linux JAVA环境变量配置
export JAVA_HOME=/usr/local/program/jdk1.8 export PATH=$JAVA_HOME/bin:$PATH export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
命令:vim /etc/profile
重新加载配置文件:source /etc/profile
注:
卸载linux自带的openJDK命令
rpm -qa|grep java rpm -e --nodeps java-1.8.0-openjdk-headless-1.8.0.101-3.b13.el7_2.x86_64