spring boot hello world 搭建
阿新 • • 發佈:2017-07-23
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1.下載地址:
Eclipse:http://www.eclipse.org/downloads/packages/eclipse-ide-java-ee-developers/neonr
Spring Tool Suite:https://spring.io/tools/sts/all
2.使用版本為:
Eclipse:eclipse-jee-neon-R-win32-x86_64.zip
Spring Tool Suite:springsource-tool-suite-3.9.0.RELEASE-e4.6.3-updatesite.zip
2.插件安裝:
采用離線安裝,安裝方式類似svn的安裝。
3.新建工程:
註意,過程中選擇相應的組件,如web,mybatis,redis 等。
4.hello World 代碼的編寫
共兩個類。
類1:
package com.example.first; import org.springframework.boot.autoconfigure.EnableAutoConfiguration; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.bind.annotation.RestController; @RestController @EnableAutoConfiguration public class Example { @RequestMapping("/") String home() { return "Hello World!"; } @RequestMapping("/hello/{myName}") String index(@PathVariable String myName) {return "Hello "+myName+"!!!"; } }
類 2:
@SpringBootApplication public class Application { public static void main(String[] args) { SpringApplication.run(Application.class, args); } }
5.啟動方式
右鍵項目名稱,run as application ,選擇上面的Application 類。
瀏覽器輸入 http://localhost:8080/ 即可看到 Hello World!
spring boot hello world 搭建