描述

dubbo服务提供方

maven依赖

<dependencies>
        <!-- dubbo API -->
        <dependency>
            <groupId>com.zm.demo.dubbo</groupId>
            <artifactId>dubbo-sc-api</artifactId>
            <version>${project.version}</version>
        </dependency>

        <!-- Spring Boot dependencies -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-actuator</artifactId>
        </dependency>

        <!-- Dubbo Spring Cloud Starter -->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-dubbo</artifactId>
        </dependency>

        <!-- Spring Cloud Nacos Service Discovery -->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
        </dependency>
    </dependencies>

配置：

dubbo:
  scan:
    # dubbo 服务扫描基准包
    base-packages: com.zm.demo.dubbo.sc.provider
  protocol:
    # dubbo 协议
    name: dubbo
    # dubbo 协议端口（ -1 表示自增端口，从 20880 开始）
    port: -1
  registry:
    # 挂载到 Spring Cloud 注册中心
    address: spring-cloud://localhost

spring:
  application:
    # Dubbo 应用名称
    name: demo-dubbo-sc-provider
  main:
    # Spring Boot 2.1 需要设定
    allow-bean-definition-overriding: true
  cloud:
    nacos:
      # Nacos 服务发现与注册配置
      discovery:
        server-addr: 127.0.0.1:8848

服务实现

package com.zm.demo.dubbo.sc.provider;

import com.zm.demo.dubbo.sc.api.UserService;
import org.apache.dubbo.config.annotation.Service;

/**
 * @org.apache.dubbo.config.annotation.Service 是 Dubbo 服务注解，仅声明该 Java 服务（本地）实现为 Dubbo 服务
 * @author zoum
 * @create 2019/4/26 11:25
 */
@Service
public class UserServiceImpl implements UserService {

    public String hello(String userName) {
        return "hello " + userName;
    }
}

服务启动

package com.zm.demo.dubbo.sc.provider;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;

/**
 * @author zoum
 * @create 2019/4/26 11:38
 */

@EnableDiscoveryClient
@EnableAutoConfiguration
public class DubboSpringCloudServerBootstrap {

    public static void main(String[] args){
        SpringApplication.run(DubboSpringCloudServerBootstrap.class);
    }
}