一、安装环境准备1、下载JDK解压 将下载好的tar -zxvf jdk-8u211-linux-x64.tar.gz解压并拷贝到/usr/local目录下 # tar -zxvf jdk-8u211-linux-x64.tar.gz -C /usr/local/ cd /usr/local mkdir /usr/local/java ...