diff options
Diffstat (limited to 'mcs/class/System/System.Net/DnsPermission.cs')
| -rw-r--r-- | mcs/class/System/System.Net/DnsPermission.cs | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/mcs/class/System/System.Net/DnsPermission.cs b/mcs/class/System/System.Net/DnsPermission.cs deleted file mode 100644 index e60a0fca65d..00000000000 --- a/mcs/class/System/System.Net/DnsPermission.cs +++ /dev/null @@ -1,139 +0,0 @@ -//
-// System.Net.DnsPermission.cs
-//
-// Author:
-// Lawrence Pit (loz@cable.a2000.nl)
-//
-
-using System;
-using System.Collections;
-using System.Security;
-using System.Security.Permissions;
-
-namespace System.Net
-{
- [Serializable]
- public sealed class DnsPermission : CodeAccessPermission, IUnrestrictedPermission
- {
- // Fields
- bool m_noRestriction;
-
- // Constructors
- public DnsPermission (PermissionState state) : base ()
- {
- m_noRestriction = (state == PermissionState.Unrestricted);
- }
-
- // Methods
-
- public override IPermission Copy ()
- {
- // this is immutable.
- return this;
- }
-
- public override IPermission Intersect (IPermission target)
- {
- // LAMESPEC: says to throw an exception when null
- // but at same time it says to return null. We'll
- // follow MS behaviour.
- if (target == null)
- return null;
-
- DnsPermission perm = target as DnsPermission;
-
- if (perm == null)
- throw new ArgumentException ("Argument not of type DnsPermission");
-
- if (this.m_noRestriction && perm.m_noRestriction)
- return this;
-
- return this.m_noRestriction ? perm : this;
- }
-
- public override bool IsSubsetOf (IPermission target)
- {
- if (target == null)
- return !m_noRestriction;
-
- DnsPermission perm = target as DnsPermission;
-
- if (perm == null)
- throw new ArgumentException ("Argument not of type DnsPermission");
-
- return !this.m_noRestriction || perm.m_noRestriction;
- }
-
- public bool IsUnrestricted ()
- {
- return this.m_noRestriction;
- }
-
- /*
-
- DnsPermission dns1 = new DnsPermission (PermissionState.None);
- Console.WriteLine (dns1.ToXml ().ToString ());
-
- DnsPermission dns2 = new DnsPermission (PermissionState.Unrestricted);
- Console.WriteLine (dns2.ToXml ().ToString ());
-
- This is the sample xml output:
-
- <IPermission class="System.Net.DnsPermission, System, Version=1.0.3300.0, Cultur
- e=neutral, PublicKeyToken=b77a5c561934e089"
- version="1"/>
-
- <IPermission class="System.Net.DnsPermission, System, Version=1.0.3300.0, Cultur
- e=neutral, PublicKeyToken=b77a5c561934e089"
- version="1"
- Unrestricted="true"/>
- */
- public override SecurityElement ToXml ()
- {
-
- SecurityElement root = new SecurityElement ("IPermission");
- root.AddAttribute ("class", this.GetType ().AssemblyQualifiedName);
- root.AddAttribute ("version", "1");
- if (m_noRestriction)
- root.AddAttribute ("Unrestricted", "true");
-
- return root;
- }
-
- public override void FromXml (SecurityElement securityElement)
- {
- if (securityElement == null)
- throw new ArgumentNullException ("securityElement");
-
- // LAMESPEC: it says to throw an ArgumentNullException in this case
- if (securityElement.Tag != "IPermission")
- throw new ArgumentException ("securityElement");
-
- string classStr = securityElement.Attribute ("class");
- if (classStr == null || !classStr.StartsWith (this.GetType ().FullName + ","))
- throw new ArgumentException ("securityElement");
-
- string unrestricted = securityElement.Attribute ("Unrestricted");
- if (unrestricted != null)
- this.m_noRestriction = (String.Compare (unrestricted, "true", true) == 0);
- }
-
- public override IPermission Union (IPermission target)
- {
- // LAMESPEC: according to spec we should throw an
- // exception when target is null. We'll follow the
- // behaviour of MS.Net instead of the spec.
- if (target == null)
- return this;
- // throw new ArgumentNullException ("target");
-
- DnsPermission perm = target as DnsPermission;
-
- if (perm == null)
- throw new ArgumentException ("Argument not of type DnsPermission");
-
- return this.m_noRestriction ? this : perm;
- }
-
- }
-}
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