dockerfile打centos7的jdk基础镜像

FROM centos:7
ADD jdk-8u172-linux-x64.tar.gz /usr/local/      

ENV JAVA_HOME /usr/local/jdk1.8.0_172
ENV CLASSPATH $JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
ENV PATH $PATH:$JAVA_HOME/bin