Springboot整合dubbo搭建微服務(wù)的實(shí)現(xiàn)示例
開(kāi)發(fā)前提
由于dubbo的注冊(cè)中心用的是zookeeper,所以首先需要安裝zookeeper。
構(gòu)建Springboot項(xiàng)目
第一步:選擇新建project或者module,在界面中選擇maven點(diǎn)擊next:

第二步:填上項(xiàng)目的基本信息點(diǎn)擊Finish:

第三步:右擊項(xiàng)目new -> Module:

第四步:在界面中選擇maven點(diǎn)擊next:

第五步:填上項(xiàng)目的基本信息點(diǎn)擊Finish:

第六步:重復(fù)第三,四,五步,分別創(chuàng)建項(xiàng)目需要的dubbo-api,dubbo-provider,dubbo-customer幾個(gè)模塊,如下:

第七步:導(dǎo)入父工程依賴:
<?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.demo</groupId>
<artifactId>dubbo-demo</artifactId>
<packaging>pom</packaging>
<version>1.0-SNAPSHOT</version>
<modules>
<module>dubbo-provider</module>
<module>dubbo-customer</module>
<module>dubbo-api</module>
</modules>
<properties>
<java.version>1.8</java.version>
<source.level>1.8</source.level>
<target.level>1.8</target.level>
<lombok.version>1.18.16</lombok.version>
<skip_maven_deploy>true</skip_maven_deploy>
<spring-boot-dependencies.version>2.4.1</spring-boot-dependencies.version>
<spring-cloud-dependencies.version>Dalston.SR4</spring-cloud-dependencies.version>
<junit.version>4.12</junit.version>
<dubbo.version>3.0.2.1</dubbo.version>
<spring-dubbo.version>2.0.0</spring-dubbo.version>
<lombok.version>1.18.16</lombok.version>
</properties>
<dependencyManagement>
<dependencies>
<!-- 統(tǒng)一jar版本管理,避免使用 spring-boot-parent -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>${spring-boot-dependencies.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-bom</artifactId>
<version>${dubbo.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<!--dubbo 和 springboot 整合的包-->
<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>
<scope>compile</scope>
</dependency>
</dependencies>
</dependencyManagement>
</project>
開(kāi)發(fā)api模塊
user實(shí)體類(lèi):
package com.demo.api.entity;
import lombok.Data;
import java.io.Serializable;
/**
* @Author: laz
* @CreateTime: 2022-10-26 10:56
* @Version: 1.0
*/
@Data
public class User implements Serializable {
private Long id;
private String username;
private String password;
}
創(chuàng)建本次測(cè)試的接口:
package com.demo.api.service;
import com.demo.api.entity.User;
public interface IUserService {
User selectUserById(Long id);
}
開(kāi)發(fā)生產(chǎn)者模塊
第一步:導(dǎo)入依賴
<?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">
<parent>
<artifactId>dubbo-demo</artifactId>
<groupId>com.demo</groupId>
<version>1.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>dubbo-provider</artifactId>
<dependencies>
<dependency>
<groupId>com.demo</groupId>
<artifactId>dubbo-api</artifactId>
<version>1.0-SNAPSHOT</version>
</dependency>
<!--dubbo 與 spring-boot 整合包-->
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-spring-boot-starter</artifactId>
</dependency>
<!--springboot 啟動(dòng)核心包-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<!--springboot rest -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-registry-zookeeper</artifactId>
</dependency>
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>1.3.0</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.1</version>
</dependency>
<!--mysql 的驅(qū)動(dòng)-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<scope>runtime</scope>
</dependency>
</dependencies>
<build>
<resources>
<resource>
<directory>src/main/java</directory>
<includes>
<include>**/*.properties</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
<resource>
<directory>src/main/resources</directory>
<includes>
<include>**/*.yml</include>
<include>**/*.xml</include>
</includes>
<filtering>false</filtering>
</resource>
</resources>
</build>
</project>
第二步:添加配置
server:
port: 8081
spring:
application:
name: dubbo-samples-privider-springCloud
#配置數(shù)據(jù)源信息
datasource:
#配置連接數(shù)據(jù)庫(kù)的各個(gè)信息
driver-class-name: com.mysql.cj.jdbc.Driver
#設(shè)置字符集
url: jdbc:mysql://8.142.127.37:3306/test?useSSL=false&useUnicode=true&characterEncoding=utf-8&zeroDateTimeBehavior=convertToNull&transformedBitIsBoolean=true&serverTimezone=GMT%2B8&nullCatalogMeansCurrent=true&allowPublicKeyRetrieval=true
username: root
password: 123456
mybatis-plus:
#配置類(lèi)型別名所對(duì)應(yīng)的包
type-aliases-package: com.demo.provider.entity
#配置SQL輸出語(yǔ)句com.winsun.dataclean.mapper
mapper-locations: com/demo/provider/mapper/*.xml
dubbo:
application:
name: ${spring.application.name}
registry:
address: zookeeper://43.139.86.193:2181
timeout: 2000
protocol:
name: dubbo
port: 20890
# 掃描 @DubboService 注解
scan:
base-packages: com.demo.provider.service.impl
第三步:編寫(xiě)啟動(dòng)類(lèi)
package com.demo.provider;
import org.apache.dubbo.config.spring.context.annotation.EnableDubbo;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
/**
* @Author: laz
* @CreateTime: 2022-10-26 11:05
* @Version: 1.0
*/
@EnableDubbo
@SpringBootApplication
@MapperScan("com.demo.provider.mapper")
public class ProviderApp {
public static void main(String[] args) {
SpringApplication.run(ProviderApp.class,args);
System.out.println("生產(chǎn)者啟動(dòng)完畢");
}
}
第四步:添加mapper接口
package com.demo.provider.mapper;
import com.demo.api.entity.User;
/**
* @Author: laz
* @CreateTime: 2022-10-26 11:01
* @Version: 1.0
*/
public interface UserMapper {
User selectUserById(Long id);
}xml:
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.demo.provider.mapper.UserMapper">
<select id="selectUserById" resultType="com.demo.api.entity.User">
select * from user where id = #{id}
</select>
</mapper>
第五步:實(shí)現(xiàn)接口:
package com.demo.provider.service.impl;
import com.demo.api.entity.User;
import com.demo.api.service.IUserService;
import com.demo.provider.mapper.UserMapper;
import lombok.AllArgsConstructor;
import org.apache.dubbo.config.annotation.DubboService;
/**
* @Author: laz
* @CreateTime: 2022-10-26 11:00
* @Version: 1.0
*/
@DubboService
@AllArgsConstructor
public class UserServiceImpl implements IUserService {
private final UserMapper userMapper;
public User selectUserById(Long id) {
User user = userMapper.selectUserById(id);
return user;
}
}第六步:編寫(xiě)controller層接口
package com.demo.provider.controller;
import com.demo.api.entity.User;
import com.demo.api.service.IUserService;
import lombok.AllArgsConstructor;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
/**
* @Author: laz
* @CreateTime: 2022-10-26 11:53
* @Version: 1.0
*/
@RestController
@RequestMapping("/provider")
@AllArgsConstructor
public class UserController {
private final IUserService userService;
@RequestMapping("/selectUserById/{id}")
public User selectUserById(@PathVariable("id")Long id){
return userService.selectUserById(id);
}
}開(kāi)發(fā)消費(fèi)者模塊
第一步:導(dǎo)入依賴
<?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">
<parent>
<artifactId>dubbo-demo</artifactId>
<groupId>com.demo</groupId>
<version>1.0-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>dubbo-customer</artifactId>
<dependencies>
<!--dubbo-samples-springcloud-api 項(xiàng)目 依賴-->
<dependency>
<groupId>com.demo</groupId>
<artifactId>dubbo-api</artifactId>
<version>1.0-SNAPSHOT</version>
</dependency>
<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>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.apache.dubbo</groupId>
<artifactId>dubbo-registry-zookeeper</artifactId>
</dependency>
</dependencies>
</project>
第二步:添加配置
server:
port: 8082
spring:
application:
name: dubbo-samples-consumer-springCloud
dubbo:
registry:
address: zookeeper://43.139.86.193:2181
timeout: 2000
protocol:
name: dubbo第三步:編寫(xiě)啟動(dòng)類(lèi):
package com.demo.customer;
import org.apache.dubbo.config.spring.context.annotation.EnableDubbo;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
@EnableDubbo
public class ConsumerApplication {
public static void main(String[] args) {
SpringApplication.run(ConsumerApplication.class, args);
System.out.println("消費(fèi)者啟動(dòng)完畢!");
}
}第四步:編寫(xiě)調(diào)用生產(chǎn)者接口
package com.demo.customer.controller;
import com.demo.api.entity.User;
import com.demo.api.service.IUserService;
import lombok.extern.slf4j.Slf4j;
import org.apache.dubbo.config.annotation.DubboReference;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
@RequestMapping("/consumer")
@Slf4j
public class ConsumerUserController {
@DubboReference( protocol = "dubbo", loadbalance = "random")
private IUserService userService;
@RequestMapping("/selectUserById/{id}")
public User getUser(@PathVariable("id") Long id) {
User user = userService.selectUserById(id);
log.info("response from provider: {}", user);
return user;
}
}
整個(gè)項(xiàng)目結(jié)構(gòu)如下:

測(cè)試
分別啟動(dòng)生產(chǎn)者和消費(fèi)者,在瀏覽器分別調(diào)用以下接口:
http://localhost:8081/provider/selectUserById/1
http://localhost:8082/consumer/selectUserById/1
結(jié)果:

到此這篇關(guān)于Springboot整合dubbo搭建微服務(wù)的實(shí)現(xiàn)示例的文章就介紹到這了,更多相關(guān)Springboot dubbo微服務(wù)內(nèi)容請(qǐng)搜索腳本之家以前的文章或繼續(xù)瀏覽下面的相關(guān)文章希望大家以后多多支持腳本之家!
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