try-with-resources and null resource
Florian Weimer
fweimer at bfk.de
Wed Jan 26 01:16:06 PST 2011
* Tim Peierls:
> This is a misleading analogy. The thing that a resource declaration most
> resembles is not try, switch, for, or synchronized, but an ordinary variable
> declaration with initializer.
>
> This code doesn't throw NPE when initializing r with null:
>
> R r = get();
> try {
> maybeUse(r);
> } finally {
> r.close();
> }
But if R is a primitive type, it can throw during initialization. 8-)
--
Florian Weimer <fweimer at bfk.de>
BFK edv-consulting GmbH http://www.bfk.de/
Kriegsstraße 100 tel: +49-721-96201-1
D-76133 Karlsruhe fax: +49-721-96201-99
More information about the coin-dev
mailing list