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From Joerg Heinicke <joerg.heini...@gmx.de>
Subject Re: Just another bug with Cocoon 2.0.2
Date Wed, 13 Nov 2002 19:18:54 GMT
As you can see at 
http://cvs.apache.org/viewcvs.cgi/xml-cocoon2/src/java/org/apache/cocoon/components/request/multipart/MultipartRequestWrapper.java?only_with_tag=cocoon_2_0_3_branch

this bug is fixed since version 1.2 of the file (05.04.2002).

Regards,

Joerg

Volker Schneider wrote:
> Dear colleagues,
> 
> within Cocoon 2.0.2 I've found another bug which causes a class cast
> exception. Maybe it is fixed in Cocoon 2.0.3 but I'm not able to find the
> class in the cocoon code repository. If not, please fix it.
> 
> If you use a form with
> 
> <form method="post" enctype="multipart/form-data" ...>
> 
> and you will use an array of checkboxes (<input type="checkbox"...) with
> equal names, but different values, you only can select one checkbox. If you
> select more than one checkbox and try to get the parameters via
> getParameterValues() you will get a class cast excpetion.
> 
> This was a bug in the getParameterValues() method in class
> "MultipartRequestWrapper.java":
> 
>     public String[] getParameterValues(String name) {
> 
>         if (values != null)
>         {
>           Object value = get(name);
> 
>           if (value != null)
>           {
>             if (value instanceof Vector)
>             {
>               //---- Bug fix (class cast exception)
>               //old code:
>               //return (String[]) ((Vector) value).toArray();
> 
>               //---- begin bug fix
>               Vector theVector = (Vector)value;
>               String[] theArray = new String[theVector.size()];
>               for (int i=0; i<theArray.length; i++)
>               {
>               	theArray[i] = (String)theVector.elementAt(i);
>               }
> 
>               return theArray;
>               //---- end bug fix
>             }
>             else
>             {
>               return new String[]{value.toString()};
>             }
>           }
> 
>           return null;
>         }
>         else
>         {
>           return request.getParameterValues(name);
>         }
>       }
> 
> Best regards
> - Volker -


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