前提：搭建好注册中心，一般使用zookeeper，本案例中的地址是：zookeeper://45.78.9.159:12181

<!--dubbo-->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>dubbo</artifactId>
            <version>2.5.3</version>
            <exclusions>
                <exclusion>
                    <groupId>org.springframework</groupId>
                    <artifactId>spring</artifactId>
                </exclusion>
                <exclusion>
                    <artifactId>netty</artifactId>
                    <groupId>org.jboss.netty</groupId>
                </exclusion>
            </exclusions>
        </dependency>
        <dependency>
            <groupId>org.apache.zookeeper</groupId>
            <artifactId>zookeeper</artifactId>
            <version>3.4.9</version>
        </dependency>
        <dependency>
            <groupId>com.github.sgroschupf</groupId>
            <artifactId>zkclient</artifactId>
            <version>0.1</version>
        </dependency>

<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: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://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd
    http://code.alibabatech.com/schema/dubbo
    http://code.alibabatech.com/schema/dubbo/dubbo.xsd">
    
    <!--  当前应用信息配置  -->
    <dubbo:application name="dubbo-core-service" />

    <!-- 使用multicast广播注册中心暴露服务地址 -->
    <!-- <dubbo:registry address="multicast://224.1.1.1:1234" /> -->

    <!-- 使用zookeeper注册中心暴露服务地址 -->
    <dubbo:registry address="zookeeper://45.78.9.159:12181" />

    <!-- 用dubbo协议在20880端口暴露服务   -->
    <dubbo:protocol name="dubbo" port="20880" />

    <!-- 用rmi协议在20881端口暴露服务 -->
    <dubbo:protocol name="rmi" port="20881" />

    <!-- 声明需要暴露的服务接口 --><!-- 相关更详细参数配置说明  http://dubbo.io/User+Guide-zh.htm#UserGuide-zh-%3Cdubbo%3Aservice%2F%3E-->
    <dubbo:service interface="com.wtdig.service.CodeGeneratorDemoBo"
                   ref="codeGeneratorDemoBo" protocol="dubbo" delay="-1" timeout="6000" retries="0"/>
    <!-- 和本地bean一样实现服务 也可直接在UserServiceImpl上@Service("userService")-->
    <!-- <bean id="userService" class="com.cn.core.service.impl.UserServiceImpl" /> -->
</beans>

<!--dubbo-->
    <dependency>
      <groupId>com.alibaba</groupId>
      <artifactId>dubbo</artifactId>
      <version>2.5.3</version>
      <exclusions>
        <exclusion>
          <groupId>org.springframework</groupId>
          <artifactId>spring</artifactId>
        </exclusion>
        <exclusion>
          <artifactId>netty</artifactId>
          <groupId>org.jboss.netty</groupId>
        </exclusion>
      </exclusions>
    </dependency>
    <dependency>
      <groupId>org.apache.zookeeper</groupId>
      <artifactId>zookeeper</artifactId>
      <version>3.4.9</version>
    </dependency>
    <dependency>
      <groupId>com.github.sgroschupf</groupId>
      <artifactId>zkclient</artifactId>
      <version>0.1</version>
    </dependency>

<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: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://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd
    http://code.alibabatech.com/schema/dubbo
    http://code.alibabatech.com/schema/dubbo/dubbo.xsd">
    <!-- 开启注解配置 -->
    <context:annotation-config/>

    <!-- 消费方应用名，用于计算依赖关系，不是匹配条件，不要与提供方一样 -->
    <dubbo:application name="dubbo_consumer"/>
    <!-- 使用multicast广播注册中心暴露发现服务地址 -->
    <dubbo:registry protocol="zookeeper" address="zookeeper://45.78.9.159:12181"/>
    <!-- 生成远程服务代理，可以和本地bean一样使用demoService -->
    <dubbo:reference id="codeGeneratorDemoBo" interface="com.wtdig.service.CodeGeneratorDemoBo" check="false"/>

</beans>