Class ExternalContextFactory
- All Implemented Interfaces:
FacesWrapper<ExternalContextFactory>
ExternalContextFactory
is a factory object that creates
(if needed) and returns new ExternalContext
instances, initialized
for the processing of the specified request and response objects.
There must be one ExternalContextFactory
instance per web
application that is utilizing JavaServer Faces. This instance can be
acquired, in a portable manner, by calling:
ExternalContextFactory factory = (ExternalContextFactory) FactoryFinder.getFactory(FactoryFinder.EXTERNAL_CONTEXT_FACTORY);
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionabstract ExternalContext
getExternalContext
(Object context, Object request, Object response) Create (if needed) and return anExternalContext
instance that is initialized for the processing of the specified request and response objects, for this web application.If this factory has been decorated, the implementation doing the decorating may override this method to provide access to the implementation being wrapped.
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Constructor Details
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ExternalContextFactory
public ExternalContextFactory()
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Method Details
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getWrapped
If this factory has been decorated, the implementation doing the decorating may override this method to provide access to the implementation being wrapped. A default implementation is provided that returns
null
.- Specified by:
getWrapped
in interfaceFacesWrapper<ExternalContextFactory>
- Since:
- 2.0
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getExternalContext
public abstract ExternalContext getExternalContext(Object context, Object request, Object response) throws FacesException Create (if needed) and return an
ExternalContext
instance that is initialized for the processing of the specified request and response objects, for this web application.- Parameters:
context
- In servlet environments, theServletContext
that is associated with this web applicationrequest
- In servlet environments, theServletRequest
that is to be processedresponse
- In servlet environments, theServletResponse
that is to be processed- Throws:
FacesException
- if aExternalContext
cannot be constructed for the specified parametersNullPointerException
- if any of the parameters arenull
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