Grant.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / wpf / src / Base / System / Security / RightsManagement / Grant.cs / 1 / Grant.cs
                        
                        
                            //------------------------------------------------------------------------------ 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// Description: This class represents a (ContentUser , ContentRight) pair. 
// 
// History:
//  06/01/2005: IgorBel :   Initial Implementation 
//
//-----------------------------------------------------------------------------

using System; 
using System.Collections;
using System.Diagnostics; 
using System.Globalization; 
using System.Windows;
using MS.Internal.Security.RightsManagement; 
using SecurityHelper=MS.Internal.WindowsBase.SecurityHelper;

namespace System.Security.RightsManagement
{ 

    ///  
    /// ContentGrant class represent a (ContentUser , ContentRight) pair this is 
    /// a basic building block for structures that need to express information about rights granted to a document.
    ///  
    /// 
    ///     Critical:    This class expose access to methods that eventually do one or more of the the following
    ///             1. call into unmanaged code
    ///             2. affects state/data that will eventually cross over unmanaged code boundary 
    ///             3. Return some RM related information which is considered private
    /// 
    ///     TreatAsSafe: This attribute automatically applied to all public entry points. All the public entry points have 
    ///     Demands for RightsManagementPermission at entry to counter the possible attacks that do
    ///     not lead to the unmanaged code directly(which is protected by another Demand there) but rather leave 
    ///     some status/data behind which eventually might cross the unamanaged boundary.
    /// 
    [SecurityCritical(SecurityCriticalScope.Everything)]
    public class ContentGrant 
    {
        ///  
        /// Constructor for the read only ContentGrant class. It takes values for user and right as parameters. 
        /// 
        public ContentGrant(ContentUser user, ContentRight right) 
                    : this(user, right, DateTime.MinValue, DateTime.MaxValue)
        {
        }
 
        /// 
        /// Constructor for the read only ContentGrant class. It takes values for 
        ///     user, right, validFrom, and validUntil as parameters. 
        /// 
        public ContentGrant(ContentUser user, ContentRight right, DateTime validFrom, DateTime validUntil) 
        {
            SecurityHelper.DemandRightsManagementPermission();
            // Add validation here
 
            if (user == null)
            { 
                throw new ArgumentNullException("user"); 
            }
 
            if ((right != ContentRight.View) &&
                (right != ContentRight.Edit) &&
                (right != ContentRight.Print) &&
                (right != ContentRight.Extract) && 
                (right != ContentRight.ObjectModel) &&
                (right != ContentRight.Owner) && 
                (right != ContentRight.ViewRightsData) && 
                (right != ContentRight.Forward) &&
                (right != ContentRight.Reply) && 
                (right != ContentRight.ReplyAll) &&
                (right != ContentRight.Sign) &&
                (right != ContentRight.DocumentEdit)  &&
                (right != ContentRight.Export)) 
            {
                throw new ArgumentOutOfRangeException("right"); 
            } 

            if (validFrom > validUntil) 
            {
                throw new ArgumentOutOfRangeException("validFrom");
            }
 
            _user = user;
            _right = right; 
 
            _validFrom = validFrom;
            _validUntil = validUntil; 
        }


 
        /// 
        /// Read only User propery. 
        ///  
        public ContentUser User
        { 
            get
            {
                SecurityHelper.DemandRightsManagementPermission();
                return _user; 
            }
        } 
 
        /// 
        /// Read only Right propery. 
        /// 
        public ContentRight Right
        {
            get 
            {
                SecurityHelper.DemandRightsManagementPermission(); 
                return _right; 
            }
        } 

        /// 
        /// The starting validity time, in UTC time, for the grant.
        ///  
        public DateTime  ValidFrom
        { 
            get 
            {
                SecurityHelper.DemandRightsManagementPermission(); 

                return _validFrom;
            }
        } 

        ///  
        /// The ending validity time, in UTC time, for the grant. 
        /// 
        public DateTime  ValidUntil 
        {
            get
            {
                SecurityHelper.DemandRightsManagementPermission(); 

                return _validUntil; 
            } 
        }
 
        private ContentUser _user;
        private ContentRight _right;
        private DateTime _validFrom;
        private DateTime _validUntil; 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------------------------ 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// Description: This class represents a (ContentUser , ContentRight) pair. 
// 
// History:
//  06/01/2005: IgorBel :   Initial Implementation 
//
//-----------------------------------------------------------------------------

using System; 
using System.Collections;
using System.Diagnostics; 
using System.Globalization; 
using System.Windows;
using MS.Internal.Security.RightsManagement; 
using SecurityHelper=MS.Internal.WindowsBase.SecurityHelper;

namespace System.Security.RightsManagement
{ 

    ///  
    /// ContentGrant class represent a (ContentUser , ContentRight) pair this is 
    /// a basic building block for structures that need to express information about rights granted to a document.
    ///  
    /// 
    ///     Critical:    This class expose access to methods that eventually do one or more of the the following
    ///             1. call into unmanaged code
    ///             2. affects state/data that will eventually cross over unmanaged code boundary 
    ///             3. Return some RM related information which is considered private
    /// 
    ///     TreatAsSafe: This attribute automatically applied to all public entry points. All the public entry points have 
    ///     Demands for RightsManagementPermission at entry to counter the possible attacks that do
    ///     not lead to the unmanaged code directly(which is protected by another Demand there) but rather leave 
    ///     some status/data behind which eventually might cross the unamanaged boundary.
    /// 
    [SecurityCritical(SecurityCriticalScope.Everything)]
    public class ContentGrant 
    {
        ///  
        /// Constructor for the read only ContentGrant class. It takes values for user and right as parameters. 
        /// 
        public ContentGrant(ContentUser user, ContentRight right) 
                    : this(user, right, DateTime.MinValue, DateTime.MaxValue)
        {
        }
 
        /// 
        /// Constructor for the read only ContentGrant class. It takes values for 
        ///     user, right, validFrom, and validUntil as parameters. 
        /// 
        public ContentGrant(ContentUser user, ContentRight right, DateTime validFrom, DateTime validUntil) 
        {
            SecurityHelper.DemandRightsManagementPermission();
            // Add validation here
 
            if (user == null)
            { 
                throw new ArgumentNullException("user"); 
            }
 
            if ((right != ContentRight.View) &&
                (right != ContentRight.Edit) &&
                (right != ContentRight.Print) &&
                (right != ContentRight.Extract) && 
                (right != ContentRight.ObjectModel) &&
                (right != ContentRight.Owner) && 
                (right != ContentRight.ViewRightsData) && 
                (right != ContentRight.Forward) &&
                (right != ContentRight.Reply) && 
                (right != ContentRight.ReplyAll) &&
                (right != ContentRight.Sign) &&
                (right != ContentRight.DocumentEdit)  &&
                (right != ContentRight.Export)) 
            {
                throw new ArgumentOutOfRangeException("right"); 
            } 

            if (validFrom > validUntil) 
            {
                throw new ArgumentOutOfRangeException("validFrom");
            }
 
            _user = user;
            _right = right; 
 
            _validFrom = validFrom;
            _validUntil = validUntil; 
        }


 
        /// 
        /// Read only User propery. 
        ///  
        public ContentUser User
        { 
            get
            {
                SecurityHelper.DemandRightsManagementPermission();
                return _user; 
            }
        } 
 
        /// 
        /// Read only Right propery. 
        /// 
        public ContentRight Right
        {
            get 
            {
                SecurityHelper.DemandRightsManagementPermission(); 
                return _right; 
            }
        } 

        /// 
        /// The starting validity time, in UTC time, for the grant.
        ///  
        public DateTime  ValidFrom
        { 
            get 
            {
                SecurityHelper.DemandRightsManagementPermission(); 

                return _validFrom;
            }
        } 

        ///  
        /// The ending validity time, in UTC time, for the grant. 
        /// 
        public DateTime  ValidUntil 
        {
            get
            {
                SecurityHelper.DemandRightsManagementPermission(); 

                return _validUntil; 
            } 
        }
 
        private ContentUser _user;
        private ContentRight _right;
        private DateTime _validFrom;
        private DateTime _validUntil; 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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Grant.cs source code in C# .NET

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