[jira] Updated: (COCOON-2217) HttpServletResponseBufferingWrapper throws NPE when response body is empty

["Robin Wyles (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/COCOON-2217?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Robin Wyles updated COCOON-2217:
--------------------------------

    Attachment: HttpServletResponseBufferingWrapper-empty-response.patch

Patch adds a null check on HttpServletResponseBufferingWrapper's outputStream in the flushBufferedResponse method.

> HttpServletResponseBufferingWrapper throws NPE when response body is empty
> --------------------------------------------------------------------------
>
>                 Key: COCOON-2217
>                 URL: https://issues.apache.org/jira/browse/COCOON-2217
>             Project: Cocoon
>          Issue Type: Bug
>          Components: - Servlet service framework
>    Affects Versions: 2.2, 2.2-dev (Current SVN)
>            Reporter: Robin Wyles
>            Priority: Minor
>             Fix For: 2.2-dev (Current SVN)
>
>         Attachments: HttpServletResponseBufferingWrapper-empty-response.patch
>
>
> When the response body is empty, e.g. when a FileNotFoundException is thrown by a generator, or servlet service call returns an empty response, a NPE is thrown by HttpServletResponseBufferingWrapper.  
> Patch adds a null check on HttpServletResponseBufferingWrapper's outputStream in the flushBufferedResponse method.

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