目錄結構：

pom檔案：

<?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>springboot</groupId>
    <artifactId>springboot-dubbo-server</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>springboot-dubbo 服務端:: 整合 Dubbo/ZooKeeper 詳解 SOA 案例</name>

    <!-- Spring Boot 啟動父依賴 -->
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>1.5.1.RELEASE</version>
    </parent>

    <properties>
        <dubbo-spring-boot>1.0.0</dubbo-spring-boot>
    </properties>

    <dependencies>

        <!-- Spring Boot Dubbo 依賴 -->
        <dependency>
            <groupId>io.dubbo.springboot</groupId>
            <artifactId>spring-boot-starter-dubbo</artifactId>
            <version>${dubbo-spring-boot}</version>
        </dependency>

        <!-- Spring Boot Web 依賴 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

        <!-- Spring Boot Test 依賴 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>

        <!-- Junit -->
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
        </dependency>
    </dependencies>
</project>

application.properties：

## Dubbo 服務提供者配置
spring.dubbo.application.name=provider
spring.dubbo.registry.address=zookeeper://127.0.0.1:2181
spring.dubbo.protocol.name=dubbo
spring.dubbo.protocol.port=20882
spring.dubbo.scan=org.spring.springboot.dubbo

City :

package org.spring.springboot.domain;

import java.io.Serializable;

/**
 * 城市實體類
 *
 */
public class City implements Serializable {

    private static final long serialVersionUID = -1L;

    /**
     * 城市編號
     */
    private Long id;

    /**
     * 省份編號
     */
    private Long provinceId;

    /**
     * 城市名稱
     */
    private String cityName;

    /**
     * 描述
     */
    private String description;

    public City() {
    }

    public City(Long id, Long provinceId, String cityName, String description) {
        this.id = id;
        this.provinceId = provinceId;
        this.cityName = cityName;
        this.description = description;
    }

    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

    public Long getProvinceId() {
        return provinceId;
    }

    public void setProvinceId(Long provinceId) {
        this.provinceId = provinceId;
    }

    public String getCityName() {
        return cityName;
    }

    public void setCityName(String cityName) {
        this.cityName = cityName;
    }

    public String getDescription() {
        return description;
    }

    public void setDescription(String description) {
        this.description = description;
    }
}

CityDubboService:

package org.spring.springboot.dubbo;

import org.spring.springboot.domain.City;

/**
 * 城市業務 Dubbo 服務層
 *
 * Created by bysocket on 28/02/2017.
 */
public interface CityDubboService {

    /**
     * 根據城市名稱，查詢城市資訊
     * @param cityName
     */
    City findCityByName(String cityName);
}

CityDubboServiceImpl:

package org.spring.springboot.dubbo.impl;

import com.alibaba.dubbo.config.annotation.Service;
import org.spring.springboot.domain.City;
import org.spring.springboot.dubbo.CityDubboService;
import org.springframework.beans.factory.annotation.Autowired;

/**
 * 城市業務 Dubbo 服務層實現層
 *
 */
// 註冊為 Dubbo 服務
@Service(version = "1.0.0")
public class CityDubboServiceImpl implements CityDubboService {

    public City findCityByName(String cityName) {
        return new City(1L,2L,"忠縣","是我的故鄉");
    }
}

ServerApplication啟動類：

package org.spring.springboot;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

/**
 * Spring Boot 應用啟動類
 *
 * Created by bysocket on 16/4/26.
 */
// Spring Boot 應用的標識
@SpringBootApplication
public class ServerApplication {

    public static void main(String[] args) {
        // 程式啟動入口
        // 啟動嵌入式的 Tomcat 並初始化 Spring 環境及其各 Spring 元件
        SpringApplication.run(ServerApplication.class,args);
    }
}

直接啟動：

服務釋出成功！！！