wget下载jdk8

wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/8u141-b15/336fa29ff2bb4ef291e347e091f7f4a7/jdk-8u141-linux-x64.tar.gz"

tar xzf jdk-8u141-linux-x64.tar.gz

wget下载jdk8

vi /etc/profile

JAVA_HOME=/home/weijun/jdk/jdk1.8.0_141

JRE_HOME=/home/weijun/jdk/jdk1.8.0_141/jre

CLASS_PATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib

PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin

export JAVA_HOME JRE_HOME CLASS_PATH PATH

source /etc/profile