OK so how can it be done with mask? also, it doesn't get more basic than numbers...if it can be done with mask, but its complicated, doesn't ease of use cut any ice?
Niall ----- Original Message ----- From: "David Graham" <[EMAIL PROTECTED]> To: "Struts Developers List" <[EMAIL PROTECTED]> Sent: Thursday, January 15, 2004 10:19 PM Subject: Re: Validating Formatted Numbers Patch [Bugzilla 26151] > The point of having the mask validation is so we don't have to support all > variations of patterns. I'm -1 on adding validators that duplicate what > can already be done with mask. > > David > > --- Niall Pemberton <[EMAIL PROTECTED]> wrote: > > Robert, > > > > I tried to get mask to work (although until today I had no knowledge of > > regular expressions) using the ORA demonstration applet and I couldn't > > get > > it to (including your suggestion). > > > > I'm not saying regular expressions couldn't work (only I don't know how > > to > > make them!), but the pattern's used in DecimalFormat are so much more > > straight forward and designed for the task. Typically as people are > > probably > > using a pattern with DecimalFormat to output the data to screen, it then > > is > > much easier and intuitive to specify the same pattern for validation. > > > > I say horses for courses and to me using a number pattern to validate > > numbers is a better way to do it - hence the enhacement request: > > > > http://nagoya.apache.org/bugzilla/show_bug.cgi?id=26151 > > > > Thanks > > > > Niall > > > > > Robert Leland wrote: > > > > > > So using mask won't work ? (my syntax below is probably not correct) > > > > > > <field property="amount" depends="required,mask"> > > > <arg0 key="sale.amount" /> > > > <var> > > > <var-name>mask</var-name> > > > <var-value>\d,\d\d0\:\(\d,\d\d0\)</var-value> > > > </var> > > > </field> > > > > I need to validate numbers which are formatted and have posted a patch > > to > > bugzilla which enhances validator the existing number validations to do > > this. > > > > This patch allows an optional "numberPattern" variable to be specified > > for > > the existing byte, short, integer, long, float and double validations. > > For > > Example: > > > > <field property="amount" depends="required,integer"> > > <arg0 key="sale.amount" /> > > <var> > > <var-name>numberPattern</var-name> > > <var-value>#,##0:(#,##0)</var-value> > > </var> > > </field> > > > > If the pattern is specified, then java.text.DecimalFormat is used to > > parse > > the number and check if it is valid (catering for Locale). > > > > I have also posted a patch to add a new section the Validator User Guide > > which describes all the standard suppiled validations and shows examples > > of > > usage, including using the new "numberPattern" variable. > > > > Thanks in advance for any feedback. > > > > Niall > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > __________________________________ > Do you Yahoo!? > Yahoo! Hotjobs: Enter the "Signing Bonus" Sweepstakes > http://hotjobs.sweepstakes.yahoo.com/signingbonus > > --------------------------------------------------------------------- > 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]
