----- Original Message -----
From: "Michael Smith" <[EMAIL PROTECTED]>
To: "Jakarta Commons Developers List" <[EMAIL PROTECTED]>
Sent: Friday, February 15, 2002 7:41 AM
Subject: RE: [collections][PATCH] LRUMap - license, docs update


> -----Original Message-----
> From: James Strachan [mailto:[EMAIL PROTECTED]]
> > ----- Original Message -----
> > From: "Michael Smith" <[EMAIL PROTECTED]>
> > > > Maybe renaming it to FastLRUMap that approximates LRU but
> > > > isn't totally
> > > > accurate in all circumstances might help?
> > >
> > > To me, that makes it even more confusing.
> >
> > OK how about calling it LFUMap - "least frequently used"
> > which seems a more
> > accurate description of the algorithm than "least recently used".
>
> I think for now, we're really kind of stuck with the name.  We'll need
> to maintain the name for Collections 1.x to maintain API compatibility.
>
> Morgan has done a little work on LRUMap recently.  I haven't gotten the
> chance to take a peek, but maybe he fixed the bubble list so it really
> is a least recently used?  Morgan, can you confirm/deny?
>

Nope, haven't fixed the bubble list yet.  It's implemented as an ArrayList,
which makes it impractical to move elements to the front.  I'll need to
reimplement it as a LinkedList, TreeSet or something similar.  I think it's
worthwhile to make this class true LRU though.

- Morgan


_________________________________________________________
Do You Yahoo!?
Get your free @yahoo.com address at http://mail.yahoo.com


--
To unsubscribe, e-mail:   <mailto:[EMAIL PROTECTED]>
For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>

Reply via email to