Re: Food Tasting, Memory and Rolling Back Transactions.

Klaus Wuestefeld <[email protected]>
Newsgroups gmane.comp.java.prevayler
Message-ID <[email protected]>
Hi Justin,

These two things you wrote below seem sort of contradictory:

> Conversely, if a transaction fails deterministically, it will always
> fail, whether against the food taster, against the king, or later when
> replayed from the journal. Therefore, eliminating the food taster does
> not introduce any particular inconsistency
...
> A rollback mechanism such as the food taster only helps you defend
> against a very narrow class of bugs: *Deterministic* bugs that put the
> system in an *inconsistent state* AND cause a RuntimeException to be
> thrown from the *same* Transaction that introduced the inconsistent
> state.

See you, Klaus.

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