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Linux安装JDK8
官网下载JDK , 需要登录
winscp上传后,执行解压命令:
tar -zxvf jdk-8u321-linux-x64.tar.gz
创建JDK目录:
mkdir -p /usr/local/jdk1.8.0_321
复制到指定目录下:
cp jdk1.8.0_321/* /usr/local/jdk1.8.0_321/ -r
修改linux环境配置:
vim /etc/profile
,末尾处添加如下代码
# java environment
export JAVA_HOME=/usr/local/jdk1.8.0_321
export CLASSPATH=.:${JAVA_HOME}/jre/lib/rt.jar:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar
export PATH=$PATH:${JAVA_HOME}/bin
- 刷新配置文件:
source /etc/profile
- 检查是否安装成功
java -version 或 javac