一、dubbo简介
Dubbo是阿里巴巴公司开源的一个高性能优秀的服务框架,使得应用可通过高性能的 RPC 实现服务的输出和输入功能,可以和Spring框架无缝集成。
二、环境准备
本案例使用环境:jdk(1.8)、maven(3.2+)、zookeeper(3.4.10)、eclipse(Oxygen.3a Release (4.7.3a))、tomcat(tomcat8)
a、搭建注册中心(jdk、maven、tomcat、eclipse集成可以自行搜索安装)
1、本次实例使用zookeeper作为注册中心,下载地址:http://mirrors.hust.edu.cn/apache/zookeeper/zookeeper-3.4.10/zookeeper-3.4.10.tar.gz
也可以去官网下载想要的版本,官网地址:http://zookeeper.apache.org/releases.html
2、解压 zookeeper-3.4.10.tar.gz,进入解压后conf目录下,复制zoo_sample.cfg文件,重命名为zoo.cfg即可
3、进入解压后bin目录,点击zkServer.cmd即可
b、搭建dubbo-admin控制台(可选)
1、下载源码安装 ,下载地址:https://github.com/apache/incubator-dubbo/tree/dubbo-2.5.8
也可以选择下载对应的版本。
2、解压后,打开cmd进入dubbo-admin目录下,如我解压的目录为:D:\Test\dubbo-master\dubbo-admin,在cmd下输入命令:mvn clean install
3、在target目录下生成dubbo-admin-2.5.8.war,然后将该war包放入tomcat的webapps目录下,启动tomcat, 访问localhost:[端口]/dubbo-admin-2.5.8,输入默认的用户名和密码:root/root
例如我访问的地址为:http://localhost:8088/dubbo-admin-2.5.8/
三、基于步骤二搭建的环境,使用ide开发JavaEE项目
a、新建一个maven父项目dubbo-demo-master,和三个maven子模块dubbo-demo-interface、dubbo-demo-service、dubbo-demo-web(不知道如何新建百度搜索:eclipse搭建maven多module项目)
1、完成后,添加相关项目依赖和插件,最后其dubbo-demo-master的pom.xml内容为(该maven工程packaging属性为pom),删除该工程的src目录(父工程不需要,只管理依赖):
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>org.moy.maven</groupId> <artifactId>dubbo-demo-master</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>pom</packaging> <name>dubbo-demo-master</name> <url>http://maven.apache.org</url> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <springVersion>4.3.0.RELEASE</springVersion> <dubboVersion>2.5.8</dubboVersion> <zkclientVersion>0.10</zkclientVersion> <zookeeperVersion>3.4.10</zookeeperVersion> <slf4jVersion>1.7.21</slf4jVersion> <mybatisVersion>3.4.4</mybatisVersion> <mybatisSpringVersion>1.3.0</mybatisSpringVersion> <mysqlVersion>6.0.5</mysqlVersion> <druidVersion>1.1.6</druidVersion> <junitVersion>4.12</junitVersion> <jacksonVersion>2.9.3</jacksonVersion> </properties> <dependencyManagement> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>${junitVersion}</version> <scope>test</scope> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${springVersion}</version> <scope>test</scope> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>${mybatisSpringVersion}</version> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>${mybatisVersion}</version> </dependency> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>${druidVersion}</version> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>${mysqlVersion}</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> <version>${slf4jVersion}</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>${jacksonVersion}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${springVersion}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-orm</artifactId> <version>${springVersion}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aspects</artifactId> <version>${springVersion}</version> </dependency> <dependency> <groupId>com.101tec</groupId> <artifactId>zkclient</artifactId> <version>${zkclientVersion}</version> </dependency> <dependency> <groupId>org.apache.zookeeper</groupId> <artifactId>zookeeper</artifactId> <version>${zookeeperVersion}</version> </dependency> <dependency> <groupId>com.alibaba</groupId> <artifactId>dubbo</artifactId> <version>${dubboVersion}</version> <exclusions> <exclusion> <groupId>org.springframework</groupId> </exclusion> </exclusions> </dependency> </dependencies> </dependencyManagement> <modules> <module>dubbo-demo-interface</module> <module>dubbo-demo-service</module> <module>dubbo-demo-web</module> </modules> <build> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-compiler-plugin</artifactId> <version>3.7.0</version> <configuration> <source>1.8</source> <target>1.8</target> </configuration> </plugin> <plugin> <groupId>org.apache.tomcat.maven</groupId> <artifactId>tomcat7-maven-plugin</artifactId> <version>2.2</version> <configuration> <port>8080</port> <charset>${project.build.sourceEncoding}</charset> <server>tomcat7</server> </configuration> </plugin> </plugins> </build> </project>