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PnrpPermission.Union Method

Creates a permission that is the union of the current PnrpPermission and the specified permission.

Namespace:  System.Net.PeerToPeer
Assembly:  System.Net (in System.Net.dll)

abstract Union : 
        target:IPermission -> IPermission  
override Union : 
        target:IPermission -> IPermission

Parameters

target
Type: System.Security.IPermission

A permission to combine with the current permission. It must be of the same type as the current permission.

Return Value

Type: System.Security.IPermission
A new permission that represents the Union of the current PnrpPermission and the specified permission.

Implements

IPermission.Union(IPermission)

ExceptionCondition
ArgumentException

target parameter is invalid.

The result of a call to Union is a permission that represents all the operations represented by both the current PnrpPermission 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 a null reference (Nothing in Visual Basic) 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 a null reference (Nothing in Visual Basic) reference (Nothing in Visual Basic)) returns an object that has the same value as X.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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