目录结构:
pom文件:
<?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-client</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>springboot-dubbo 客户端:: 整合 Dubbo/ZooKeeper 详解 SOA 案例</name>
<!-- Spring Boot 启动父依赖 -->
<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 依赖 -->
<dependency>
<groupId>io.dubbo.springboot</groupId>
<artifactId>spring-boot-starter-dubbo</artifactId>
<version>${dubbo-spring-boot}</version>
</dependency>
<!-- Spring Boot Web 依赖 -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!-- Spring Boot Test 依赖 -->
<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:
## 避免和 server 工程端口冲突
server.port=8081
## Dubbo 服务消费者配置
spring.dubbo.application.name=consumer
spring.dubbo.registry.address=zookeeper://127.0.0.1:2181
spring.dubbo.scan=org.spring.springboot.dubbo
City:
package org.spring.springboot.domain;
import java.io.Serializable;
/**
* 城市实体类
*/
public class City implements Serializable {
private static final long serialVersionUID = -1L;
/**
* 城市编号
*/
private Long id;
/**
* 省份编号
*/
private Long provinceId;
/**
* 城市名称
*/
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:
import org.spring.springboot.domain.City;
/**
* 城市业务 Dubbo 服务层
*/
public interface CityDubboService {
/**
* 根据城市名称,查询城市信息
* @param cityName
*/
City findCityByName(String cityName);
}
CityDubboConsumerService:
package org.spring.springboot.dubbo;
import com.alibaba.dubbo.config.annotation.Reference;
import org.spring.springboot.domain.City;
import org.springframework.stereotype.Component;
/**
* 城市 Dubbo 服务消费者
*/
@Component
public class CityDubboConsumerService {
@Reference(version = "1.0.0")
CityDubboService cityDubboService;
public City printCity() {
String cityName="忠县";
City city = cityDubboService.findCityByName(cityName);
System.out.println(city.toString());
return city;
}
}
CityController:
package org.spring.springboot.controller;
import org.spring.springboot.domain.City;
import org.spring.springboot.dubbo.CityDubboConsumerService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
/**
* Created by 81046 on 2018-08-31
*/
@RestController
public class CityController {
@Autowired
private CityDubboConsumerService cityDubboConsumerService;
@GetMapping("/getCity")
public String getCity(){
City city = cityDubboConsumerService.printCity();
return city.toString();
}
}
ClientApplication启动类:
package org.spring.springboot;
import org.spring.springboot.dubbo.CityDubboConsumerService;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ConfigurableApplicationContext;
/**
* Spring Boot 应用启动类
*/
// Spring Boot 应用的标识
@SpringBootApplication
public class ClientApplication {
public static void main(String[] args) {
// 程序启动入口
// 启动嵌入式的 Tomcat 并初始化 Spring 环境及其各 Spring 组件
ConfigurableApplicationContext run = SpringApplication.run(ClientApplication.class, args);
CityDubboConsumerService cityService = run.getBean(CityDubboConsumerService.class);
System.out.println(cityService);
}
}
最后访问链接:http://localhost:8081/getCity
消费者成功调用服务方提供的服务。
观察dubbo-admin中心的内容:
打卡,收工!!!