JDK CENTOS环境变量配置

export JAVA_HOME=/usr/local/java/jdk1.7.0_80
export JRE_HOME=/usr/local/java/jdk1.7.0_80/jre
export CLASSPATH=.:$JAVA_HOME/lib/tools.jar:$JAVA_HOME/lib/dt.jar:$JRE_HOME/lib
export PATH=$JAVA_HOME/bin:$JRE_HOME/bin:$PATH