Dubbo---zookeeper 注冊中心---xml配置

1、項目結構（maven項目）

　　　　

2、pom

<?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-zookeeper-test</artifactId>
    <packaging>pom</packaging>
    <version>1.0-SNAPSHOT</version>
    <modules>
        <module>api</module>
        <module>provider</module>
        <module>consumer</module>
    </modules>

    <properties>
        <motan.version>0.3.0</motan.version>
        <!-- 在阿里巴巴內部廣泛使用的GA版本為：2.4.9，強烈推薦此版本 -->
        <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>

    <dependencies>

        <!--dubbo-->
        <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>

        <!--zookeeper 客戶端 jar 包依賴-->
        <dependency>
            <groupId>org.apache.zookeeper</groupId>
            <artifactId>zookeeper</artifactId>
            <version>3.3.3</version>
        </dependency>

        <!--zookeeper  zkclient客戶端-->
        <dependency>
            <groupId>com.github.sgroschupf</groupId>
            <artifactId>zkclient</artifactId>
            <version>0.1</version>
        </dependency>

        <!--zookeeper  curator客戶端-->
        <dependency>
            <groupId>com.netflix.curator</groupId>
            <artifactId>curator-framework</artifactId>
            <version>1.1.10</version>
        </dependency>

        <!-- spring相關 -->
        <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

<?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-zookeeper-test</artifactId>
        <groupId>com.an</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>api</artifactId>


</project>

　　　　3.2　　HelloService

package com.an.service;

public interface HelloService {
    String sayHello(String msg);
}

4、provider

　　　　4.1　　pom

<?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-zookeeper-test</artifactId>
        <groupId>com.an</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>provider</artifactId>

    <dependencies>
        <dependency>
            <groupId>com.an</groupId>
            <artifactId>api</artifactId>
            <version>1.0-SNAPSHOT</version>
        </dependency>
    </dependencies>
</project>

　　　　4.2　　log4j.properties

###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　　dubbo-provider.xml

<?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"/>
    <!--應用配置:用於配置當前應用信息，不管該應用是提供者還是消費者-->
    <!--提供方應用  名稱-->
    <dubbo:application name="dubbo-provider"/>
    <!--注冊中心配置:用於配置連接注冊中心相關信息-->
    <!--使用zookeeper注冊中心暴露服務地址 -->
    <dubbo:registry address="zookeeper://192.168.1.106:2181" client="curator"/>
    <!--協議配置:用於配置提供服務的協議信息，協議由提供方指定，消費方被動接受-->
    <!--用dubbo協議在20880端口暴露服務-->
    <dubbo:protocol name="dubbo" port="20881"/>
    <!--服務配置:用於暴露一個服務，定義服務的元信息，一個服務可以用多個協議暴露，一個服務也可以注冊到多個注冊中心-->
    <!--聲明需要暴露的服務接口 timeout 超時時間 超過時間過報錯-->
    <dubbo:service interface="com.an.service.HelloService" ref="helloService" timeout="5000"/>


</beans>

　　　　4.4　　HelloServiceImpl

package com.an.service;


public class HelloServiceImpl implements HelloService {

    public String sayHello(String msg) {
        return msg;
    }
}

　　　　4.5　　ProviderRunner

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

<?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-zookeeper-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

###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.xml

<?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">

    <!--應用配置:用於配置當前應用信息，不管該應用是提供者還是消費者-->
    <!--消費方應用  名稱-->
    <dubbo:application name="dubbo-consumer"/>
    <!--注冊中心配置:用於配置連接注冊中心相關信息-->
    <dubbo:registry protocol="zookeeper" address="zookeeper://192.168.1.106:2181"/>
    <!--引用配置：用於創建一個遠程服務代理，一個引用可以指向多個注冊中心-->
    <dubbo:reference id="helloService" interface="com.an.service.HelloService"/>

</beans>

　　　　5.4　　ConsumerRunner

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);
    }
}