小程序入门学习18--springboot环境配置02

springboot官方中文文档
1 pom.xml配置，第一次配置完成需要下载许多文件

<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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>lanhai</groupId>
  <artifactId>next-news</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  
  <name>next-news</name>
  <description>新闻资讯 小程序+springBoot全栈实战</description>
  
  <!-- springboot父级依赖 -->
  <!--快捷键  注释：CTRL + SHIFT + /，取消注释：CTRL + SHIFT + \ -->
  <parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>2.1.1.RELEASE</version>
    <relativePath />
  </parent>
  
  <!--   声明相应版本信息  默认jdk1.5-->
  <properties>
  <!-- 告诉Maven编译源代码时的字符编码为UTF-8-->
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
    <java.version>1.8</java.version>
  </properties>
  
  <!-- 添加相关依赖 -->
  <dependencies>
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter</artifactId>
    </dependency>
    <dependency>
       <groupId>org.springframework.boot</groupId>
       <artifactId>spring-boot-starter-web</artifactId>
    </dependency>
    <dependency>
       <groupId>org.springframework.boot</groupId>
       <artifactId>spring-boot-configuration-processor</artifactId>
       <optional>true</optional>
    </dependency>
    
    <dependency>
       <groupId>mysql</groupId>
       <artifactId>mysql-connector-java</artifactId>
       <version>8.0.16</version>
    </dependency>
    
    <!-- mybatis -->
    <dependency>
       <groupId>org.mybatis.spring.boot</groupId>
       <artifactId>mybatis-spring-boot-starter</artifactId>
       <version>1.3.1</version>
    </dependency>
    <!-- mapper -->
    <dependency>
        <groupId>tk.mybatis</groupId>
        <artifactId>mapper-spring-boot-starter</artifactId>
        <version>1.2.4</version>
    </dependency>
    <!-- pagehelper -->
    <dependency>
        <groupId>com.github.pagehelper</groupId>
        <artifactId>pagehelper-spring-boot-starter</artifactId>
        <version>1.2.3</version>
    </dependency>
    
    <!-- apache工具类（可以不加入） -->
    <dependency>
      <groupId>commons-codec</groupId>
      <artifactId>commons-codec</artifactId>
      <version>1.11</version>
    </dependency>
    <dependency>
      <groupId>org.apache.commons</groupId>
      <artifactId>commons-lang3</artifactId>
      <version>3.4</version>
    </dependency>
    <dependency>
      <groupId>org.apache.commons</groupId>
      <artifactId>commons-io</artifactId>
      <version>1.3.2</version>
    </dependency>
  </dependencies>
  
</project>

2）去掉出pom.xml出错


勾选Force Update of Snapshots/Releases，避免出现Failed to read artifact descriptor for xxx