[jdom-interest] NoSuch*Exceptions in JDOM

Kevin Regan kevinr at valicert.com
Fri Jun 16 11:18:38 PDT 2000


I was on the fence until this example.  I'd go with
NoSuch*Exceptions...

--Kevin


On Fri, 16 Jun 2000, bob wrote:

> > if NoSuchElementException is designed, simply to eliminate the need to
> > check for a null, then I would suggest that using a List is just as
> heavy
> > weight.
> 
> 	It typically for people doing long paths.
> 
> 	elem.getChild("foo").getChild("bar").getChild("baz);
> 
> 	You can wrap that with a single try/catch for the
> 	entire chain.  Otherwise, you have to wrap each
> 	getChild() call with an "if (elem != null)".  Which
> 	turns into a lot of typing.
> 
> 	Also, Exception handling in Java isn't heavy-weight.
> 	It's computationally similar to a normal return, with
> 	an 'isAnException' flag set.  Remember that Java isn't
> 	compiled C++ code.
> 
> 		-bob
> 
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