[ http://issues.apache.org/jira/browse/TAPESTRY-929?page=all ]
Andreas Andreou updated TAPESTRY-929:
-------------------------------------
Component: Framework
Version: 4.0.2
4.0.1
4.0
(was: 4.1)
> OGNL Null Handler
> -----------------
>
> Key: TAPESTRY-929
> URL: http://issues.apache.org/jira/browse/TAPESTRY-929
> Project: Tapestry
> Type: Improvement
> Components: Framework
> Versions: 4.0, 4.0.1, 4.0.2
> Reporter: Angelo Luís
>
> When navigate with OGNL in a object graph can result in a null pointer
> exception, do a improvement a la Webwork that if the object is null create a
> new one. Probably implementing the NullHandler interface
> (http://www.opensymphony.com/ognl/html/DeveloperGuide/nullHandler.html).
> According to
> http://jakarta.apache.org/tapestry/tapestry/hivedocs/module/tapestry.ognl.html
> tapestry only support custom property accessors
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