This sounds like a bug - you should get setFile(null) called
on your bean.
-- Adam
On 7/25/07, Piotr Pikusa <[EMAIL PROTECTED]> wrote:
Unfotunately not. If the existing file is empty the getLength() method
returns 0 too. So the problem isn't still solved.
Matthias Wessendorf wrote:
hi piotr,
the UploadedFile interfaces has a getLength() method
it's 0, when the file isn't there..
-M
On 7/25/07, Piotr Pikusa <[EMAIL PROTECTED]> wrote:
> Hey!
>
> As it is mentioned in the subject I wonder if there is any possibility to
> check file existence.
> I got this code on my jsp page:
>
> [code]
>
> <tr:inputFile
> required="true"
> rendered="true"
> label="Load File:"
> value="#{backingBean.file}"
> />
> <af:commandButton
> text="#{"Button"}"
> action="#{backingBean.importFile}" />
>
> [/code]
>
> which bind the value to the file property. The type of file is UploadFile.
> In backingBean I have this code:
>
> [code]
>
> UploadFile file;
>
> public void importFile(){
> if(file != null) {
> doSomeAction();
> }
> else{
> returnError();
> }
> }
>
> public UploadedFile getFile() {
> return file;
> }
>
> public void setFile(UploadedFile file) {
> this.file = file;
> }
>
> [/code]
>
> The point of the problem is that the file is never null, no matter if file
> exists or not. If file doesn't exist the InputFile component doesn't
return
> null. The UploadFile doesn't have a method to check file existence.
> So my question is when file property can be null. And how to check if file
> exists using InputFile component and UploadFile object? (I cannot use
other
> type, but UploadFile).
>
--
Matthias Wessendorf
further stuff:
blog: http://matthiaswessendorf.wordpress.com/
mail: matzew-at-apache-dot-org
