[RFC][Icedtea-Web]: Ensure all ports entered are numeric values

[Omair Majid]

On 02/28/2011 10:16 AM, Deepak Bhole wrote:
> * Andrew Su<asu at redhat.com>  [2011-02-27 23:28]:
>> Hello,
>>
>>    This patch ensures that the port fields in itw-settings only accept numeric values.
>>
>>    In this patch:
>>      - New Class: NumberDocument.
>>      - All port fields now use NumberDocument.
>>
>>    Questions? Comments? Concerns?
>>
>
> Rather than defining a separate class, it might be better to use
> JFormatterTextField to force the field to accept numbers only.
>

net.sourceforge.jnlp.config.BasicValueValidators contains some code that 
is used elsewhere to validate some values. It would be great if that 
code could be reused (by JFormatterTextField) or extended to work for 
this case too.

Cheers,
Omair