Re: Catching mulitple Exceptions in JDK 1.7

From:
Patricia Shanahan <pats@acm.org>
Newsgroups:
comp.lang.java.programmer
Date:
Wed, 03 Aug 2011 21:03:55 -0700
Message-ID:
<HNSdnXjJVJ-2h6fTnZ2dnUVZ_vudnZ2d@earthlink.com>
On 8/3/2011 8:31 PM,
supercalifragilisticexpialadiamaticonormalizeringelimatisticantations wrote:

On 02/08/2011 5:07 PM, Patricia Shanahan wrote:
...

It seems to generally do the most useful thing it could, but I really
would like documentation that would let me predict the results without
running the experiments.


I wonder if Oracle isn't as committed to quality documentation (or,
perhaps, to Java at all) as Sun was. :(

I also wonder what happens with this:

public void method () throws SomeCheckedException,
SomeUnrelatedCheckedException {

try {
throwSomething();
} catch (SomeCheckedException | SomeUnrelatedCheckedException e) {
logger.log(e);
throw e;
}
}

Does this work? Or does method() need throws
LastCommonSupertypeOfThoseCheckedExceptions instead to avoid a compile
error?


I think this is covered by another extension. See
http://download.oracle.com/javase/7/docs/technotes/guides/language/catch-multiple.html,
"Rethrowing Exceptions with More Inclusive Type Checking".

Patricia

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