streaming redux
jovo
jovo at home.com
Tue Dec 28 09:25:30 PST 2010
Daniel Gibson Wrote:
> > Question: May we eliminate seekFromCurrent and seekFromEnd and just
> > have seek with absolute positioning? I don't know of streams that
> > allow seek without allowing tell. Even if some stream doesn't, it's
> > easy to add support for tell in a wrapper. The marginal cost of
> > calling tell is small enough compared to the cost of seek.
>
> No, seekFromCurrent may be convenient e.g. in network streams (just skip
> some bytes), where other seek operations don't make that much sense.
>
Interfaces should abstract only common things. You can
always directly use concrete class that implements this.
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