To run ADF GUI you need to set up variables (add them to your .bashrc)

export ADFHOME=/apps/adf2009.01

export ADFBIN=/apps/adf2009.01/bin

export SCMLICENSE=/apps/adf2009.01/license_adf.txt

export PATH=/apps/adf2009.01/bin:$PATH

Than try it with (you need to reload your session)

adfview