Export (0) Print
Expand All

RegistryPermission.SetPathList Method

Sets new access for the specified registry variable names to the existing state of the permission.

Namespace:  System.Security.Permissions
Assembly:  mscorlib (in mscorlib.dll)

public void SetPathList(
	RegistryPermissionAccess access,
	string pathList
)

Parameters

access
Type: System.Security.Permissions.RegistryPermissionAccess

One of the RegistryPermissionAccess values.

pathList
Type: System.String

A list of registry variables (semicolon-separated).

ExceptionCondition
ArgumentException

The access parameter is not a valid value of RegistryPermissionAccess.

-or-

The pathList parameter is not a valid string.

The previous state of the current permission is overwritten.

The following code example shows the use of the SetPathList method.

// AddPathList adds access for the specified registry variables to the existing state of the permission. 
// SetPathList sets new access for the specified registry variable names to the existing state of the permission. 
// GetPathList gets paths for all registry variables with the specified RegistryPermissionAccess. 
private static bool SetGetPathListDemo()
{
    try
    {
        Console.WriteLine("********************************************************\n");
        RegistryPermission readPerm1;
        Console.WriteLine("Creating RegistryPermission with AllAccess rights for 'HKEY_LOCAL_MACHINE\\HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0'");
        readPerm1 = new RegistryPermission(RegistryPermissionAccess.AllAccess, "HKEY_LOCAL_MACHINE\\HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0");
        Console.WriteLine("Adding 'HKEY_LOCAL_MACHINE\\HARDWARE\\DESCRIPTION' to the write access list, "
            + "and \n 'HKEY_LOCAL_MACHINE\\HARDWARE\\DESCRIPTION\\System\\FloatingPointProcessor\\0' "
            + "to the read access list.");
        readPerm1.AddPathList(RegistryPermissionAccess.Write, "HKEY_LOCAL_MACHINE\\HARDWARE\\DESCRIPTION");
        readPerm1.AddPathList(RegistryPermissionAccess.Read,
            "HKEY_LOCAL_MACHINE\\HARDWARE\\DESCRIPTION\\System\\FloatingPointProcessor\\0");
        Console.WriteLine("Read access list before SetPathList = " +
            readPerm1.GetPathList(RegistryPermissionAccess.Read));
        Console.WriteLine("Setting read access rights to \n'HKEY_LOCAL_MACHINE\\HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0'");
        readPerm1.SetPathList(RegistryPermissionAccess.Read,
            "HKEY_LOCAL_MACHINE\\HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0");
        Console.WriteLine("Read access list after SetPathList = \n" +
            readPerm1.GetPathList(RegistryPermissionAccess.Read));
        Console.WriteLine("Write access = \n" +
            readPerm1.GetPathList(RegistryPermissionAccess.Write));
        Console.WriteLine("Write access Registry variables = \n" +
            readPerm1.GetPathList(RegistryPermissionAccess.AllAccess));
    }
    catch (ArgumentException e)
    {
        // RegistryPermissionAccess.AllAccess can not be used as a parameter for GetPathList.
        Console.WriteLine("An ArgumentException occured as a result of using AllAccess. "
            + "AllAccess cannot be used as a parameter in GetPathList because it represents more than one "
            + "type of registry variable access : \n" + e);
    }

    return true;
}

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
Show:
© 2015 Microsoft