Implement to confirm that the operation meets some intended criteria.
Assembly: System.ServiceModel (in System.ServiceModel.dll)
Implement the method to examine the structure to confirm any set of criteria. It is not necessary to perform any customizations in ApplyClientBehavior or ApplyDispatchBehavior to make use of this method. If the operation passes validation, return; otherwise, throw an exception.
For example, the method can be use to ensure that an operation is authorized.
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.