SpringBoot入門-1（Hello Word Boot）
阿新 • • 發佈：2017-08-12
eas hand running 頁面 .cn tpm 2.3 src size
/* */@RequestBody
*
*/
@RestController
@EnableAutoConfiguration
public class HelloController {
@RequestMapping("/hello")
public String hello(){
return "Hello Word SpringBoot";
}
public static void main(String[] args) {
SpringApplication.run(HelloController.class, args);
}
}
1、創建一個Maven項目，添加一個parent，代碼如下
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.3.4.RELEASE</version>
</parent>
2、添加一個依賴
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
</dependencies> 3、配置java版本，若不填，默認1.6
<build>
<!-- 配置java版本 不配置的話默認父類配置的是1.6-->
<pluginManagement>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>1.7</source>
<target>1.7</target>
</configuration>
</plugin>
</plugins>
</pluginManagement>
</build>4、新建一個java文件
package com.test; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.EnableAutoConfiguration; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; /** * @RestController [email protected]
最後run運行
. ____ _ __ _ _ /\\ / ___‘_ __ _ _(_)_ __ __ _ \ \ \ ( ( )\___ | ‘_ | ‘_| | ‘_ \/ _` | \ \ \ \\/ ___)| |_)| | | | | || (_| | ) ) ) ) ‘ |____| .__|_| |_|_| |_\__, | / / / / =========|_|==============|___/=/_/_/_/ :: Spring Boot :: (v1.3.4.RELEASE) 2017-08-12 13:51:00.098 INFO 2124 --- [ main] com.test.HelloController : Starting HelloController on DESKTOP-M8DR5S3 with PID 2124 (F:\MyEclipse\mywork\spinrBoot-hello\target\classes started by 592302116 in F:\MyEclipse\mywork\spinrBoot-hello) 2017-08-12 13:51:00.113 INFO 2124 --- [ main] com.test.HelloController : No active profile set, falling back to default profiles: default 2017-08-12 13:51:00.160 INFO 2124 --- [ main] ationConfigEmbeddedWebApplicationContext : Refreshing org.springframework.boot.context.embedded.AnnotationConfigEmbedde[email protected]: startup date [Sat Aug 12 13:51:00 CST 2017]; root of context hierarchy 2017-08-12 13:51:01.770 INFO 2124 --- [ main] s.b.c.e.t.TomcatEmbeddedServletContainer : Tomcat initialized with port(s): 8080 (http) 2017-08-12 13:51:01.815 INFO 2124 --- [ main] o.apache.catalina.core.StandardService : Starting service Tomcat 2017-08-12 13:51:01.815 INFO 2124 --- [ main] org.apache.catalina.core.StandardEngine : Starting Servlet Engine: Apache Tomcat/8.0.33 2017-08-12 13:51:01.955 INFO 2124 --- [ost-startStop-1] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring embedded WebApplicationContext 2017-08-12 13:51:01.955 INFO 2124 --- [ost-startStop-1] o.s.web.context.ContextLoader : Root WebApplicationContext: initialization completed in 1795 ms 2017-08-12 13:51:02.299 INFO 2124 --- [ost-startStop-1] o.s.b.c.e.ServletRegistrationBean : Mapping servlet: ‘dispatcherServlet‘ to [/] 2017-08-12 13:51:02.315 INFO 2124 --- [ost-startStop-1] o.s.b.c.embedded.FilterRegistrationBean : Mapping filter: ‘characterEncodingFilter‘ to: [/*] 2017-08-12 13:51:02.315 INFO 2124 --- [ost-startStop-1] o.s.b.c.embedded.FilterRegistrationBean : Mapping filter: ‘hiddenHttpMethodFilter‘ to: [/*] 2017-08-12 13:51:02.315 INFO 2124 --- [ost-startStop-1] o.s.b.c.embedded.FilterRegistrationBean : Mapping filter: ‘httpPutFormContentFilter‘ to: [/*] 2017-08-12 13:51:02.315 INFO 2124 --- [ost-startStop-1] o.s.b.c.embedded.FilterRegistrationBean : Mapping filter: ‘requestContextFilter‘ to: [/*] 2017-08-12 13:51:02.565 INFO 2124 --- [ main] s.w.s.m.m.a.RequestMappingHandlerAdapter : Looking for @ControllerAdvice: org.springframework.boot.context.embedded.AnnotationConfigEmbedde[email protected]: startup date [Sat Aug 12 13:51:00 CST 2017]; root of context hierarchy 2017-08-12 13:51:02.630 INFO 2124 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/hello]}" onto public java.lang.String com.test.HelloController.hello() 2017-08-12 13:51:02.630 INFO 2124 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error]}" onto public org.springframework.http.ResponseEntity<java.util.Map<java.lang.String, java.lang.Object>> org.springframework.boot.autoconfigure.web.BasicErrorController.error(javax.servlet.http.HttpServletRequest) 2017-08-12 13:51:02.630 INFO 2124 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error],produces=[text/html]}" onto public org.springframework.web.servlet.ModelAndView org.springframework.boot.autoconfigure.web.BasicErrorController.errorHtml(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse) 2017-08-12 13:51:02.708 INFO 2124 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Mapped URL path [/webjars/**] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler] 2017-08-12 13:51:02.708 INFO 2124 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Mapped URL path [/**] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler] 2017-08-12 13:51:02.802 INFO 2124 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Mapped URL path [/**/favicon.ico] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler] 2017-08-12 13:51:02.958 INFO 2124 --- [ main] o.s.j.e.a.AnnotationMBeanExporter : Registering beans for JMX exposure on startup 2017-08-12 13:51:03.083 INFO 2124 --- [ main] s.b.c.e.t.TomcatEmbeddedServletContainer : Tomcat started on port(s): 8080 (http) 2017-08-12 13:51:03.083 INFO 2124 --- [ main] com.test.HelloController : Started HelloController in 3.329 seconds (JVM running for 3.61) 2017-08-12 13:51:32.885 INFO 2124 --- [nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring FrameworkServlet ‘dispatcherServlet‘ 2017-08-12 13:51:32.885 INFO 2124 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet : FrameworkServlet ‘dispatcherServlet‘: initialization started 2017-08-12 13:51:32.900 INFO 2124 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet : FrameworkServlet ‘dispatcherServlet‘: initialization completed in 15 ms
在url輸入http://127.0.0.1:8080/hello
頁面將展示出來
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SpringBoot入門-1（Hello Word Boot）