本文小编为大家详细介绍“Dubbo+zookeeper搭配分布式服务的方法”,内容详细,步骤清晰,细节处理妥当,希望这篇“Dubbo+zookeeper搭配分布式服务的方法”文章能帮助大家解决疑惑,下面跟着小编的思路慢慢深入,一起来学习新知识吧。
分布式架构:
当垂直应用越来越多,应用之间交互不可避免,将核心业务抽取出来,作为独立的服务,逐渐形成稳定的服务中心,前端应用能更快速的响应多变的市场需求。
2.此时,用于提高业务复用及整合的 分布式服务框架(RPC) 是关键。
Dubbo 是什么
一款分布式服务框架
高性能和透明化的RPC远程服务调用方案
SOA服务治理方案
Dubbo:
作为分布式架构比较后的框架,同时也是比较容易入手的框架,适合作为分布式的入手框架,下面是简单的搭建过程
工具:idea+tomact+zookeeper (知识点:jsp,spring,springmvc,maven)
思想:
依赖:
<dependencies> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>5.2.5.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>5.2.5.RELEASE</version> </dependency> <dependency> <groupId>com.alibaba</groupId> <artifactId>dubbo</artifactId> <version>2.6.2</version> </dependency> <!--zookeeper依赖--> <dependency> <groupId>org.apache.curator</groupId> <artifactId>curator-framework</artifactId> <version>4.1.0</version> </dependency> <dependency> <groupId>com.atchengdu</groupId> <artifactId>001-interface</artifactId> <version>1.0-SNAPSHOT</version> </dependency> </dependencies>
工程分布:
provider实现interface提供服务,constomer消费provider提供的服务
interface:
package com.atchengdu.serviceinterface; import com.atchengdu.pojo.User;public interface Userservice { //获取user的信息 User getuserByid(Integer ie);}package com.atchengdu.pojo;import java.io.Serializable;public class User implements Serializable { private Integer id ; private String name; public User(Integer id, String name) { this.id = id; this.name = name; } public User() { public Integer getId() { return id; public void setId(Integer id) { public String getName() { return name; public void setName(String name) { @Override public String toString() { return "User{" + "id=" + id + ", name='" + name + '\'' + '}';
provider:
package com.atchengdu.Modulserviceimpl; import com.atchengdu.pojo.User;import com.atchengdu.serviceinterface.Userservice;public class Userserviceimpl implements Userservice { @Override public User getuserByid(Integer ie) { User user=new User(1,"张三"); return user; }}
<?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"> <!--声明名称--> <dubbo:application name="002-provider"></dubbo:application> <!--设置协议和端口号--> <dubbo:protocol name="dubbo" port="20880"></dubbo:protocol> <!--使用注册中心--> <dubbo:registry address="zookeeper://localhost:2181"></dubbo:registry> <!--暴露服务接口--> <dubbo:service interface="com.atchengdu.serviceinterface.Userservice" ref="userserviceimpl"></dubbo:service> <!--加载业务实实现了--> <bean id="userserviceimpl" class="com.atchengdu.Modulserviceimpl.Userserviceimpl"></bean></beans>
constomer:
package com.atchengdu.webcontroller; import com.atchengdu.pojo.User;import com.atchengdu.serviceinterface.Userservice;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Controller;import org.springframework.ui.Model;import org.springframework.web.bind.annotation.RequestMapping; @Controllerpublic class Usercontroller { @Autowired private Userservice userservice; @RequestMapping("/user") public String user(Model model,Integer id ){ User user = userservice.getuserByid(id); model.addAttribute("user",user); return "user"; }}
<?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:context="http://www.springframework.org/schema/context" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:tx="http://www.springframework.org/schema/task" 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.xsd http://www.springframework.org/schema/task https://www.springframework.org/schema/task/spring-task.xsd http://www.springframework.org/schema/aop https://www.springframework.org/schema/aop/spring-aop.xsd http://www.springframework.org/schema/mvc https://www.springframework.org/schema/mvc/spring-mvc.xsd"><context:component-scan base-package="com.atchengdu.webcontroller"></context:component-scan><mvc:annotation-driven></mvc:annotation-driven> <bean id="internalResourceViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="suffix" value=".jsp"></property> <property name="prefix" value="/"></property> </bean></beans>
<?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"> <dubbo:application name="003-constomer"></dubbo:application> <dubbo:registry address="zookeeper://localhost:2181"></dubbo:registry> <dubbo:reference id="userservice" interface="com.atchengdu.serviceinterface.Userservice"></dubbo:reference></beans>
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