结构搭建思路:
1)建立dubbo项目的结构 至少两个war包。一个jar包 jar包为公共引用的jar包,主要提供dubbo接口调用的接口和model 其余两个war包,一个是提供者,一个是消费者。 2)建立pom文件, 引入dubbo的jar包 引入dubbo以来的 jar包,因为dubbo有自己依赖的spring,所以maven排除一下。 引入spring 以及springmvc引用的jar包 引入数据源及数据链接的jar包 引入mybatis的jar包 引入日志打印的jar包 3)dubbo 提供者,消费者的配置 4)简单demo实现
基本jar包引入
<?xml version="1.0" encoding="UTF-8"?> <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>com-dubbo-wk</groupId> <artifactId>parent</artifactId> <packaging>pom</packaging> <version>1.0-SNAPSHOT</version> <modules> <module>dubbo-provider</module> <module>dubbo-consumer</module> <module>dubbo-api</module> </modules> <properties> <spring.version>5.0.2.RELEASE</spring.version> <slf4j.version>1.7.18</slf4j.version> <log4j.version>1.2.17</log4j.version> </properties> <dependencies> <!--***********************************dubbojar包*************************************--> <dependency> <groupId>org.apache.zookeeper</groupId> <artifactId>zookeeper</artifactId> <version>3.4.9</version> </dependency> <!-- dubbo --> <dependency> <groupId>com.alibaba</groupId> <artifactId>dubbo</artifactId> <version>2.5.3</version> <exclusions> <exclusion> <groupId>org.springframework</groupId> <artifactId>spring</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>com.101tec</groupId> <artifactId>zkclient</artifactId> <version>0.10</version> </dependency> <!--************************************************************************--> <!--***********************************spring jar包*************************************--> <!-- 添加spring核心依赖 --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>${spring.version}</version> </dependency> <!--完成IOC和di的包--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-oxm</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-tx</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context-support</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aop</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <scope>test</scope> <version>${spring.version}</version> </dependency> <!--spring依赖转json的jar--> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.9.5</version> </dependency> <!--********************************************************************************--> <!--***********************************数据库连接配置*************************************--> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>6.0.6</version> </dependency> <!-- https://mvnrepository.com/artifact/com.alibaba/druid druid数据源 --> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>1.1.9</version> </dependency> <!--***********************************mybatis jar包*************************************--> <!-- https://mvnrepository.com/artifact/org.mybatis/mybatis mybatisjar包 --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>3.4.6</version> </dependency> <!-- mybatis和spring的整合包 --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>1.3.2</version> </dependency> <!--********************************************************************************--> <!--***************************日志打印的jar包*********************************************--> <!-- 添加日志相关jar包 --> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>${log4j.version}</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>${slf4j.version}</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> <version>${slf4j.version}</version> </dependency> </dependencies> <build> <plugins> <plugin> <artifactId>maven-compiler-plugin</artifactId> <version>3.6.2</version> <configuration> <source>1.8</source> <target>1.8</target> </configuration> </plugin> </plugins> </build> </project>
项目结构就不用说了,这个比较简单。按照自己的喜好,命名建立包,类等就好了。
本人的项目配置
provider.xml配置
<?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="dubbo-provider"/> <dubbo:registry address="zookeeper://localhost:2181"/> <bean id="demoService" class="dubbo.wk.service.impl.DemoServiceImpl"/> <dubbo:service interface="dubbo.wk.service.IDemoService" ref="demoService"/> </beans>
consumer.xml
<?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="dubbo-consumer"/> <dubbo:registry address="zookeeper://localhost:2181"/> <dubbo:reference id="demoService" interface="dubbo.wk.service.IDemoService"/> <bean id="demoController" class="dubbo.wk.controller.DemoController"> <property name="iDemoService" ref="demoService"/> </bean> </beans>
提供者启动
public class provider { public static void main(String[] args)throws Exception { ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext("classpath:dubbo-provider.xml"); context.start(); System.in.read(); } }
消费者启动
public class consumer { public static void main(String[] args) { ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext("classpath:dubbo-consumer.xml"); DemoController controller = (DemoController) context.getBean("demoController"); controller.sayHelloWorld("武刚鹏"); } }
后台代码
public class DemoController { @Autowired private IDemoService iDemoService; public void setiDemoService(IDemoService iDemoService) { this.iDemoService = iDemoService; } //世界你好 public void sayHelloWorld(String userName) { String info = new String("Hello World!"); DemoRemoteModel model = iDemoService.findDemoModel(); System.out.println(model.getUserName() + ":" + info); } }
public class DemoServiceImpl implements IDemoService { @Override public DemoRemoteModel findDemoModel() { DemoRemoteModel model = new DemoRemoteModel(); model.setId(1L); model.setUuid(UUID.randomUUID().toString().replaceAll("-","")); model.setUserName("武刚鹏"); return model; } }
遇到问题:
一些jar包无法从中央仓库下载,于是进入官网,手动把jar下载,然后安装到本地仓库。
安装命令:mvn install:install-file -Dfile=jar包的位置 -DgroupId=上面的groupId -DartifactId=上面的artifactId -Dversion=上面的version -Dpackaging=jar
附上本人的安装截图
大家继续期待我的下一篇 ssm框架配置哦