springboot新手脱坑之无法下载依赖包

1. Apache maven 3.39配置

1.环境变量自己配置，

2.配置阿里云镜像和本地仓库

  <localRepository>D:\Apache\maven\repository</localRepository>


<mirror>
      <id>alimaven</id>
      <name>aliyun maven</name>
      <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
      <mirrorOf>central</mirrorOf>       
  </mirror>

3.profiles标签添加

            <profile>
		<id>jdk‐1.8</id>
		<activation>
		<activeByDefault>true</activeByDefault>
		<jdk>1.8</jdk>
		</activation>
		<properties>
		<maven.compiler.source>1.8</maven.compiler.source>
		<maven.compiler.target>1.8</maven.compiler.target>
		<maven.compiler.compilerVersion>1.8</maven.compiler.compilerVersion>
		</properties>
	    </profile>

4.idea配置

点击->setting