Class ExternalContextFactory
- java.lang.Object
-
- javax.faces.context.ExternalContextFactory
-
- All Implemented Interfaces:
FacesWrapper<ExternalContextFactory>
public abstract class ExternalContextFactory extends java.lang.Object implements 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);
-
-
Constructor Summary
Constructors Constructor Description ExternalContextFactory()
-
Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description abstract ExternalContext
getExternalContext(java.lang.Object context, java.lang.Object request, java.lang.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.ExternalContextFactory
getWrapped()
If this factory has been decorated, the implementation doing the decorating may override this method to provide access to the implementation being wrapped.
-
-
-
Method Detail
-
getWrapped
public ExternalContextFactory 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
-
getExternalContext
public abstract ExternalContext getExternalContext(java.lang.Object context, java.lang.Object request, java.lang.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 parametersjava.lang.NullPointerException
- if any of the parameters arenull
-
-