标签:style blog http io ar os 使用 sp java
package com.znn.provider;
public interface DemoService {
String sayHello(String name);
}
新建一个服务提供方实现接口,对服务消费方隐藏实现package com.znn.provider;
public class DemoServiceImpl implements DemoService{
@Override
public String sayHello(String name) {
return "Hello Dubbo,Hello " + name;
}
}
<?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">
<!-- 提供方应用信息,用于计算依赖关系 -->
<dubbo:application name="hello-world-app" />
<!-- 使用multicast广播注册中心暴露服务地址 -->
<!-- <dubbo:registry address="multicast://224.5.6.7:1234" /> -->
<!-- 使用zookeeper注册中心暴露服务地址 -->
<dubbo:registry address="zookeeper://115.28.189.59:2181" />
<!-- 用dubbo协议在20880端口暴露服务 -->
<dubbo:protocol name="dubbo" port="20880" />
<!-- 声明需要暴露的服务接口 -->
<dubbo:service interface="com.znn.provider.DemoService" ref="demoService" />
<!-- 和本地bean一样实现服务 -->
<bean id="demoService" class="com.znn.provider.DemoServiceImpl" />
</beans>注:有两种暴露地址的方法,广播的那个在测试消费者的时候没有成功,就自己搭了一个zookeeper,使用zookeeper来管理。<?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">
<!-- 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="consumer-of-helloworld-app"/>
<!-- 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" /> -->
<dubbo:registry address="zookeeper://115.28.189.59:2181" />
<!-- 生成远程服务代理,可以和本地bean一样使用demoService -->
<dubbo:reference id="demoService" interface="com.znn.provider.DemoService" />
</beans>package com.znn.consumer;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.znn.provider.DemoService;
public class Consumer {
public static void main(String[] args) {
ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext("file:D:/develop/myeclipsework/znn-service-consumer/WebRoot/WEB-INF/dubbo-consumer.xml");
context.start();
DemoService demoService = (DemoService)context.getBean("demoService"); // 获取远程服务代理
String hello = demoService.sayHello("world"); // 执行远程方法
System.out.println(hello);
}
}
标签:style blog http io ar os 使用 sp java
原文地址:http://blog.csdn.net/qduningning/article/details/41445937