Leon Steffens created MYFACES-4016:
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             Summary: Error when submitting an Ajax request for an element 
without an ID
                 Key: MYFACES-4016
                 URL: https://issues.apache.org/jira/browse/MYFACES-4016
             Project: MyFaces Core
          Issue Type: Bug
    Affects Versions: 2.1.17
            Reporter: Leon Steffens


When submitting an Ajax request that was triggered by an element with a name, 
but without an ID, a Javascript error will be thrown in the nodeIdOrName() 
function in _Dom.js.

The code calls the getElementsByName() function on "this", which throws an 
error that getElementsByName() is not defined for "this".  It should call 
document.getElementsByName(), same as the byIdOrName() function.

251                     //last check for uniqueness
252                     if (this.getElementsByName(elementId).length > 1) {
253                         //no unique element name so we need to perform
254                         //a return null to let the caller deal with this 
issue
255                         return null;
256                     }

This was noticed when using the ICEfaces 3.3 data table in their compatibility 
component suite, which uses hidden fields without IDs to submit the selection 
of rows.

If you want an example that reproduces this error I can create one, but I think 
static analysis of the code is sufficient in this case.

The problem is also present in trunk.




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