DBDataPermissionAttribute.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 / fx / src / Data / System / Data / Common / DBDataPermissionAttribute.cs / 1305376 / DBDataPermissionAttribute.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// [....] 
// [....]
//----------------------------------------------------------------------------- 
 
#if ORACLE
namespace System.Data.OracleClient { 
#else
namespace System.Data.Common {
#endif
 
    using System.ComponentModel;
    using System.Data.Common; 
    using System.Diagnostics; 
    using System.Security;
    using System.Security.Permissions; 

    /* derived class pattern
    [AttributeUsage(AttributeTargets.Method | AttributeTargets.Constructor | AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Assembly, AllowMultiple = true, Inherited = false )]
    [Serializable] sealed public class XPermissionAttribute : DBDataPermissionAttribute { 
        public XPermissionAttribute(SecurityAction action) : base(action) {
        } 
        override public IPermission CreatePermission() { 
            return new XPermission(this);
        } 
    }
    */

#if ORACLE 
    sealed public partial class OraclePermissionAttribute :  CodeAccessSecurityAttribute {
#else 
    [Serializable(), AttributeUsage(AttributeTargets.Method | AttributeTargets.Constructor | AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Assembly, AllowMultiple = true, Inherited = false )] 
    public abstract class DBDataPermissionAttribute : CodeAccessSecurityAttribute { // V1.0.3300
#endif 
        private bool _allowBlankPassword;// = false;
        private string _connectionString;// = ADP.StrEmpty;
        private string _restrictions;// = ADP.StrEmpty;
        private KeyRestrictionBehavior _behavior;// = KeyRestrictionBehavior.AllowOnly; 

#if !ORACLE 
        protected DBDataPermissionAttribute(SecurityAction action) : base(action) { 
        }
#endif 

        public bool AllowBlankPassword { // V1.0.3300
            get {
                return _allowBlankPassword; 
            }
            set { 
                _allowBlankPassword = value; 
            }
        } 

        public string ConnectionString { // V1.0.5000
            get {
                string value = _connectionString; 
                return ((null != value) ? value : String.Empty);
            } 
            set { 
                _connectionString = value;
            } 
        }

        public KeyRestrictionBehavior KeyRestrictionBehavior { // V1.0.5000, default AllowOnly
            get { 
                return _behavior;
            } 
            set { 
                switch(value) {
                case KeyRestrictionBehavior.PreventUsage: 
                case KeyRestrictionBehavior.AllowOnly:
                    _behavior = value;
                    break;
                default: 
                    throw ADP.InvalidKeyRestrictionBehavior(value);
                } 
            } 
        }
 
        public string KeyRestrictions { // V1.0.5000
            get {
                string value = _restrictions;
                return (null != value) ? value : ADP.StrEmpty; 
            }
            set { 
                _restrictions = value; 
            }
        } 

        [ EditorBrowsableAttribute(EditorBrowsableState.Never) ]
        public bool ShouldSerializeConnectionString() { // V1.2.3300
            return (null != _connectionString); 
        }
 
        [ EditorBrowsableAttribute(EditorBrowsableState.Never) ] 
        public bool ShouldSerializeKeyRestrictions() { // V1.2.3300
            return (null != _restrictions); 
        }
    }
}
 
#if !ORACLE
namespace System.Data { // MDAC 83087 
 
[Serializable]
 
    public enum KeyRestrictionBehavior { // V1.0.5000
        AllowOnly    = 0,
        PreventUsage = 1,
    } 
}
#endif 
 

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

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