FileLoadException.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 / clr / src / BCL / System / IO / FileLoadException.cs / 1305376 / FileLoadException.cs
                        

                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
/*============================================================
** 
** Class:  FileLoadException 
**
** [....] 
** [....]
**
**
** Purpose: Exception for failure to load a file that was successfully found. 
**
** 
===========================================================*/ 

using System; 
using System.Globalization;
using System.Runtime.Serialization;
using System.Runtime.InteropServices;
using System.Runtime.CompilerServices; 
using System.Security;
using System.Security.Permissions; 
using System.Runtime.Versioning; 
using SecurityException = System.Security.SecurityException;
 
namespace System.IO {

    [Serializable]
[System.Runtime.InteropServices.ComVisible(true)] 
    public class FileLoadException : IOException {
 
        private String _fileName;   // the name of the file we could not load. 
        private String _fusionLog;  // fusion log (when applicable)
 
        public FileLoadException()
            : base(Environment.GetResourceString("IO.FileLoad")) {
            SetErrorCode(__HResults.COR_E_FILELOAD);
        } 

        public FileLoadException(String message) 
            : base(message) { 
            SetErrorCode(__HResults.COR_E_FILELOAD);
        } 

        public FileLoadException(String message, Exception inner)
            : base(message, inner) {
            SetErrorCode(__HResults.COR_E_FILELOAD); 
        }
 
        public FileLoadException(String message, String fileName) : base(message) 
        {
            SetErrorCode(__HResults.COR_E_FILELOAD); 
            _fileName = fileName;
        }

        public FileLoadException(String message, String fileName, Exception inner) 
            : base(message, inner) {
            SetErrorCode(__HResults.COR_E_FILELOAD); 
            _fileName = fileName; 
        }
 
        public override String Message
        {
            get {
                SetMessageField(); 
                return _message;
            } 
        } 

        private void SetMessageField() 
        {
            if (_message == null)
                _message = FormatFileLoadExceptionMessage(_fileName, HResult);
        } 

        public String FileName { 
            get { return _fileName; } 
        }
 
        [System.Security.SecuritySafeCritical]  // auto-generated
        public override String ToString()
        {
            String s = GetType().FullName + ": " + Message; 

            if (_fileName != null && _fileName.Length != 0) 
                s += Environment.NewLine + Environment.GetResourceString("IO.FileName_Name", _fileName); 

            if (InnerException != null) 
                s = s + " ---> " + InnerException.ToString();

            if (StackTrace != null)
                s += Environment.NewLine + StackTrace; 

#if FEATURE_FUSION 
            try 
            {
                if(FusionLog!=null) 
                {
                    if (s==null)
                        s=" ";
                    s+=Environment.NewLine; 
                    s+=Environment.NewLine;
                    s+=FusionLog; 
                } 
            }
            catch(SecurityException) 
            {

            }
#endif // FEATURE_FUSION 

            return s; 
        } 

        [System.Security.SecuritySafeCritical]  // auto-generated 
        protected FileLoadException(SerializationInfo info, StreamingContext context) : base (info, context) {
            // Base class constructor will check info != null.

            _fileName = info.GetString("FileLoad_FileName"); 

            try 
            { 
                _fusionLog = info.GetString("FileLoad_FusionLog");
            } 
            catch
            {
                _fusionLog = null;
            } 

        } 
 
        private FileLoadException(String fileName, String fusionLog,int hResult)
            : base(null) 
        {
            SetErrorCode(hResult);
            _fileName = fileName;
            _fusionLog=fusionLog; 
            SetMessageField();
        } 
 
        public String FusionLog {
            [System.Security.SecuritySafeCritical]  // auto-generated 
            [SecurityPermissionAttribute( SecurityAction.Demand, Flags = SecurityPermissionFlag.ControlEvidence | SecurityPermissionFlag.ControlPolicy)]
            get { return _fusionLog; }
        }
 
        [System.Security.SecurityCritical]  // auto-generated_required
        public override void GetObjectData(SerializationInfo info, StreamingContext context) { 
            // Serialize data for our base classes.  base will verify info != null. 
            base.GetObjectData(info, context);
 
            // Serialize data for this class
            info.AddValue("FileLoad_FileName", _fileName, typeof(String));

            try 
            {
                info.AddValue("FileLoad_FusionLog", FusionLog, typeof(String)); 
            } 
            catch (SecurityException)
            { 
            }
        }

        [System.Security.SecuritySafeCritical]  // auto-generated 
        internal static String FormatFileLoadExceptionMessage(String fileName,
            int hResult) 
        { 
            string format = null;
            GetFileLoadExceptionMessage(hResult, JitHelpers.GetStringHandleOnStack(ref format)); 

            string message = null;
            GetMessageForHR(hResult, JitHelpers.GetStringHandleOnStack(ref message));
 
            return String.Format(CultureInfo.CurrentCulture, format, fileName, message);
        } 
 
        [System.Security.SecurityCritical]  // auto-generated
        [ResourceExposure(ResourceScope.None)] 
        [DllImport(JitHelpers.QCall, CharSet = CharSet.Unicode)]
        [SuppressUnmanagedCodeSecurity]
        private static extern void GetFileLoadExceptionMessage(int hResult, StringHandleOnStack retString);
 
        [System.Security.SecurityCritical]  // auto-generated
        [ResourceExposure(ResourceScope.None)] 
        [DllImport(JitHelpers.QCall, CharSet = CharSet.Unicode)] 
        [SuppressUnmanagedCodeSecurity]
        private static extern void GetMessageForHR(int hresult, StringHandleOnStack retString); 
    }
}

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

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