ConfigurationFileMap.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 / Configuration / System / Configuration / ConfigurationFileMap.cs / 1305376 / ConfigurationFileMap.cs
                        

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

using System; 
using System.Collections; 
using System.Collections.Specialized;
using System.Security; 
using System.Security.Permissions;
using System.IO;

 
namespace System.Configuration {
 
    // 
    // Holds the configuration file mapping for
    // machine.config. It is the base class for 
    // ExeConfigurationFileMap and WebConfigurationFileMap.
    //
    public class ConfigurationFileMap : ICloneable {
        string  _machineConfigFilename; 
        bool    _requirePathDiscovery;
 
        public ConfigurationFileMap() { 
            _machineConfigFilename = ClientConfigurationHost.MachineConfigFilePath;
            _requirePathDiscovery = true; 
        }

        public ConfigurationFileMap(string machineConfigFilename) {
            if (string.IsNullOrEmpty(machineConfigFilename)) 
                throw new ArgumentNullException("machineConfigFilename");
            if (!File.Exists(machineConfigFilename)) 
                throw new ArgumentException(SR.GetString(SR.Machine_config_file_not_found, machineConfigFilename), "machineConfigFilename"); 
            _machineConfigFilename = machineConfigFilename;
        } 

        public virtual object Clone() {
            return new ConfigurationFileMap(_machineConfigFilename);
        } 

        // 
        // The name of machine.config. 
        //
        public string MachineConfigFilename { 
            get {
                //
                // Ensure that we use the same string to issue the demand that we use to
                // return to the caller. 
                //
                string filename = _machineConfigFilename; 
                if (_requirePathDiscovery) { 
                    new FileIOPermission(FileIOPermissionAccess.PathDiscovery, filename).Demand();
                } 

                return filename;
            }
 
            set {
                _requirePathDiscovery = false; 
                _machineConfigFilename = value; 
            }
        } 
    }
}

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

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