安装jdk8

下载

http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

上传解压

tar –zxvf jdk-8u152-linux-x64.tar.gz

环境变量配置

export JAVA_HOME=/app/deploy/jdk1.8.0_152
export JRE_HOME=/app/deploy/jdk1.8.0_152/jre
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib
export PATH=$PATH:$JAVA_HOME/bin

查看

source /etc/profile
java -version