GacInstalled Class
.NET Framework 2.0
Note: This class is new in the .NET Framework version 2.0.
Confirms that a code assembly originates in the global assembly cache (GAC) as evidence for policy evaluation. This class cannot be inherited.
Namespace: System.Security.Policy
Assembly: mscorlib (in mscorlib.dll)
Assembly: mscorlib (in mscorlib.dll)
'Declaration <SerializableAttribute> _ <ComVisibleAttribute(True)> _ Public NotInheritable Class GacInstalled Implements IIdentityPermissionFactory 'Usage Dim instance As GacInstalled
/** @attribute SerializableAttribute() */ /** @attribute ComVisibleAttribute(true) */ public final class GacInstalled implements IIdentityPermissionFactory
SerializableAttribute ComVisibleAttribute(true) public final class GacInstalled implements IIdentityPermissionFactory
The presence of GacInstalled evidence produces a GacIdentityPermission in the grant set. If there is a Demand for GacIdentityPermission, the GacIdentityPermission that corresponds to the GacInstalled evidence is compared with the demanded permission.
The following code example shows the use of the GacInstalled class.
Imports System Imports System.Security.Policy Imports System.Security Imports System.Security.Permissions Imports Microsoft.VisualBasic Class GacDemo <STAThread()> _ Overloads Shared Sub Main(ByVal args() As String) Dim myGacInstalled As New GacInstalled Dim hostEvidence() As Object = {myGacInstalled} Dim assemblyEvidence() As Object Dim myEvidence As New Evidence(hostEvidence, assemblyEvidence) Dim myPerm As GacIdentityPermission = _ CType(myGacInstalled.CreateIdentityPermission(myEvidence), _ GacIdentityPermission) Console.WriteLine(myPerm.ToXml().ToString()) Dim myGacInstalledCopy As GacInstalled = _ CType(myGacInstalled.Copy(), GacInstalled) Dim result As Boolean = myGacInstalled.Equals(myGacInstalledCopy) Console.WriteLine( _ ("Hashcode = " & myGacInstalled.GetHashCode().ToString())) Console.WriteLine(myGacInstalled.ToString()) End Class 'GacDemo
package GacClass ;
import System.*;
import System.Security.Policy.*;
import System.Security.*;
import System.Security.Permissions.*;
class GacDemo
{
/** @attribute STAThread()
*/
public static void main(String[] args)
{
GacInstalled myGacInstalled = new GacInstalled();
Object hostEvidence[] = new Object[] { myGacInstalled };
Object assemblyEvidence[] = null;
Evidence myEvidence = new Evidence(hostEvidence, assemblyEvidence);
GacIdentityPermission myPerm = ((GacIdentityPermission)
(myGacInstalled.CreateIdentityPermission(myEvidence)));
Console.WriteLine(myPerm.ToXml().ToString());
GacInstalled myGacInstalledCopy = ((GacInstalled)(myGacInstalled.Copy()));
boolean result = myGacInstalled.Equals(myGacInstalledCopy);
Console.WriteLine(("Hashcode = "
+ String.valueOf(myGacInstalled.GetHashCode())));
Console.WriteLine(myGacInstalled.ToString());
} //main
} //GacDemo
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.
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