dubbo 一个接口多个实现

<dubbo:service ref="dubboGroupService1" interface="com.yncp.dubbo.service.IDubboGroupService" protocol="dubbo,rmi" group="feedback" />

<dubbo:service ref="dubboGroupService2" interface="com.yncp.dubbo.service.IDubboGroupService" protocol="dubbo,rmi" group="member" />

<dubbo:reference id="groupservice1" interface="com.yncp.dubbo.service.IDubboGroupService" protocol="dubbo" group="feedback" />

<dubbo:reference id="groupservice2" interface="com.yncp.dubbo.service.IDubboGroupService" protocol="dubbo" group="member" />

<dubbo:reference id="groupservice3" interface="com.yncp.dubbo.service.IDubboGroupService" protocol="dubbo" group="*" />