<?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>com.chry</groupId>
  <artifactId>studySpringBoot</artifactId>
  <version>0.0.1-SNAPSHOT</version>

  <properties>
    <java.version>1.7</java.version>
  </properties>

  <!-- Inherit defaults from Spring Boot -->
  <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>1.4.0.RELEASE</version>
  </parent>

  <!-- Add typical dependencies for a web application -->
  <dependencies>
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-web</artifactId>
    </dependency>  
  </dependencies>

  <!-- Package as an executable jar -->
  <build>
    <finalName>studySpringBoot</finalName>
  </build>
</project>

 package com.chry.study;

import org.springframework.boot.SpringApplication; 
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

@Controller
@EnableAutoConfiguration
public class SampleController {

@RequestMapping("/")
@ResponseBody
String home() {
     return "Hello World!";
  }

   public static void main(String[] args) throws Exception {
     SpringApplication.run(SampleController.class, args);
  }
}