新浪开源轻量级分布式RPC框架motan简单示例解析

<dependency>
    <groupId>com.weibogroupId>
    <artifactId>motan-coreartifactId>
    <version>0.1.1version>
dependency>
<dependency>
    <groupId>com.weibogroupId>
    <artifactId>motan-transport-nettyartifactId>
    <version>0.1.1version>
dependency>  <dependency>
    <groupId>com.weibogroupId>
    <artifactId>motan-springsupportartifactId>
    <version>0.1.1version>
dependency>
<dependency>
    <groupId>org.springframeworkgroupId>
    <artifactId>spring-contextartifactId>
    <version>4.2.4.RELEASEversion>
<dependency>

package quickstart; public interface FooService { public String hello(String name);
}

package quickstart; public class FooServiceImpl implements FooService { public String hello(String name) { System.out.println(name + " invoked rpc service"); return "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:motan="http://api.weibo.com/schema/motan" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd  http://api.weibo.com/schema/motan http://api.weibo.com/schema/motan.xsd">  <bean id="serviceImpl" class="quickstart.FooServiceImpl" />  <motan:service interface="quickstart.FooService" ref="serviceImpl" export="8002" />

package quickstart; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class Server { public static void main(String[] args) throws InterruptedException { ApplicationContext applicationContext = new ClassPathXmlApplicationContext("classpath:motan_server.xml"); System.out.println("server start...");
    }
}

<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:motan="http://api.weibo.com/schema/motan" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd  http://api.weibo.com/schema/motan http://api.weibo.com/schema/motan.xsd">  <motan:referer id="remoteService" interface="quickstart.FooService" directUrl="localhost:8002"/>

package quickstart; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class Client { public static void main(String[] args) throws InterruptedException { ApplicationContext ctx = new ClassPathXmlApplicationContext("classpath:motan_client.xml"); FooService service = (FooService) ctx.getBean("remoteService"); System.out.println(service.hello("motan"));
    }
}

# 这里以linux为例
wget https://releases.hashicorp.com/consul/0.6.4/consul_0.6.4_linux_amd64.zip
unzip consul_0.6.4_linux_amd64.zip
sudo mv consul /bin

测试环境启动：
consul agent -dev

<dependency>
    <groupId>com.weibogroupId>
    <artifactId>motan-registry-consulartifactId>
    <version>0.1.1version>
<dependency>

<motan:registry regProtocol="consul" name="my_consul" address="127.0.0.1:8500"/>

<motan:referer id="remoteService" interface="quickstart.FooService" registry="my_consul"/>

<motan:service interface="quickstart.FooService" ref="serviceImpl" registry="my_consul" export="8002" />

MotanSwitcherUtil.setSwitcherValue(MotanConstants.REGISTRY_HEARTBEAT_SWITCHER, true)

wget http://mirrors.cnnic.cn/apache/zookeeper/zookeeper-3.4.8/zookeeper-3.4.8.tar.gz
tar zxvf zookeeper-3.4.8.tar.gz

cd zookeeper-3.4.8/conf/
cp zoo_sample.cfg zoo.cfg

cd ../
sh bin/zkServer.sh start

<dependency>
    <groupId>com.weibogroupId>
    <artifactId>motan-registry-zookeeperartifactId>
    <version>0.1.1version>
<dependency>

<motan:registry regProtocol="zookeeper" name="my_zookeeper" address="127.0.0.1:2181"/>

<motan:registry regProtocol="zookeeper" name="my_zookeeper" address="127.0.0.1:2181,127.0.0.1:2182,127.0.0.1:2183"/>

<motan:referer id="remoteService" interface="quickstart.FooService" registry="my_zookeeper"/>

<motan:service interface="quickstart.FooService" ref="serviceImpl" registry="my_zookeeper" export="8002" />

MotanSwitcherUtil.setSwitcherValue(MotanConstants.REGISTRY_HEARTBEAT_SWITCHER, true)