Download from oracle site with wget ...

If you want to download links with wget from Oracle site which are session authentication based, you must do it in two steps.

1. authenticate yourself to get the cookie

# Log in to the server. This can be done only once.
wget --save-cookies cookies.txt \
--post-data 'username=xxxx&password=xxxx' \
https://profile.oracle.com/jsp/reg/loginHandler.jsp

2. retrieve the file as normal

# Now grab the page or pages we care about.
wget --load-cookies cookies.txt \
-p http://download-llnw.oracle.com/otn/java/jdeveloper/11.1.1.3.0/jdevstudio11113install.bin

That's all.