SpringCloud之基礎例項之客戶端
阿新 • • 發佈:2018-11-19
本文章總結摘錄的《Spring Cloud與Docker微服務架構實戰》,如果覺得文章對您有所幫助想有所精進,請購買正版書籍深入研究
承接上文的SpringCloud之基礎例項之服務端,我們來編寫服務端
新增pom依賴同服務端
建立使用者實體類
package com.etoak.pojo.h2; import java.math.BigDecimal; import lombok.Data; @Data public class User { private Long id; private String username; private String name; private Integer age; private BigDecimal balance; }
建立啟動類
package com.etoak; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.context.annotation.Bean; import org.springframework.web.client.RestTemplate; @SpringBootApplication public class App { @Bean public RestTemplate restTemplate() { return new RestTemplate(); } public static void main(String[] args) { SpringApplication.run(App.class, args); } }
建立Controller,在其中使用RestTemplate 請求微服務的API
package com.etoak.controller; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RestController; import org.springframework.web.client.RestTemplate; import com.etoak.pojo.h2.User; @RestController public class ConsumerController { @Autowired private RestTemplate restTemplate; @GetMapping("/user/{id}") public User findById(@PathVariable Long id) { return this.restTemplate.getForObject("http://localhost:8000/"+id, User.class); } }
新增配置檔案application.yml
server:
port: 8010
訪問http://127.0.0.1:8010/user/1