ApplicationDirectoryMembershipCondition.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ FXUpdate3074 / FXUpdate3074 / 1.1 / untmp / whidbey / QFE / ndp / clr / src / BCL / System / Security / Policy / ApplicationDirectoryMembershipCondition.cs / 2 / ApplicationDirectoryMembershipCondition.cs

                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
//  ApplicationDirectoryMembershipCondition.cs
// 
//  Implementation of membership condition for "application directories" 
//
 
namespace System.Security.Policy {
    using System;
   using SecurityElement = System.Security.SecurityElement;
   using System.Security.Policy; 
   using URLString = System.Security.Util.URLString;
    using System.Collections; 
 
    [Serializable]
[System.Runtime.InteropServices.ComVisible(true)] 
    sealed public class ApplicationDirectoryMembershipCondition : IMembershipCondition, IConstantMembershipCondition, IReportMatchMembershipCondition
    {
        //------------------------------------------------------
        // 
        // PRIVATE STATE DATA
        // 
        //----------------------------------------------------- 

        //----------------------------------------------------- 
        //
        // PUBLIC CONSTRUCTORS
        //
        //----------------------------------------------------- 

        public ApplicationDirectoryMembershipCondition() 
        { 
        }
 
        //------------------------------------------------------
        //
        // IMEMBERSHIPCONDITION IMPLEMENTATION
        // 
        //-----------------------------------------------------
 
        public bool Check( Evidence evidence ) 
        {
            object usedEvidence = null; 
            return (this as IReportMatchMembershipCondition).Check(evidence, out usedEvidence);
        }

        bool IReportMatchMembershipCondition.Check(Evidence evidence, out object usedEvidence) 
        {
            usedEvidence = null; 
 
            if (evidence == null)
                return false; 

            IEnumerator enumerator = evidence.GetHostEnumerator();
            while (enumerator.MoveNext())
            { 
                ApplicationDirectory dir = enumerator.Current as ApplicationDirectory;
 
                if (dir != null) 
                {
                    IEnumerator innerEnumerator = evidence.GetHostEnumerator(); 

                    while (innerEnumerator.MoveNext())
                    {
                        Url url = innerEnumerator.Current as Url; 

                        if (url != null) 
                        { 
                            // We need to add a wildcard at the end because IsSubsetOf
                            // keys off of it. 

                            String appDir = dir.Directory;

                            if (appDir != null && appDir.Length > 1) 
                            {
                                if (appDir[appDir.Length-1] == '/') 
                                    appDir += "*"; 
                                else
                                    appDir += "/*";   // comment 

                                URLString appDirString = new URLString(appDir);

                                if (url.GetURLString().IsSubsetOf(appDirString)) 
                                {
                                    usedEvidence = dir; 
                                    return true; 
                                }
                            } 
                        }
                    }
                }
            } 

            return false; 
        } 

        public IMembershipCondition Copy() 
        {
            return new ApplicationDirectoryMembershipCondition();
        }
 
        public SecurityElement ToXml()
        { 
            return ToXml( null ); 
        }
 
        public void FromXml( SecurityElement e )
        {
            FromXml( e, null );
        } 

        public SecurityElement ToXml( PolicyLevel level ) 
        { 
            SecurityElement root = new SecurityElement( "IMembershipCondition" );
            System.Security.Util.XMLUtil.AddClassAttribute( root, this.GetType(), "System.Security.Policy.ApplicationDirectoryMembershipCondition" ); 
            // If you hit this assertt 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 assertt below.
            BCLDebug.Assert( this.GetType().FullName.Equals( "System.Security.Policy.ApplicationDirectoryMembershipCondition" ), "Class name changed!" );
 
            root.AddAttribute( "version", "1" );
 
            return root; 
        }
 
        public void FromXml( SecurityElement e, PolicyLevel level )
        {
            if (e == null)
                throw new ArgumentNullException("e"); 

            if (!e.Tag.Equals( "IMembershipCondition" )) 
            { 
                throw new ArgumentException( Environment.GetResourceString( "Argument_MembershipConditionElement" ) );
            } 
        }

        public override bool Equals( Object o )
        { 
            return (o is ApplicationDirectoryMembershipCondition);
        } 
 
        public override int GetHashCode()
        { 
            return typeof( ApplicationDirectoryMembershipCondition ).GetHashCode();
        }

        public override String ToString() 
        {
            return Environment.GetResourceString( "ApplicationDirectory_ToString" ); 
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.


                        

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