PermissionRequestEvidence.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Security / Policy / PermissionRequestEvidence.cs / 1305376 / PermissionRequestEvidence.cs
                        

                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
//  PermissionRequestEvidence.cs
// 
// [....] 
//
//  Encapsulation of permission request as an evidence type. 
//

namespace System.Security.Policy {
    using System.Runtime.Remoting; 
    using System;
    using System.IO; 
    using System.Security.Util; 
    using System.Collections;
    using System.Runtime.Serialization; 
    using System.Diagnostics.Contracts;

    [Serializable]
    [System.Runtime.InteropServices.ComVisible(true)] 
    [Obsolete("Assembly level declarative security is obsolete and is no longer enforced by the CLR by default. See http://go.microsoft.com/fwlink/?LinkID=155570 for more information.")]
    public sealed class PermissionRequestEvidence : EvidenceBase 
    { 
        private PermissionSet m_request;
        private PermissionSet m_optional; 
        private PermissionSet m_denied;

        // These fields are not used, they are here for serialization compatibility with Whidbey
#pragma warning disable 169 
        private String m_strRequest;
        private String m_strOptional; 
        private String m_strDenied; 
#pragma warning restore 169
 
        public PermissionRequestEvidence(PermissionSet request, PermissionSet optional, PermissionSet denied)
        {
            if (request == null)
                m_request = null; 
            else
                m_request = request.Copy(); 
 
            if (optional == null)
                m_optional = null; 
            else
                m_optional = optional.Copy();

            if (denied == null) 
                m_denied = null;
            else 
                m_denied = denied.Copy(); 
        }
 
        public PermissionSet RequestedPermissions
        {
            get
            { 
                return m_request;
            } 
        } 

        public PermissionSet OptionalPermissions 
        {
            get
            {
                return m_optional; 
            }
        } 
 
        public PermissionSet DeniedPermissions
        { 
            get
            {
                return m_denied;
            } 
        }
 
        public override EvidenceBase Clone() 
        {
            return Copy(); 
        }

        public PermissionRequestEvidence Copy()
        { 
            return new PermissionRequestEvidence(m_request, m_optional, m_denied);
        } 
 
        internal SecurityElement ToXml() {
            SecurityElement root = new SecurityElement( "System.Security.Policy.PermissionRequestEvidence" ); 
            // If you hit this assert then most likely you are trying to change the name of this class.
            // This is ok as long as you change the hard coded string above and change the assert below.
            Contract.Assert( this.GetType().FullName.Equals( "System.Security.Policy.PermissionRequestEvidence" ), "Class name changed!" );
 
            root.AddAttribute( "version", "1" );
 
            SecurityElement elem; 

            if (m_request != null) 
            {
                elem = new SecurityElement( "Request" );
                elem.AddChild( m_request.ToXml() );
                root.AddChild( elem ); 
            }
 
            if (m_optional != null) 
            {
                elem = new SecurityElement( "Optional" ); 
                elem.AddChild( m_optional.ToXml() );
                root.AddChild( elem );
            }
 
            if (m_denied != null)
            { 
                elem = new SecurityElement( "Denied" ); 
                elem.AddChild( m_denied.ToXml() );
                root.AddChild( elem ); 
            }

            return root;
        } 

        [System.Security.SecuritySafeCritical]  // auto-generated 
        public override String ToString() 
        {
            return ToXml().ToString(); 
        }
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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