On Mon, Sep 10, 2012 at 08:47:35PM +0200, Sébastien Brisard wrote:
> Hi
> What should I do there?
If we adopt the "flexible" policy (cf. other post), then you can do what you
want. ;-)
> I'm trying to work on MATH-854. It turns out that FieldElement<T>.add
> throws a NAE. Should I catch it below, and rethrow it with a more
> detailed message (including the entry index)?
>
> Best,
> Sébastien
>
>
> /** {@inheritDoc} */
> public FieldVector<T> add(FieldVector<T> v)
> throws DimensionMismatchException {
> try {
> return add((ArrayFieldVector<T>) v);
> } catch (ClassCastException cce) {
> checkVectorDimensions(v);
> T[] out = buildArray(data.length);
> for (int i = 0; i < data.length; i++) {
> out[i] = data[i].add(v.getEntry(i));
> // SHOULD I CATCH NAE HERE?
Not _catch_ NAE but _throw_ it; the line in the loop would become:
final T entry = v.getEntry(i);
if (entry == null) {
throw new NullArgumentException(LocalizedFormats.INDEX, i);
}
out[i] = data[i].add(entry);
> }
> return new ArrayFieldVector<T>(field, out, false);
> }
> }
>
Regards,
Gilles
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