新建工程spring boot

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sinceForever 2021-05-20 15:34:46 ©著作权

文章标签 spring boot 文章分类 spring boot 后端开发

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新建工程spring boot

使用Maven管理，

新建工程spring boot_spring boot

在官网(http://atart.spring.io)下载demo后，加入依赖

<dependency>
         <groupId>org.springframework.bootgroupId>
         <artifactId>spring-boot-starter-tomcatartifactId>

      dependency>

pom.xml

<?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>4.0.0modelVersion>

   <groupId>com.examplegroupId>
   <artifactId>demoartifactId>
   <version>0.0.1-SNAPSHOTversion>
   <packaging>jarpackaging>

   <name>demoname>
   <description>Demo project for Spring Bootdescription>

   <parent>
      <groupId>org.springframework.bootgroupId>
      <artifactId>spring-boot-starter-parentartifactId>
      <version>1.5.1.RELEASEversion>
      <relativePath/>
   parent>

   <properties>
      <project.build.sourceEncoding>UTF-8project.build.sourceEncoding>
      <project.reporting.outputEncoding>UTF-8project.reporting.outputEncoding>
      <java.version>1.8java.version>
   properties>

   <dependencies>
      <dependency>
         <groupId>org.springframework.bootgroupId>
         <artifactId>spring-boot-starter-webartifactId>
      dependency>

      <dependency>
         <groupId>org.springframework.bootgroupId>
         <artifactId>spring-boot-starter-testartifactId>
         <scope>testscope>
      dependency>
      <dependency>
         <groupId>org.springframework.bootgroupId>
         <artifactId>spring-boot-starter-tomcatartifactId>

      dependency>
   dependencies>

   <build>
      <plugins>
         <plugin>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-maven-pluginartifactId>
         plugin>
      plugins>
   build>

project>

DemoApplication.java

package com.example;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

//@SpringBootApplication
//public class DemoApplication {
//
// public static void main(String[] args) {
//
//    SpringApplication.run(DemoApplication.class, args);
//
// }
//}
@SpringBootApplication
@RestController
public class DemoApplication {

   @RequestMapping("/")
   public String greeting() {
      return "Hello World!";
   }

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