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//
// System.Security.NamedPermissionSet
//
// Authors:
// Dan Lewis (dihlewis@yahoo.co.uk)
// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) 2002
// Portions (C) 2003, 2004 Motus Technologies Inc. (http://www.motus.com)
// Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.Runtime.InteropServices;
using System.Security.Permissions;
namespace System.Security {
[ComVisible (true)]
[Serializable]
public sealed class NamedPermissionSet : PermissionSet {
private string name;
private string description;
// for PolicyLevel (to avoid validation duplication)
internal NamedPermissionSet ()
: base ()
{
}
public NamedPermissionSet (string name, PermissionSet permSet)
: base (permSet)
{
Name = name;
}
public NamedPermissionSet (string name, PermissionState state)
: base (state)
{
Name = name;
}
public NamedPermissionSet (NamedPermissionSet permSet)
: base (permSet)
{
name = permSet.name; // name can be null here
description = permSet.description;
}
public NamedPermissionSet (string name)
: this (name, PermissionState.Unrestricted)
{
}
// properties
public string Description {
get { return description; }
set { description = value; }
}
public string Name {
get { return name; }
set {
if ((value == null) || (value == String.Empty)) {
throw new ArgumentException (Locale.GetText ("invalid name"));
}
name = value;
}
}
// methods
public override PermissionSet Copy ()
{
return new NamedPermissionSet (this);
}
public NamedPermissionSet Copy (string name)
{
NamedPermissionSet nps = new NamedPermissionSet (this);
nps.Name = name; // get the new name
return nps;
}
public override void FromXml (SecurityElement et)
{
base.FromXml (et);
// strangely it can import a null Name (bypassing property setter)
name = et.Attribute ("Name");
description = et.Attribute ("Description");
if (description == null)
description = String.Empty;
}
public override SecurityElement ToXml ()
{
SecurityElement se = base.ToXml ();
if (name != null)
se.AddAttribute ("Name", name);
if (description != null)
se.AddAttribute ("Description", description);
return se;
}
[ComVisible (false)]
public override bool Equals (object obj)
{
if (obj == null)
return false;
NamedPermissionSet nps = (obj as NamedPermissionSet);
if (nps == null)
return false;
// description isn't part of the comparaison
return ((name == nps.Name) && base.Equals (obj));
}
[ComVisible (false)]
public override int GetHashCode ()
{
int hc = base.GetHashCode ();
// name is part of the hash code (except when null)
if (name != null)
hc ^= name.GetHashCode ();
// description is never part of the hash code
return hc;
}
}
}
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