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From Dave Newton <davelnew...@gmail.com>
Subject Re: How to string concatenate listValue in struts (radio) tag?
Date Wed, 27 Jun 2012 12:14:03 GMT
Why not just build the list with the right label already in it?

Dave

On Wed, Jun 27, 2012 at 8:01 AM, Mounir Benzid <mb@meetingmasters.de> wrote:

>
> Can I do something along the lines of this?
>
>
>                        <s:radio name="ticket"
>                                 list="ticketDescriptions"
>                                 listKey="id"
> listValue="%{getTicketLabel(#**this)}"
>                                 />
>
> using #this as a reference for the current TicketDescription instance.
>
> Am 6/27/2012 1:41 PM, schrieb Mounir Benzid:
>
>
>> Like this?
>>
>> String getTicketLabelById(Long id) {
>>   TicketDescription td = lookupTicketDescriptionBy(id);
>> ....
>> }
>>
>>                       <s:radio name="ticket"
>>                                list="ticketDescriptions"
>>                                listKey="id"
>> listValue="%{**getTicketLabelById(id)}"
>>                                />
>>
>> The only downside I see is the lookup that has to be carried out every
>> time the method is called, since in theory I'm already iterating through
>> the appropriate instance.
>>
>>
>>
>>
>> Am 6/27/2012 1:14 PM, schrieb Dave Newton:
>>
>>> My idea would be to create presentation layer data outside of the JSP.
>>>
>>> Dave
>>>
>>> On Wed, Jun 27, 2012 at 6:38 AM, Mounir Benzid <mb@meetingmasters.de>
>>> wrote:
>>>
>>>  Hi
>>>>
>>>>
>>>> here's the deal.
>>>>
>>>> Suppose I want to display a <s:radio> tag showing a list of
>>>> TicketDescriptions where each has the property ticketName, i.e. a method
>>>> getTicketName()).
>>>> getTicketName itself returns an instance of type LocalizedString for
>>>> which
>>>> I wrote a custom struts conversion.
>>>> LocalizedString  is basically an enhanced java.util.String object which
>>>> contains the TicketDescription's name.
>>>> After the conversion ticketName will be of type java.lang.String.
>>>>
>>>> So this is what I use so far:
>>>>
>>>>                        <s:radio name="ticket"
>>>>                                 list="ticketDescriptions"
>>>>                                 listKey="id"
>>>>                                 listValue="ticketName"
>>>>                                 />
>>>>
>>>>
>>>> and as an example results in
>>>> [ ] student ticket
>>>> [ ] VIP ticket
>>>> [ ]...
>>>>
>>>>
>>>>
>>>> BUT what I really would like to see is
>>>>
>>>> [ ] student ticket (10 Euro)
>>>> [ ] VIP ticket (100 Euro)
>>>> [ ]...
>>>>
>>>>
>>>>
>>>> This is what I tried so far but with no avail
>>>>
>>>>
>>>>                        <s:radio name="ticket"
>>>>                                 list="ticketDescriptions"
>>>>                                 listKey="id"
>>>>                                 listValue="%{ticketName +  ' (100
>>>> Euro)' }"
>>>>                                 />
>>>>
>>>>
>>>> The output is
>>>>
>>>> [ ] xx.xx.LocalizedString@1bb8d3e[****ID=373,Locale=en,Title="****
>>>> student
>>>> ticket"] (100 Euro)
>>>> [ ] xx.xx.LocalizedString@1bb8d3e[****ID=374,Locale=en,Title="VIP
>>>> ticket"]
>>>> (100 Euro)
>>>>
>>>> Any ideas? thanks!
>>>>
>>>>
>>>>
>>>>
>>>> ------------------------------****----------------------------**--**---------
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>>>>
>>>>
>>
>>
>
> --
> Mounir Benzid
> Systementwickler / EDV
>
> meetingmasters.de
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>
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>
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>
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>
>
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