Linux之JDK的安装配置

一：安装

    点击链接http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html下载压缩文件并解压到/home/software/jdk/中，并重命名为jdk1.8.0_111

二：环境变量配置

    方法一：

        vim ~/.bashrc 或 vi /etc/profile

        export JAVA_HOME=/home/software/jdk/jdk1.8.0_111

        export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

        export PATH=$JAVA_HOME/bin:$PATH

    方法二：

        source ~/.bashrc 或 source /etc/profile

        export JAVA_HOME=/home/software/java/jdk1.8.0_60

        export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

        export PATH=$JAVA_HOME/bin:$PATH