Return an estimate of the last time this object was used. If the class
of the pooled object implements {@link TrackedUse}, what is returned is
the maximum of {@link TrackedUse#getLastUsed()} and
{@link #getLastBorrowTime()}; otherwise this method gives the same
value as {@link #getLastBorrowTime()}.
Return an estimate of the last time this object was used. If the class of the pooled object implements {@link TrackedUse}, what is returned is the maximum of {@link TrackedUse#getLastUsed()} and {@link #getLastBorrowTime()}; otherwise this method gives the same value as {@link #getLastBorrowTime()}.
@return the last time this object was used