1、jdk8

1.1、下载地址

www.oracle.com/java/techno…

1.2、选择install版本

Windows x64 168.67 MB jdk-8u291-windows-x64.exe

1.3、安装

下一步安装法

1.4、配置环境变量

右键我的电脑>属性>高级系统设置>环境变量

JAVA_HOME=D:\jdk8
PATH=...;%JAVA_HOME%\bin;%JAVA_HOME%\jre\bin

1.5、验证安装

java -version

java version "1.8.0_181"
Java(TM) SE Runtime Environment (build 1.8.0_181-b13)
Java HotSpot(TM) 64-Bit Server VM (build 25.181-b13, mixed mode)

1.6、idea配置

打开Project Structure >Project SDK

NAME 1.8 
选择 JDK homepath

2、maven3

2.1、下载地址

maven.apache.org/download.cg…

2.2、选择版本

Binary zip archive apache-maven-3.8.1-bin.zip

2.3、安装

解压到指定位置 D:\maven3

2.4、配置环境变量

右键我的电脑>属性>高级系统设置>环境变量

MAVEN_HOME=D:\maven3
PATH=...;%MAVEN_HOME%\bin

2.5、验证安装

mvn -v

Apache Maven 3.8.1 (05c21c65bdfed0f71a2f2ada8b84da59348c4c5d)
Maven home: D:\maven3\bin\..
Java version: 1.8.0_181, vendor: Oracle Corporation, runtime: D:\develop\java1.8\jre
Default locale: zh_CN, platform encoding: GBK
OS name: "windows 10", version: "10.0", arch: "amd64", family: "windows"

2.6、修改配置镜像加速

D:>maven3>conf>settings.xml

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

2.7、idea配置

File | Settings | Build, Execution, Deployment | Build Tools | Maven

Maven home path:  D:/maven3
User setting file:  D:\develop\maven3\conf\settings.xml
Local repository:  D:\.m2\repository