dubbo-多版本

provider

package com.gupao.vip.mic.dubbo.order;
public interface IOrderServices {
/*
* 下单操作
*/
DoOrderResponse doOrder(DoOrderRequest request);
}

package com.gupao.vip.mic.dubbo.order;
import org.springframework.stereotype.Service;
public class OrderServiceImpl implements IOrderServices{
public DoOrderResponse doOrder(DoOrderRequest request) {
System.out.println("曾经来过："+request);
DoOrderResponse response=new DoOrderResponse();
response.setCode("1000");
response.setMemo("处理成功");
return response;
}
}

package com.gupao.vip.mic.dubbo.order;
import org.springframework.stereotype.Service;
public class OrderServiceImpl2 implements IOrderServices{
public DoOrderResponse doOrder(DoOrderRequest request) {
System.out.println("曾经来过 version2："+request);
DoOrderResponse response=new DoOrderResponse();
response.setCode("1000");
response.setMemo("处理成功version2");
return response;
}
}

<?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"
       xmlns:context="http://www.springframework.org/schema/context"
       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
                    http://www.springframework.org/schema/context
 http://www.springframework.org/schema/context/spring-context.xsd"
    >

    <!--当前项目在整个分布式架构里面的唯一名称，计算依赖关系的标签-->
    <dubbo:application name="order-provider" owner="mic"/>

    <dubbo:monitor protocol="registry"/>

    <!--dubbo这个服务所要暴露的服务地址所对应的注册中心-->
    <dubbo:registry protocol="zookeeper"
                    address="192.168.198.200:2181,192.168.198.201:2181,192.168.198.202:2181"/>

    <!--当前服务发布所依赖的协议；webserovice、Thrift、Hessain、http-->
    <dubbo:protocol name="dubbo" port="20880"/>

    <!--服务发布的配置，需要暴露的服务接口-->
    <dubbo:service
            interface="com.gupao.vip.mic.dubbo.order.IOrderServices"
            ref="orderService" version="0.0.1"/>
    <dubbo:service
            interface="com.gupao.vip.mic.dubbo.order.IOrderServices"
            ref="orderService2" version="0.0.2"/>
    <!--Bean bean -->
    <bean id="orderService" class="com.gupao.vip.mic.dubbo.order.OrderServiceImpl"/>
    <bean id="orderService2" class="com.gupao.vip.mic.dubbo.order.OrderServiceImpl2"/>

</beans>

consumer

package com.gupao.vip.mic.dubbo.user;

import com.gupao.vip.mic.dubbo.order.DoOrderRequest;
import com.gupao.vip.mic.dubbo.order.DoOrderResponse;
import com.gupao.vip.mic.dubbo.order.IOrderServices;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import java.io.IOException;

/**
 * Hello world!
 *
 */
public class App 
{
    public static void main( String[] args ) throws IOException {
        ClassPathXmlApplicationContext context=new ClassPathXmlApplicationContext("order-consumer.xml");

        //用户下单过程
        IOrderServices services=
                (IOrderServices)context.getBean("orderServices");

        DoOrderRequest request=new DoOrderRequest();
        request.setName("mic");
        DoOrderResponse response=services.doOrder(request);

        System.out.println(response);

        //Order.doOrder();
        System.in.read();

    }
}
 

<?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">

    <!--当前项目在整个分布式架构里面的唯一名称，计算依赖关系的标签-->
    <dubbo:application name="order-provider" owner="mic"/>

    <!--dubbo这个服务所要暴露的服务地址所对应的注册中心-->
    <dubbo:registry address="zookeeper://192.168.198.200:2181?backup=192.168.198.201:2181,192.168.198.202:2181"/>

    <!--生成一个远程服务的调用代理-->
    <dubbo:reference id="orderServices"
                     interface="com.gupao.vip.mic.dubbo.order.IOrderServices"
    version="0.0.2"/>

</beans>

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