.NET Framework Class Library
Evidence..::.AddHost Method

Adds the specified evidence supplied by the host to the evidence set.

Namespace:  System.Security.Policy
Assembly:  mscorlib (in mscorlib.dll)
Syntax

Visual Basic (Declaration)
Public Sub AddHost ( _
    id As Object _
)
Visual Basic (Usage)
Dim instance As Evidence
Dim id As Object

instance.AddHost(id)
C#
public void AddHost(
    Object id
)
Visual C++
public:
void AddHost(
    Object^ id
)
JScript
public function AddHost(
    id : Object
)

Parameters

id
Type: System..::.Object
Any evidence object.
Exceptions

ExceptionCondition
SecurityException

Locked is true and the code that calls this method does not have SecurityPermissionFlag..::.ControlEvidence.

Remarks

Use this method for evidence supplied by the host.

NoteNote:

This method does not perform a check to prevent adding duplicate types of evidence. Many host evidence objects can exist at the same time.

Examples

The following code example shows the use of the AddHost method. This example is part of a larger example provided for the Evidence class.

Visual Basic
Dim url As New Url("http://www.treyresearch.com")
Console.WriteLine(("Adding host evidence " & url.ToString()))
ev2a.AddHost(url)
Dim ev2b As New Evidence(ev2a)
Console.WriteLine("Copy evidence into new evidence")
Dim enum1 As IEnumerator = ev2b.GetHostEnumerator()
enum1.MoveNext()
Console.WriteLine(enum1.Current.ToString())
C#
Url url = new Url("http://www.treyresearch.com");
Console.WriteLine("Adding host evidence " + url.ToString());
ev2a.AddHost(url);
Evidence ev2b = new Evidence(ev2a);
Console.WriteLine("Copy evidence into new evidence");
IEnumerator enum1 = ev2b.GetHostEnumerator();
enum1.MoveNext();
Console.WriteLine(enum1.Current.ToString());
Visual C++
Url^ url = gcnew Url( "http://www.treyresearch.com" );
Console::WriteLine( "Adding host evidence {0}", url );
ev2a->AddHost( url );
Evidence^ ev2b = gcnew Evidence( ev2a );
Console::WriteLine( "Copy evidence into new evidence" );
IEnumerator^ enum1 = ev2b->GetHostEnumerator();
enum1->MoveNext();
Console::WriteLine( enum1->Current );

.NET Framework Security

Platforms

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Version Information

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0
See Also

Reference

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