Re: Exception Names

From:
Tom Anderson <twic@urchin.earth.li>
Newsgroups:
comp.lang.java.programmer
Date:
Sat, 28 Mar 2009 13:59:24 +0000
Message-ID:
<alpine.DEB.1.10.0903281358040.19324@urchin.earth.li>
On Fri, 27 Mar 2009, Lew wrote:

rossum wrote:

On Fri, 27 Mar 2009 11:58:20 +0000, Tom Anderson
<twic@urchin.earth.li> wrote:

InputStream.read should throw an EOFException instead of returning -1 at
the end of a stream. Checking return values for special values is goofy C
bullshit that we shouldn't be doing in the 21st century.

It may bee goofy but it is very likely to be a whole lot faster.
Throwing and catching an exception is probably going to be a lot
slower than checking the return value.


Besides, there's nothing exceptional about reaching the end of a stream.
One would venture to say that one nearly always reaches the end of a
stream, *unless* something exceptional happens.


There's something entirely exceptional about asking an object for
something (a next byte) that it can't give you. If a method can't do what
you've asked it to do, it should throw an exception.

tom

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