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On Friday 22 April 2005 12:36, Erik Hatcher wrote:
> On Apr 22, 2005, at 5:53 AM, Mind Bridge wrote:
> > Hi,
> >
> > Do you have to 'implement' or 'extend' a particular type? Can you have
> > multiple inheritance with that type or not? Can you instantiate it?
> >
> > The answers of those questions are clear with 'IPage'. If 'Page' can
> > be both a class or an interface, you have to look through the code to
> > find that out.
> >
> > Interfaces and classes are two rather different concepts. It seems to
> > me that they need to be distinguished clearly. Removing the 'I' in
> > front of the name and the characters that saves are a much smaller win
> > compared to the loss of clarity and the time wasted in figuring out
> > what can be done with that type.
>
> I disagree. Putting an "I" in front of something that is declared as
> an "interface" already is redundant. My IDEs (I juggle between Eclipse
> and IDEA) both easily show me what kind of beast a particular reference
> is if I want to know. In most cases its irrelevant whether you're
> dealing with one or the other. Tapestry is the exception here - no
> other API I work with uses this old-school Hungarian notation.
Erik, I just would like to mention that there is another open source project
which uses the "I" prefix for interfaces : this is the Eclipse IDE.
So maybe Tapestry is (was) not that old fashioned after all ;-)
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