Thanks Phil, that was the problem. ReferenceMap now extends
AbstractHashedMap ;-)
Stephen
----- Original Message -----
From: "Phil Steitz" <[EMAIL PROTECTED]>
> I think the problem may be in the first line below. I don't think you
> want to hash the reference. If you change hash(ref) to ref.hashCode() all
> tests (including commented out ones) succeed.
>
> >
> > private void purge(Reference ref) {
> > // The hashCode of the reference is the hashCode of the
> > // mapping key, even if the reference refers to the
> > // mapping value...
> > int hash = hash(ref);
> > int index = hashIndex(hash, data.length);
> > HashEntry previous = null;
> > HashEntry entry = data[index];
> > while (entry != null) {
> > if (((ReferenceEntry) entry).purge(ref)) {
> > if (previous == null) {
> > data[index] = entry.next;
> > } else {
> > previous.next = entry.next;
> > }
> > this.size--;
> > return;
> > }
> > previous = entry;
> > entry = entry.next;
> > }
> >
> > }
>
>
>
>
>
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