P.D. Expecting a CHANGE OF CONDUCT on everybody indolently grabbing FOSS code. [At least take the reimplementing work, that's a proof of concept contribution].
Not an Oracle apologist, neither Lawyer. To me sounds A LOT OF MONEY ASKED. If Law endorsed, compensations shouldn't be such as to damage Google.
Things could well start by immediate reestablishment of a temperated licensing fee. Damages to be long term negotiated, and subject to audit-able, true co-developing [being Google the biggest global licensee].