Some advice on software to move oracle forms to java

Sorry for this not database question, but several people in the list has an excellent experience on forms as in database.

Does anyone had used a good and cheap software to migrate from forms to java?

we are planning this

Any advice on migrating complex forms ?, How Much?
:)
Thank you in advance for your time

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Oracle Certified Profesional 9i 10g
Orace Certified Professional Developer 6i

8 years of experience in Oracle 7,8i,9i,10g and developer 6i
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http://www.freelists.org/webpage/oracle-l