wget下载jdk最新方式

wget --no-check-certificate --no-cookies --header "Cookie: oraclelicense=accept-securebackup-cookie" http://download.oracle.com/otn-pub/java/jdk/7u51-b13/jdk-7u51-linux-x64.tar.gz

http://stackoverflow.com/questions/10268583/how-to-automate-download-and-installation-of-java-jdk-on-linux