Spring boot-hello world, springboot-hello

Spring boot-hello world, springboot-hello

1. Create a maven project and import dependencies

<Parent>
<GroupId> org. springframework. boot </groupId>
<ArtifactId> spring-boot-starter-parent </artifactId>
<Version> 1.5.10.RELEASE </version>
</Parent>

<Dependencies>
<Dependency>
<GroupId> org. springframework. boot </groupId>
<ArtifactId> spring-boot-starter-web </artifactId>
</Dependency>
</Dependencies>

2. Create a project startup class

@ SpringBootApplication
Public class Application {
Public static void main (String [] args ){
SpringApplication. run (Application. class, args );
}
}

3. Create a controller

@ RestController
Public class HelloController {

@ GetMapping (value = "/hello ")
Public String hello (String name ){
Return "hello" + name;
}
}

4. Run the main method in step 1 to start the project. The browser accesses: http: // localhost: 2nd/hello? Name = world