Issues uncompressing a tar.gz file

Question

I have been trying to uncompress the following file:

sudo wget http://download.oracle.com/otn-pub/java/jdk/7u21-b11/jdk-7u21-linux-x64.tar.gz

w

Answer 1

j883376 answer is right.But The easiest way to solve it is to download the file first, using your web browser, and then copy the download url then wget it useing your server.