如何通过Maven获取jar包 如何在maven官网找到jar包依赖？
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首先去官网下载 Maven
下载完成之后将其解压，我将解压后的文件夹重命名成 maven，并将它放在 D:\Server 目录下，即 maven 最终的路径是：D:\Server\maven
配置 maven 环境变量：
系统变量：MAVEN_HOME = D:\Server\maven
用户变量：path = %MAVEN_HOME%\bin
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