centos6.5 安装jdk8

#cd /mnt/downloads/

#wget --no-cookie --header "Cookie: s_cc=true; oraclelicense=accept-securebackup-cookie; s_nr=1407131063040; gpw_e24=http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html; s_sq=%5B%5BB%5D%5D" http://download.oracle.com/otn-pub/java/jdk/8u91-b14/jdk-8u91-linux-x64.tar.gz

# tar -zxvf jdk-8u91-linux-x64.tar.gz -C /usr/local/JDK

# vim /etc/profile

export JAVA_HOME=/usr/local/JDK/jdk1.8.0_91

export JRE_HOME=${JAVA_HOME}/jre

export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib

export PATH=${JAVA_HOME}/bin:$PATH

# source /etc/profile

# java -version