PeerCollaborationPermission.Union(IPermission) Method
Definition
Important
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Creates a permission that is the union of the current PeerCollaborationPermission and the specified target
permission.
public:
override System::Security::IPermission ^ Union(System::Security::IPermission ^ target);
public override System.Security.IPermission Union (System.Security.IPermission target);
override this.Union : System.Security.IPermission -> System.Security.IPermission
Public Overrides Function Union (target As IPermission) As IPermission
Parameters
- target
- IPermission
A permission to combine with the current permission. It must be of the same type as the current permission.
Returns
A new permission that represents the Union(IPermission) of the current PeerCollaborationPermission and the specified permission.
Exceptions
The parameter is a null
reference (Nothing
in Visual Basic).
Remarks
The result of a call to Union is a permission that represents all the operations represented by both the current PeerCollaborationPermission and the specified permission. Any demand that passes either permission passes their union.
The following statements are required to be true
for all implementations of the Union method. X and Y represent IPermission objects that are not a null
reference (Nothing
in Visual Basic).
X.Union(X) returns an object that has the same value as X.
X.Union(Y) returns an object that has the same value as the object returned by Y.Union(X).
X.Union(a
null
reference (Nothing
in Visual Basic)) returns an object that has the same value as X.