1.首先看下项目结构如下:
2.新建父工程springboot-dubbo模块,pom文件如下
<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<modules>
<module>dubbo-api</module>
<module>dubbo-producer</module>
<module>dubbo-consumer</module>
</modules>
<groupId>com.aivoicetech</groupId>
<artifactId>springboot-dubbo</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>springboot-dubbo</name>
<packaging>pom</packaging>
<properties>
<java.version>1.8</java.version>
<dubbo.version>3.0.7</dubbo.version>
<spring-boot.version>2.6.7</spring-boot.version>
<lombok.version>1.18.24</lombok.version>
</properties>
<dependencyManagement>
<dependencies>
<!-- Spring Boot -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring-boot.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<!-- dubbo -->
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-spring-boot-starter</artifactId>
<version>${dubbo.version}</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>${lombok.version}</version>
</dependency>
<!-- nacos作注册中心-->
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-registry-nacos</artifactId>
<version>${dubbo.version}</version>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
3.新建公共接口dubbo-api模块,新建公共接口文件TestService.java
package com.aivoicetech.service;
/**
* @author ssy
* @date 2022/7/14 13:45
*/
public interface TestService {
public String getUserName();
}
dubbo-api的pom.xml文件内容如下
<?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>
<parent>
<artifactId>springboot-dubbo</artifactId>
<groupId>com.aivoicetech</groupId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../pom.xml</relativePath>
</parent>
<artifactId>dubbo-api</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
4.新建生产者模块dubbo-producer,结构目录如下:
pom.xml文件内容如下
<?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>
<parent>
<artifactId>springboot-dubbo</artifactId>
<groupId>com.aivoicetech</groupId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../pom.xml</relativePath>
</parent>
<artifactId>dubbo-producer</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<dependencies>
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<!-- 公共接口模块 -->
<dependency>
<groupId>com.aivoicetech</groupId>
<artifactId>dubbo-api</artifactId>
<version>0.0.1-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-registry-nacos</artifactId>
<exclusions>
<exclusion>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-common</artifactId>
</exclusion>
<exclusion>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-remoting-api</artifactId>
</exclusion>
<exclusion>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
TestServiceImpl.xml文件如下
package com.aivoicetech.service;
import org.apache.dubbo.config.annotation.DubboService;
/**
* @author ssy
* @date 2022/7/14 15:31
*/
@DubboService //声明 Dubbo 服务
public class TestServiceImpl implements TestService {
public String getUserName() {
return "testUser";
}
}
application.yml
server:
port: 8891
spring:
application:
name: dubbo-producer
dubbo:
scan:
base-packages: org.apache.dubbo.spring.boot.sample.provider.service
application:
name: ${spring.application.name}
protocol:
name: dubbo
port: 20880
registry:
address: nacos://127.0.0.1:8848
启动类上添加@EnableDubbo,表示开启dubbo服务
5.新建消费者模块dubbo-consumer,结构目录如下
pom.xml文件内容除了模块名和dubbo-producer基本一致,这里就不粘了,最后有项目链接
TestServiceImpl.java文件内容如下:
package com.aivoicetech.service;
import org.apache.dubbo.config.annotation.DubboReference;
import org.springframework.stereotype.Service;
/**
* @author ssy
* @date 2022/7/14 15:31
*/
@Service
public class TestServiceImpl implements TestService {
@DubboReference
private TestService testService;
public String getUserName() {
return testService.getUserName();
}
}
启动类也需要加上@EnableDubbo注解开启dubbo
添加测试接口,TestController.java文件内容如下:
package com.aivoicetech.controller;
import com.aivoicetech.service.TestServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
/**
* @author ssy
* @date 2022/7/12 11:33
*/
@RestController
public class TestController {
@Autowired
public TestServiceImpl testService;
@GetMapping("/test")
public String test(){
System.out.println("方法执行中。。。");
return testService.getUserName();
}
}
application.yml配置文件:
server:
port: 8890
spring:
application:
name: dubbo-consumer
dubbo:
scan:
base-packages: com.aivoicetech.service
application:
name: ${spring.application.name}
# 协议类型
protocol:
name: dubbo
port: 20880
registry:
address: nacos://127.0.0.1:8848
6.以上项目就搭建完成了,接下来启动nacos,没安装的需要到官网去下载一个https://github.com/alibaba/nacos/releases/tag/2.1.0
按顺序启动:
- 启动nacos
- 启动dubbo-producer模块
- 启动dubbo-consumer模块
启动完成之后浏览器访问http://localhost:8890/test返回“testUser”看到控制台打印以下结果表示成功
以上项目链接如下:https://gitee.com/syzkhy/springboot-dubbo