springBoot创建示例(Hello World)

淡淡的烟草味﹌ 2022-05-26 06:20 274阅读 0赞

创建一个简单的web项目，利用spring Boot

![2018053111083045][]

![20180531110838521][]

![20180531110851930][]

而后点击next----finish 即可。

**1.pom文件如下；**

<?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.wangcw</groupId>
       <artifactId>demo</artifactId>
       <version>0.0.1-SNAPSHOT</version>
       <packaging>jar</packaging>
    
       <name>girl</name>
       <description>Demo project for Spring Boot</description>
    
       <parent>
          <groupId>org.springframework.boot</groupId>
          <artifactId>spring-boot-starter-parent</artifactId>
          <version>1.4.1.RELEASE</version>
          <relativePath/> 
       </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>

**2.**

**通过main方法或者maven插件启动程序tomcat；**

![20180531110908233][]

![20180531110915674][]

**3.写一个Controller来进行访问测试**

@RestController
    @RequestMapping("/hello")
    public class HelloController {
    
        @GetMapping(value = "/say")
        public String say() {
            return hello world;
        }
    }

**4.测试访问：**

![20180531110925576][]

[2018053111083045]: /images/20220526/37758ed313d5419d88dd220d1caf1f4b.png
[20180531110838521]: /images/20220526/d9806e7cdc934b65951ae84e020c45cb.png
[20180531110851930]: /images/20220526/48b0c5d355f54bb7a57abd3136ebf4c9.png
[20180531110908233]: /images/20220526/c9464b279336421d8eaec027aca9be85.png
[20180531110915674]: /images/20220526/76a54d457dce4024a2b6e215ccf37621.png
[20180531110925576]: /images/20220526/4e43123be1af41f09106164e0b4adf01.png