PnrpPermission.Intersect(IPermission) Method
Definition
Important
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Creates and returns a permission that is the intersection of the current PnrpPermission and the specified permission.
public:
override System::Security::IPermission ^ Intersect(System::Security::IPermission ^ target);
public override System.Security.IPermission Intersect (System.Security.IPermission target);
override this.Intersect : System.Security.IPermission -> System.Security.IPermission
Public Overrides Function Intersect (target As IPermission) As IPermission
Parameters
- target
- IPermission
A permission to Intersect(IPermission) with the current permission. It must be of the same type as the current permission.
Returns
A new permission that represents the intersection of the current PnrpPermission and the specified permission. This new permission is a null
reference (Nothing
in Visual Basic) if the intersection is empty.
Exceptions
The target parameter is not a null
reference (Nothing
in Visual Basic) and is not an instance of the same class as the current permission.
Remarks
The intersection of two permissions is a permission that describes the set of operations they both describe in common. Only a demand that passes both original permissions will pass the intersection.
The following statements are required to be true
for all implementations of the Intersect method. X and Y represent IPermission object references that are not a null
reference (Nothing in Visual Basic).
X.Intersect(X) returns a value equal to X.
X.Intersect(Y) returns the same value as Y.Intersect(X).
X.Intersect(a
null
reference (Nothing
in Visual Basic)) returns anull
reference (Nothing
in Visual Basic).
Applies to
See also
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