy hh:mm:ss:sss z}] %t %5p %c{2}: %m%n

　　　　5.3、dubbo-consumer

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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
                           http://www.springframework.org/schema/beans/spring-beans.xsd
                           http://code.alibabatech.com/schema/dubbo
                           http://code.alibabatech.com/schema/dubbo/dubbo.xsd">
 
    <!--应用配置:用于配置当前应用信息，不管该应用是提供者还是消费者-->
    <!--消费方应用  名称-->
    <dubbo:application name="dubbo-consumer"/>
    <!--注册中心配置:用于配置连接注册中心相关信息-->
    <!--使用multicast广播注册中心暴露发现服务地址-->
    <dubbo:registry address="multicast://224.5.6.7:1234"/>
    <!--引用配置：用于创建一个远程服务代理，一个引用可以指向多个注册中心-->
    <dubbo:reference id="helloService" interface="com.an.service.HelloService"/>
 
</beans>

　　

　　　　5.4、ConsumerRunner

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package com.an;
 
import com.an.service.HelloService;
import org.springframework.context.support.ClassPathXmlApplicationContext;
 
public class ConsumerRunner {
 
    public static void main(String[] args){
        ClassPathXmlApplicationContext context=new ClassPathXmlApplicationContext(new String[]{"dubbo-consumer.xml"});
        context.start();
        HelloService helloService =(HelloService) context.getBean("helloService");
        String msg=helloService.sayHello("hello world");
        System.out.println(msg);
    }
}

　　

　　　　

 

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