RoleGroup.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / UI / WebControls / RoleGroup.cs / 1 / RoleGroup.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.UI.WebControls { 
 
    using System.ComponentModel;
    using System.Security.Permissions; 
    using System.Security.Principal;
    using System.Web.Security;

 
    /// 
    /// Associates a collection of roles with a template. 
    ///  
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public sealed class RoleGroup { 
        private ITemplate _contentTemplate;
        private string[] _roles;

 
        /// 
        /// The template associated with the roles. 
        ///  
        [
        Browsable(false), 
        DefaultValue(null),
        PersistenceMode(PersistenceMode.InnerProperty),
        TemplateContainer(typeof(LoginView)),
        ] 
        public ITemplate ContentTemplate {
            get { 
                return _contentTemplate; 
            }
            set { 
                _contentTemplate = value;
            }
        }
 

        ///  
        /// The roles associated with the template. 
        /// 
        [ 
        TypeConverterAttribute(typeof(StringArrayConverter)),
        ]
        public string[] Roles {
            get { 
                if (_roles == null) {
                    return new string[0]; 
                } 
                else {
                    // Must clone to preserve encapsulation 
                    return (string[]) _roles.Clone();
                }
            }
            set { 
                if (value == null) {
                    _roles = value; 
                } 
                else {
                    // Must clone to preserve encapsulation 
                    _roles = (string[]) value.Clone();
                }
            }
        } 

 
        ///  
        /// Whether the user is in any of the roles.
        ///  
        public bool ContainsUser(IPrincipal user) {
            if (user == null) {
                throw new ArgumentNullException("user");
            } 
            if (_roles == null) {
                return false; 
            } 
            foreach (string role in _roles) {
                if (user.IsInRole(role)) { 
                    return true;
                }
            }
            return false; 
        }
 
 
        /// 
        /// For appearance in designer collection editor. 
        /// 
        public override string ToString() {
            StringArrayConverter converter = new StringArrayConverter();
            return converter.ConvertToString(Roles); 
        }
    } 
}

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