<?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.example</groupId>

	<artifactId>demo1</artifactId>

	<version>0.0.1-SNAPSHOT</version>

	<packaging>jar</packaging>

	<name>demo1</name>

	<description>Demo project for Spring Boot</description>

	<parent>

		<groupId>org.springframework.boot</groupId>

		<artifactId>spring-boot-starter-parent</artifactId>

		<version>2.0.2.RELEASE</version>

		<relativePath /> <!-- lookup parent from repository -->

	</parent>

	<properties>

		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>

		<java.version>1.8</java.version>

	</properties>

	<dependencies>

		<dependency>

		<groupId>org.springframework.boot</groupId>

		<artifactId>spring-boot-starter-web</artifactId>

		</dependency>

		<dependency>

		<groupId>org.springframework.boot</groupId>

		<artifactId>spring-boot-starter-test</artifactId>

		<scope>test</scope>

		</dependency>

	</dependencies>

	<build>

		<plugins>

			<plugin>

			<groupId>org.springframework.boot</groupId>

			<artifactId>spring-boot-maven-plugin</artifactId>

			</plugin>

		</plugins>

	</build>

</project>

@RestController

//表示该controller类下所有的方法都公用的一级上下文根

@RequestMapping(value = "/springboot")

public class UserController {

	//这里使用@RequestMapping注解表示该方法对应的二级上下文路径

	@RequestMapping(value = "/getUserByGet", method = RequestMethod.GET)

		String getUserByGet(@RequestParam(value = "userName") String userName){

		return "Hello " + userName;

	}

}