You don't need to modify your model, just delegate to it:
public void setValue(String s) {
if (!StringUtils.isBlank(s)) {
try {
model.setValue(new BigDecimal(s));
catch(NumberFormatException e) {
model.setValue(null);
}
}
}
2008/7/24 Milan Milanovic <[EMAIL PROTECTED]>:
>
> Dear Gabriel,
>
> thank you. I tried without my Converter class for BigDecimal and it is the
> same, when user doesn't enter value I got that error in a log.
>
> I'm using S2 2.0.11.1. This solution is good, but my value that is set comes
> from model where I have class and attribute (BigDecimal) with its get/set
> methods, by putting this set(String) instead of set(BigDecimal) I'm
> violating class semantics ?
>
> The other solution is O.K., but I've already used it with Dates and
> datetimepicker. Can I change in some way this BigDecimal converter to avoid
> this error:
> http://www.nabble.com/-s2--Formatting-input-textfields-tt18593985.html
> http://www.nabble.com/-s2--Formatting-input-textfields-tt18593985.html
>
> --
> Regards, Milan.
>
>
>
>
> Gabriel Belingueres-2 wrote:
>>
>> I'm using S2.1.2 (are you using the same version?), and it will throw
>> a NumberFormatException when setting an empty string, but this
>> workaround will make ParameterInterceptor to think it is setting a
>> String parameter:
>>
>> public void setValue(String s) {
>> if (!StringUtils.isBlank(s)) {
>> try {
>> this.value= new BigDecimal(s);
>> catch(NumberFormatException e) {
>> this.value = null;
>> }
>> }
>> }
>>
>> of course you still need a validator so that the string doesn't
>> violate the BigDecimal grammar.
>>
>> Other option (may be more clean) is the action having both the string
>> instance and the real BigDecimal instance, then the form will only set
>> the string instance.
>>
>> 2008/7/24 Milan Milanovic <[EMAIL PROTECTED]>:
>>>
>>> Dear Newton,
>>>
>>> Yes, I'm using BigDecimal type converter given here:
>>> http://www.nabble.com/-s2--Formatting-input-textfields-tt18593985.html
>>> http://www.nabble.com/-s2--Formatting-input-textfields-tt18593985.html .
>>>
>>> --
>>> Thx, Milan
>>>
>>>
>>> newton.dave wrote:
>>>>
>>>> Are you using a BigDecimal type converter (one of which was just
>>>> posted)?
>>>>
>>>> AFAIK it won't work w/o the converter, but I could be remembering
>>>> incorrectly.
>>>>
>>>> Dave
>>>>
>>>> --- On Thu, 7/24/08, Milan Milanovic <[EMAIL PROTECTED]> wrote:
>>>>
>>>>> From: Milan Milanovic <[EMAIL PROTECTED]>
>>>>> Subject: Re: [s2] Making textfield input optional
>>>>> To: user@struts.apache.org
>>>>> Date: Thursday, July 24, 2008, 11:36 AM
>>>>> Dear Gabriel,
>>>>>
>>>>> no, my actual question is related to the issue when user
>>>>> doesn't enter
>>>>> anything to the textfield which is connected to BigDecimal
>>>>> in my action
>>>>> class.
>>>>>
>>>>> --
>>>>> Thx, Milan
>>>>>
>>>>>
>>>>>
>>>>> Gabriel Belingueres-2 wrote:
>>>>> >
>>>>> > Please make sure that the input string is according
>>>>> the BigDecimal format:
>>>>> >
>>>>> http://java.sun.com/j2se/1.5.0/docs/api/java/math/BigDecimal.html#BigDecimal(java.lang.String)
>>>>> >
>>>>> > 2008/7/24 Milan Milanovic
>>>>> <[EMAIL PROTECTED]>:
>>>>> >>
>>>>> >> Hi Gabriel,
>>>>> >>
>>>>> >> no I cannot do this because my field is of type
>>>>> BigDecimal and I must
>>>>> >> have
>>>>> >> get/set methods for it.
>>>>> >>
>>>>> >> --
>>>>> >> Thx, Milan
>>>>> >>
>>>>> >>
>>>>> >> Gabriel Belingueres-2 wrote:
>>>>> >>>
>>>>> >>> instead of:
>>>>> >>>
>>>>> >>> public vlid setInValue(BigDecimal x) {
>>>>> >>> this.x = x;
>>>>> >>> }
>>>>> >>>
>>>>> >>> test with this:
>>>>> >>>
>>>>> >>> public vlid setInValue(String s) {
>>>>> >>> this.x = new BigDecimal(s);
>>>>> >>> }
>>>>> >>>
>>>>> >>>
>>>>> >>> 2008/7/24 Milan Milanovic
>>>>> <[EMAIL PROTECTED]>:
>>>>> >>>>
>>>>> >>>> Hi Jim,
>>>>> >>>>
>>>>> >>>> no, I have that method.
>>>>> >>>>
>>>>> >>>> --
>>>>> >>>> Thx, Milan
>>>>> >>>>
>>>>> >>>>
>>>>> >>>> Jim Kiley wrote:
>>>>> >>>>>
>>>>> >>>>> Doesn't that exception usually get
>>>>> thrown when, in this case,
>>>>> >>>>> ViewAction
>>>>> >>>>> doesn't have a setInValue()
>>>>> method?
>>>>> >>>>>
>>>>> >>>>> jk
>>>>> >>>>>
>>>>> >>>>> On Thu, Jul 24, 2008 at 10:31 AM,
>>>>> Gabriel Belingueres
>>>>> >>>>> <[EMAIL PROTECTED]>
>>>>> >>>>> wrote:
>>>>> >>>>>
>>>>> >>>>>> Which is the data type of inValue?
>>>>> >>>>>>
>>>>> >>>>>> 2008/7/24 Milan Milanovic
>>>>> <[EMAIL PROTECTED]>:
>>>>> >>>>>> >
>>>>> >>>>>> > Hi,
>>>>> >>>>>> >
>>>>> >>>>>> > I have one form with multiple
>>>>> textfields, and I want to one of that
>>>>> >>>>>> > textfield be optional for
>>>>> user, i.e., he doesn't need to enter
>>>>> >>>>>> information
>>>>> >>>>>> > in that particular field.
>>>>> Now, when user don't enter I get this in
>>>>> >>>>>> my
>>>>> >>>>>> log:
>>>>> >>>>>> >
>>>>> >>>>>> > ERROR
>>>>> com.opensymphony.xwork2.interceptor.ParametersInterceptor:204
>>>>> >>>>>> -
>>>>> >>>>>> > ParametersInterceptor -
>>>>> [setParameters]: Unexpected Exception
>>>>> >>>>>> caught
>>>>> >>>>>> setting
>>>>> >>>>>> > 'inValue' on
>>>>> 'class com.myProject.action.ViewAction: Error setting
>>>>> >>>>>> > expression 'inValue'
>>>>> with value '[Ljava.lang.String;@1d3ac6e'
>>>>> >>>>>> >
>>>>> >>>>>> > How can I enable this but
>>>>> without getting this error ?
>>>>> >>>>>> >
>>>>> >>>>>> > --
>>>>> >>>>>> > Thx, Milan
>>>>> >>>>>> > --
>>>>> >>>>>> > View this message in context:
>>>>> >>>>>>
>>>>> http://www.nabble.com/-s2--Making-textfield-input-optional-tp18632806p18632806.html
>>>>> >>>>>> > Sent from the Struts - User
>>>>> mailing list archive at Nabble.com.
>>>>> >>>>>> >
>>>>> >>>>>> >
>>>>> >>>>>> >
>>>>> >>>>>>
>>>>> ---------------------------------------------------------------------
>>>>> >>>>>> > 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]
>>>>> >>>>>>
>>>>> >>>>>>
>>>>> >>>>>
>>>>> >>>>>
>>>>> >>>>> --
>>>>> >>>>> Jim Kiley
>>>>> >>>>> Technical Consultant | Summa
>>>>> >>>>> [p] 412.258.3346 [m] 412.445.1729
>>>>> >>>>> http://www.summa-tech.com
>>>>> >>>>>
>>>>> >>>>>
>>>>> >>>>
>>>>> >>>> --
>>>>> >>>> View this message in context:
>>>>> >>>>
>>>>> http://www.nabble.com/-s2--Making-textfield-input-optional-tp18632806p18633474.html
>>>>> >>>> Sent from the Struts - User mailing list
>>>>> archive at Nabble.com.
>>>>> >>>>
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>>>>> >>>
>>>>> >>>
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>>>>> >>>
>>>>> >>>
>>>>> >>>
>>>>> >>
>>>>> >> --
>>>>> >> View this message in context:
>>>>> >>
>>>>> http://www.nabble.com/-s2--Making-textfield-input-optional-tp18632806p18633888.html
>>>>> >> Sent from the Struts - User mailing list archive
>>>>> at Nabble.com.
>>>>> >>
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>>>>>
>>>>> --
>>>>> View this message in context:
>>>>> http://www.nabble.com/-s2--Making-textfield-input-optional-tp18632806p18634541.html
>>>>> Sent from the Struts - User mailing list archive at
>>>>> Nabble.com.
>>>>>
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>>>
>>> --
>>> View this message in context:
>>> http://www.nabble.com/-s2--Making-textfield-input-optional-tp18632806p18634840.html
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>
> --
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> http://www.nabble.com/-s2--Making-textfield-input-optional-tp18632806p18635312.html
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