Both of them were promply replaced for free (still under warranty which is 2 years) after a nice email exchange with Evoluent. I'm quite happy with their service as well.
So for Oracle ruining Java would not make any financial sense, neither short term nor long term. If they have at least 2 brain cells working, they will not do it. Although big companies do not always act rationally.
If it's worth doing, it's worth doing for money.