This may be of interest: sorting using the DOM, all in DHTML. Might give some angles to think about.
http://www.kryogenix.org/code/browser/sorttable/ Cheers, Kasper John York wrote on 11/6/2003, 10:03 AM: > maybe, although the sorting already handles any Sortable type, so as long > as your collection contains Date objects, then all you need to tell each > column is to pay attention to the formatted value or the collection > value. > > > On Thu, 6 Nov 2003, [EMAIL PROTECTED] wrote: > > > Perhaps the correct approach would be to attach sorters to the > columns? Would > > enable you to use a DateSorterClass for the date column etc. > > > > Quoting John York <[EMAIL PROTECTED]>: > > > > > This is a tricky subject, because sometimes you do want to sort > based on > > > the formatted values. You definitely want to always sort on something > > > that's obvious to your users. The displaytag should provide the > ability to > > > either sort based on the formatted values in the columns or values > in the > > > collection. I don't think we can do this currently, but hopefully > we can > > > extend it to do so. > > > > > > John > > > > > > > > > On Thu, 6 Nov 2003, Paul McCulloch wrote: > > > > > > > The issue is not the lack of an existing tag to do the > formatting. The > > > > problem is that, when using <column> body to perform formatting, > sorting > > > is > > > > done on the formatted value, rather than the underlying data. > > > > > > > > Paul > > > > > > > > -----Original Message----- > > > > From: Andy Pruitt [mailto:[EMAIL PROTECTED] > > > > Sent: 06 November 2003 02:24 > > > > To: [EMAIL PROTECTED] > > > > Subject: RE: [displaytag-devel] [ displaytag-Feature > Requests-683989 ] > > > > <di splay:column format="dd-MMM-yyyy"> needed for date propt > > > > > > > > > > > > Why not just do this with a JSTL fmt:formatDate tag? > > > > > > > > > I prefer John's way of doing things - it is better able to reuse > > > existing > > > > > custom tags to format the data. > > > > > > > > > > I've proposed a very simple change which would allow pretty > much what > > > John > > > > > is suggesting, other than explicitly exposing the current > column's > > > value. > > > > > e.g. > > > > > > > > > > <display:column property="mydate"> > > > > > <display:format type="date" arg="YYYY-MM-DD"> > > > > > <bean:write name="${currentrow.mydate}"/> > > > > > </display:format> > > > > > </display:column> > > > > > > > > > > I'd be grateful for comments on my proposal: > > > > > > http://sourceforge.net/tracker/index.php?func=detail&aid=823393&gr > > > > > oup_id=730 > > > > > 68&atid=536616 > > > > > > > > > > Paul > > > > > > > > > > -----Original Message----- > > > > > From: John York [mailto:[EMAIL PROTECTED] > > > > > Sent: 05 November 2003 13:57 > > > > > To: [EMAIL PROTECTED] > > > > > Subject: Re: [displaytag-devel] [ displaytag-Feature > Requests-683989 ] > > > > > <display:column format="dd-MMM-yyyy"> needed for date propt > > > > > > > > > > > > > > > I don't think that this feature should be part of the core > displaytag. > > > > > This is where the various string formatting utilities come > into play. > > > I'd > > > > > envision something like this: > > > > > > > > > > <display:column property="mydate"> > > > > > <display:format type="date" arg="YYYY-MM-DD"> > > > > > <bean:write name="mydate"/> > > > > > </display:format> > > > > > </display:column> > > > > > > > > > > > > > > > On Tue, 4 Nov 2003, SourceForge.net wrote: > > > > > > > > > > > Feature Requests item #683989, was opened at 2003-02-10 17:19 > > > > > > Message generated for change (Comment added) made by ravn > > > > > > You can respond by visiting: > > > > > > > > > > > > https://sourceforge.net/tracker/?func=detail&atid=536616&aid=68398 > > > > > 9&group_id > > > > > =73068 > > > > > > > > > > > > Category: None > > > > > > Group: None > > > > > > Status: Open > > > > > > Resolution: None > > > > > > Priority: 5 > > > > > > Submitted By: Thorbjoern Ravn Andersen (ravn) > > > > > > Assigned to: Nobody/Anonymous (nobody) > > > > > > Summary: <display:column format="dd-MMM-yyyy"> needed for > date propt > > > > > > > > > > > > Initial Comment: > > > > > > We have a need for providing a formatstring for dates > > > > > > as the default is not good enough. > > > > > > > > > > > > I have a patch, which I am testing out. If there is > > > > > > interest I can upload it. > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > > > > > > > Comment By: Thorbjoern Ravn Andersen (ravn) > > > > > > Date: 2003-11-04 21:32 > > > > > > > > > > > > Message: > > > > > > Logged In: YES > > > > > > user_id=14845 > > > > > > > > > > > > Have you timed this? My experiments with this approach > > > > > > showed a substantional slowdown as noted earlier. > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > > > > > > > Comment By: Tim Golden (luckynh) > > > > > > Date: 2003-10-27 22:34 > > > > > > > > > > > > Message: > > > > > > Logged In: YES > > > > > > user_id=704330 > > > > > > > > > > > > use a custom decorator: > > > > > > > > > > > > /* > > > > > > * <p>Simple Date Format</p> > > > > > > * @author luckynh > > > > > > * @version 1.0 $Revision: .0 $ ($Author: luckynh $) > > > > > > */ > > > > > > use a custom decorator: > > > > > > > > > > > > import java.text.SimpleDateFormat; > > > > > > import java.util.Date; > > > > > > import org.apache.taglibs.display.ColumnDecorator; > > > > > > > > > > > > public class ShortDateWrapper extends ColumnDecorator > > > > > > { > > > > > > private SimpleDateFormat sdf = new SimpleDateFormat( > > > > > > "MM/dd/yyyy" ); > > > > > > > > > > > > public String decorate( Object columnValue ) > > > > > > { > > > > > > Date t = (Date)columnValue; > > > > > > return sdf.format( t ); > > > > > > } > > > > > > } > > > > > > > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > > > > > > > Comment By: Thorbjoern Ravn Andersen (ravn) > > > > > > Date: 2003-08-11 14:38 > > > > > > > > > > > > Message: > > > > > > Logged In: YES > > > > > > user_id=14845 > > > > > > > > > > > > I have now taken the time to merge the changes with the > > > > > > latest source from CVS, and submit patch 786617. > > > > > > > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > > > > > > > Comment By: Thorbjoern Ravn Andersen (ravn) > > > > > > Date: 2003-08-07 13:37 > > > > > > > > > > > > Message: > > > > > > Logged In: YES > > > > > > user_id=14845 > > > > > > > > > > > > I have now tried to upgrade my old source tree to be in > > > > > > synch with the SF CVS, but Eclipse has some problems with > > > > > > this. When this is resolved, I will submit my patch which > > > > > > is in production use here. > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > > > > > > > Comment By: Thorbjoern Ravn Andersen (ravn) > > > > > > Date: 2003-03-13 22:11 > > > > > > > > > > > > Message: > > > > > > Logged In: YES > > > > > > user_id=14845 > > > > > > > > > > > > I have found that the Wrapper system is noticably slower > > > > > > than just overriding the toString method. Unfortunately, I > > > > > > cannot do this in our scenario (objects come from JDBC). > > > > > > > > > > > > I hope to have time to prepare the patch this week. > > > > > > > > > > > > > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > > > > > > > Comment By: Didier Dubois (didier_dubois) > > > > > > Date: 2003-03-06 10:41 > > > > > > > > > > > > Message: > > > > > > Logged In: YES > > > > > > user_id=726985 > > > > > > > > > > > > I resolved the problem doing the following step: > > > > > > - using a patch similar to the one posted by scottnsmith. > > > > > > This allow null Date comparison > > > > > > - Using a bean returning a "Date" object (which is correctly > > > > > > compared by Java) > > > > > > - Using a DateWrapper for this column that returns the > > > > > > formated Date as a String. > > > > > > > > > > > > HTH. > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > > > > > > > Comment By: Didier Dubois (didier_dubois) > > > > > > Date: 2003-03-05 17:29 > > > > > > > > > > > > Message: > > > > > > Logged In: YES > > > > > > user_id=726985 > > > > > > > > > > > > YES! > > > > > > > > > > > > I have the same problem. But further more I need to sort my > > > > > > table on this date. Do your pathc support this? > > > > > > > > > > > > Didier > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > > > > > > > Comment By: Matt Raible (mraible) > > > > > > Date: 2003-02-14 14:51 > > > > > > > > > > > > Message: > > > > > > Logged In: YES > > > > > > user_id=226669 > > > > > > > > > > > > I've subclassed Date and overridden the toString() method as > > > > > > a workaround. I agreet that adding a format attribute is > > > > > > probably a better solution. Please submit your patch. > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > > > > > > > You can respond by visiting: > > > > > > > > > > > > https://sourceforge.net/tracker/?func=detail&atid=536616&aid=68398 > > > > > 9&group_id > > > > > =73068 > > > > > > > > > > > > > > > > > > ------------------------------------------------------- > > > > > > This SF.net email is sponsored by: SF.net Giveback Program. > > > > > > Does SourceForge.net help you be more productive? Does it > > > > > > help you create better code? SHARE THE LOVE, and help us help > > > > > > YOU! 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