Howdy, Attach it an enhancement request in Bugzilla. And an accompanying test case would be very nice ;)
Yoav Shapira Millennium ChemInformatics >-----Original Message----- >From: Oxley, David [mailto:[EMAIL PROTECTED] >Sent: Friday, September 19, 2003 8:52 AM >To: 'Jakarta Commons Developers List' >Subject: RE: [collections] New Collection > >Ok. The list won't accept the attachment. If anyone wants to review it, I >will email it to you directly. >Dave. > >-----Original Message----- >From: Oxley, David [mailto:[EMAIL PROTECTED] >Sent: Friday, September 19, 2003 1:29 PM >To: 'Jakarta Commons Developers List' >Subject: RE: [collections] New Collection > >Sorry, my patch went missing. Too big? Anyway here it is gzipped. >Dave >-----Original Message----- >From: Oxley, David [mailto:[EMAIL PROTECTED] >Sent: Friday, September 19, 2003 1:16 PM >To: '[EMAIL PROTECTED]' >Subject: RE: [collections] New Collection >That's what I meant, cheers. >I found another collection that seems to be a better starting point, >org.apache.commons.collections.DoubleOrderedMap. So far I have made a >couple >of changes to this class: >1. Changed it to use Comparator's if specified rather than natural >ordering. > >2. Transaction support. >I have attached an initial patch. This is NOT for committing as I haven't >finished yet. >I have a few questions: >1. Once I've finished, will the patch be applied (based on what I've >already >done)? >2. Roughly when is the next release of Commons-Collections? >3. There are no decorators specifically for DoubleOrderedMap. Should I >write >some? >Cheers, >Dave. >-----Original Message----- >From: Arun Thomas <[EMAIL PROTECTED]> >Sent: Fri, 12 Sep 2003 10:19:03 -0700 >To: "Jakarta Commons Developers List" <[EMAIL PROTECTED]> >Subject: [collections] New Collection >Right.... >That seems to be a good interpretation of the original intent. Should have >read the original a little better the first time. >-AMT >-----Original Message----- >From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] >Sent: Friday, September 12, 2003 9:13 AM >To: [EMAIL PROTECTED] >Subject: Re: [collections] New Collection >The only problem with SequencedHashMap is that its ordering is based upon >the insertion order, not the values of the objects added to it or some >Comparator, such as is needed (at least that's how I interpret "ordering by >value" from the original requirements). >----- Original Message ----- >From: "Arun Thomas" <[EMAIL PROTECTED]> >To: "Jakarta Commons Developers List" <[EMAIL PROTECTED]> >Sent: Friday, September 12, 2003 12:04 PM >Subject: RE: [collections] New Collection >You might want to take a look at >org.apache.commons.collections.SequencedHashMap which combines, for the >most >part, the functions of list and map (insertElementAt()) is not available - >how does one insert a key, when the value should be at a specific position? >The transactional support is definitely not there, but this might give you >a >better starting point for what you desire. >-AMT >-----Original Message----- >From: Oxley, David [mailto:[EMAIL PROTECTED] >Sent: Friday, September 12, 2003 8:07 AM >To: '[EMAIL PROTECTED]' >Subject: [collections] New Collection >Our application has just changed from requiring JDK 1.1 to JDK 1.3 as a >minimum. As a result we are looking at switching our implementation of >using >Hashtable and Vector to using collections. >I am going to write a new collection that gives the functionality we >require >and once I've finished I want to donate it to commons-collections. I would >like some comments on where to start (especially as I don't yet know too >much about the standard collections API's). The functionality I require is >this: 1. Keys and values. ala Hashtable. 2. Ordering by value. ala Vector. >3. Indexing by value. ala Vector's indexOf, elementAt and insertElementAt. >4. Transactions. i.e. Others won't see changes until commit is called. >I take it there is no implementation that supplies the above. I was >initially thinking of either encapsulating or overriding TreeMap, but I >think that would make the indexing part pretty difficult. But now I think I >will just encapsulate or override HashMap. >Any comments would be gratefully received. >Cheers. >Dave. >[EMAIL PROTECTED] >________________________________________________________________________ >This e-mail has been scanned for all viruses by Star Internet. The service >is powered by MessageLabs. For more information on a proactive anti-virus >service working around the clock, around the globe, visit: >http://www.star.net.uk >________________________________________________________________________ >--------------------------------------------------------------------- >To unsubscribe, e-mail: [EMAIL PROTECTED] >For additional commands, e-mail: [EMAIL PROTECTED] >--------------------------------------------------------------------- >To unsubscribe, e-mail: [EMAIL PROTECTED] >For additional commands, e-mail: [EMAIL PROTECTED] >--------------------------------------------------------------------- >To unsubscribe, e-mail: [EMAIL PROTECTED] >For additional commands, e-mail: [EMAIL PROTECTED] > > > > >________________________________________________________________________ >This e-mail has been scanned for all viruses by Star Internet. The >service is powered by MessageLabs. 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