Install JDK On CentOS

安装依赖包

yum -y install gcc gcc-c++ autoconf libjpeg libjpeg-devel libpng libpng-devel freetype freetype-devel libxml2 libxml2-devel zlib zlib-devel glibc glibc-devel glib2 glib2-devel bzip2 bzip2-devel ncurses ncurses-devel curl curl-devel vim ntsysv  

下载JDK

 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/7u79-b15/jdk-7u79-linux-x64.rpm" 

安装

chmod +x jdk-7u79-linux-x64.rpm  
rpm -ivh jdk-7u79-linux-x64.rpm  

设置环境变量
vim /etc/profile
添加到/etc/profile最后

JAVA_HOME=/usr/java/jdk1.7.0_79  
CLASSPATH=$JAVA_HOME/lib/tools.jar  
PATH=$JAVA_HOME/bin:$PATH export  
source /etc/profile  

验证

java -version

Java(TM) SE Runtime Environment (build 1.7.0_79)  
Java HotSpot(TM) 64-Bit Server VM (build 24.79-b02, mixed mode)  

Grizzly

Never say never!