[jira] Updated: (SLING-1003) Integration of 3rd party servlet filters problematic

2009-06-18 Thread Christian Sprecher (JIRA)

 [ 
https://issues.apache.org/jira/browse/SLING-1003?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Christian Sprecher updated SLING-1003:
--

Attachment: RequestData.diff

Patch for RequestData#unwrap(SlingHttpServletRequest): 
*foreign* ServletWrappers are allowed.

Please test it carefully! It runs both with and without the webcastellum 
filter, but I only tested it in standard configuration, i.e. no special filters 
enabled

 Integration of 3rd party servlet filters problematic
 

 Key: SLING-1003
 URL: https://issues.apache.org/jira/browse/SLING-1003
 Project: Sling
  Issue Type: Bug
  Components: Engine
Affects Versions: Engine 2.0.4
 Environment: Windows Vista, 
 java version 1.6.0_13
 Java(TM) SE Runtime Environment (build 1.6.0_13-b03)
 Java HotSpot(TM) Client VM (build 11.3-b02, mixed mode, sharing)
Reporter: Christian Sprecher
Assignee: Felix Meschberger
Priority: Minor
 Fix For: Engine 2.0.6

 Attachments: RequestData.diff, SlingWebCastellum-1.0.jar


 There is a problem within the chain handling: the 3rd party filter uses it's 
 own wrapper for requests and response, and supplies it to the chain in the 
 chain.doFilter() call. This leads to a ClassCastException on line 54 of 
 AbstractSlingFilterChain:
 ...
RequestProgressTracker tracker = ((SlingHttpServletRequest) 
 request).getRequestProgressTracker();
 ...
 I am not sure if this cast is valid in the context of a filter chain. On the 
 other hand I am not sure wether such a use case (filter that manipulates 
 request and response) has a chance to run in Sling.
 == Please note that this servlet filter needs to run as early as possible in 
 the filter chain
 java.lang.ClassCastException: org.webcastellum.RequestWrapper cannot be cast 
 to
 org.apache.sling.api.SlingHttpServletRequest
at 
 org.apache.sling.engine.impl.filter.AbstractSlingFilterChain.doFilter
 (AbstractSlingFilterChain.java:54)
at 
 org.webcastellum.WebCastellumFilter.internalDoFilter(WebCastellumFilt
 er.java:2610)
at 
 org.webcastellum.WebCastellumFilter.doFilter(WebCastellumFilter.java:
 1710)

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[jira] Updated: (SLING-1003) Integration of 3rd party servlet filters problematic

2009-06-14 Thread Christian Sprecher (JIRA)

 [ 
https://issues.apache.org/jira/browse/SLING-1003?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Christian Sprecher updated SLING-1003:
--

Attachment: SlingWebCastellum-1.0.jar

The corpus delicti: OSGI-fied WebCastellum version. Creates a Component named
org.webcastellum.WebCastellumFilter, which needs to be started explicitely

 Integration of 3rd party servlet filters problematic
 

 Key: SLING-1003
 URL: https://issues.apache.org/jira/browse/SLING-1003
 Project: Sling
  Issue Type: Bug
  Components: Engine
Affects Versions: Engine 2.0.4
 Environment: Windows Vista, 
 java version 1.6.0_13
 Java(TM) SE Runtime Environment (build 1.6.0_13-b03)
 Java HotSpot(TM) Client VM (build 11.3-b02, mixed mode, sharing)
Reporter: Christian Sprecher
Assignee: Felix Meschberger
Priority: Minor
 Fix For: Engine 2.0.6

 Attachments: SlingWebCastellum-1.0.jar


 There is a problem within the chain handling: the 3rd party filter uses it's 
 own wrapper for requests and response, and supplies it to the chain in the 
 chain.doFilter() call. This leads to a ClassCastException on line 54 of 
 AbstractSlingFilterChain:
 ...
RequestProgressTracker tracker = ((SlingHttpServletRequest) 
 request).getRequestProgressTracker();
 ...
 I am not sure if this cast is valid in the context of a filter chain. On the 
 other hand I am not sure wether such a use case (filter that manipulates 
 request and response) has a chance to run in Sling.
 == Please note that this servlet filter needs to run as early as possible in 
 the filter chain
 java.lang.ClassCastException: org.webcastellum.RequestWrapper cannot be cast 
 to
 org.apache.sling.api.SlingHttpServletRequest
at 
 org.apache.sling.engine.impl.filter.AbstractSlingFilterChain.doFilter
 (AbstractSlingFilterChain.java:54)
at 
 org.webcastellum.WebCastellumFilter.internalDoFilter(WebCastellumFilt
 er.java:2610)
at 
 org.webcastellum.WebCastellumFilter.doFilter(WebCastellumFilter.java:
 1710)

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