Preparation of pre development environment for springboot2 + IntelliJ idea

Embrace the sky 2021-02-23 17:57:45
preparation pre development environment springboot2

1、 System requirements :

  • Java 8 & compatible java14 .
  • Maven 3.3+
  • idea 2019.1.2

2、Maven Found in the installation directory conf The folder settings.xml file , Configure the following

<name>Nexus aliyun</name>

3、 Reference resources SpringBoot2 Official documents , Implementation requirements : Browse and send /hello request , Respond to Hello,Spring Boot 2 

3.1 Create a new one Maven project , stay pom.xml Middle configuration :


Here's the picture :

3.2 The right side uses Maven Download depends on resources


3.3 Create a main program class , Project entrance



  3.4 Next you can write MVC Business logic has changed , First, create the control class , Use @RestController Notes to illustrate , Class is written to the browser ( The note contains @controller and @ResponseBody)


3.5 start-up SpringBoot: Run the main program code





  If an error is found on the console during startup : The port is occupied by , Then reconfigure the port :


  URL visit :


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