Good remarks. I will add the stuff. Parse position is something I don't use although the constructor requests it.
Cheers, Pete > -----Ursprüngliche Nachricht----- > Von: Lance [mailto:[EMAIL PROTECTED] > Gesendet: Montag, 16. April 2007 12:10 > An: Struts Users Mailing List > Betreff: Re: AW: AW: AW: HowTo Format Numbers in html:text tag? > > Looks ok to me altho im not familiar with parse position > > You might wanna allow blank too > if (price != null && price.trim().length() != 0) { > > And catch NumberFormatException / set an error > > And setPriceDouble(null) in your forms reset() method > > Peter Neu wrote: > > OK so what I did is: > > > > --jsp--- > > <input name="price" value="<bean:write name="Obj" property="price" > > format="##"/>" /> > > > > -> Value gets displayed with commas. > > > > --action-form- > > > > NumberFormat nf = NumberFormat.getCurrencyInstance(Locale.GERMAN); > > DecimalFormat df = (DecimalFormat) nf; > > df.setDecimalSeparatorAlwaysShown(false); > > df.applyPattern("#,###,###,###,###.#########"); > > > > > > if (price != null) { > > if (price.contains(".")) { > > ActionError msg = new > > ActionError("servlets.jsp.error.edit1"); > > errors.add("uploadErr", msg); > > System.out.println("error"); > > } else { > > ParsePosition pp2 = new ParsePosition(0); > > Number inNbr = df.parse(price, pp2); > > setPriceDouble(inNbr.doubleValue()); > > } > > } > > > > In my struts action form I check for null values and the copy the string > > representation into a double value. > > > > Does that make sense? > > > > > > > >> -----Ursprüngliche Nachricht----- > >> Von: Lance [mailto:[EMAIL PROTECTED] > >> Gesendet: Montag, 16. April 2007 11:31 > >> An: Struts Users Mailing List > >> Betreff: Re: AW: AW: HowTo Format Numbers in html:text tag? > >> > >> Your brute force approach does not use <html:text /> tho? > >> Also, I have a suspicion that struts will either throw an exception or > >> set nulls for inputted numbers that contain commas, you might need to > >> use Strings on your form and format / parse to numbers in your > action(s). > >> > >> Peter Neu wrote: > >> > >>> But that's more code than the brute force approach: > >>> > >>> <input name="usage" value="<bean:write name="Obj" property="usage" > >>> format="##"/>" /> > >>> > >>> If have about 20-30 items. :o( > >>> > >>> > >>> > >>> > >>> > >>> > >>>> -----Ursprüngliche Nachricht----- > >>>> Von: Lance [mailto:[EMAIL PROTECTED] > >>>> Gesendet: Montag, 16. April 2007 11:05 > >>>> An: Struts Users Mailing List > >>>> Betreff: Re: AW: HowTo Format Numbers in html:text tag? > >>>> > >>>> You could combine with struts-el > >>>> > >>>> <!-- store in formattedNumber (don't output --> > >>>> <fmt:formatDate value="${myForm.myNumber}" pattern="??" > >>>> var="formattedNumber" /> > >>>> > >>>> <!-- use the formatted value --> > >>>> <html-el:text property="myNumber" value="${formattedNumber}" /> > >>>> > >>>> Peter Neu wrote: > >>>> > >>>> > >>>>> That looks cool but I need to embed the value in the html:text field > >>>>> > >> so > >> > >>>> the > >>>> > >>>> > >>>>> user is able to edit the value. That won't work with 2 tags. :o( > >>>>> > >>>>> > >>>>> > >>>>> > >>>>>> -----Ursprüngliche Nachricht----- > >>>>>> Von: Lance [mailto:[EMAIL PROTECTED] > >>>>>> Gesendet: Montag, 16. April 2007 10:45 > >>>>>> An: Struts Users Mailing List > >>>>>> Betreff: Re: HowTo Format Numbers in html:text tag? > >>>>>> > >>>>>> You could use <fmt:formatDate /> in JSTL > >>>>>> http://bellsouthpwp.net/b/i/billsigg/jstl-quick-reference.pdf > >>>>>> <http://bellsouthpwp.net/b/i/billsigg/jstl-quick-reference.pdf> > >>>>>> > >>>>>> Peter Neu wrote: > >>>>>> > >>>>>> > >>>>>> > >>>>>>> Hello, > >>>>>>> > >>>>>>> I need to format a number string in a html:text tag because the > >>>>>>> > >>>>>>> > >>>> default > >>>> > >>>> > >>>>>>> value must be written with a comma sperator. e.g. 4,5 while the > >>>>>>> > >> value > >> > >>>> of > >>>> > >>>> > >>>>>> my > >>>>>> > >>>>>> > >>>>>> > >>>>>>> value bean is in fact like this: 4.5. > >>>>>>> > >>>>>>> Normally I would use bean:message and the format attribute. But > this > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>> does > >>>>>> > >>>>>> > >>>>>> > >>>>>>> not work in html:text. > >>>>>>> > >>>>>>> How can I do this? > >>>>>>> > >>>>>>> > >>>>>>> Cheers, > >>>>>>> Pete > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>> ------------------------------------------------------------------ > -- > >>>>>>> > >> - > >> > >>>>>>> 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] > >>>>> > >>>>> > >>>>> > >>>>> > >>>> --------------------------------------------------------------------- > >>>> 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] > >> > > > > > > > > --------------------------------------------------------------------- > > 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]
