Interface

Interface

afterCall ( environ )

Commit transaction after successful hit

beforeTraversal ( environ )

Begin transaction before traversal

getLayer ( name,  default=None )

Return the named layer, or default

getSkin ( name,  default=None )

Return the named skin, or default

handleException (
        environ,
        exc_info,
        retry_allowed=1,
        )

Convert exception to a handler, and invoke it

newContext (
        environ={},
        start=NOT_GIVEN,
        skin=None,
        user=NOT_GIVEN,
        )

Create an initial ITraversalContext based on environ, etc.

If start is not supplied, the policy's application object will be used as the current location of the created context. If skin is not supplied, the default skin is used. If user is not supplied, it is looked up via getUser().

ns_handler ( ns,  default=None )

Return an INamespaceHandler for namespace ns, or default