Error.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / Log / System / IO / Log / Error.cs / 1 / Error.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------
namespace System.IO.Log
{ 
    using System;
    using System.Diagnostics; 
    using System.Runtime.InteropServices; 

 
    static class Error
    {
        // A collection of errors, taken from various places in the
        // windows headers. 
        //
        public const uint ERROR_SUCCESS                  = 0; 
        public const uint ERROR_FILE_NOT_FOUND           = 2; 
        public const uint ERROR_PATH_NOT_FOUND           = 3;
        public const uint ERROR_ACCESS_DENIED            = 5; 
        public const uint ERROR_INVALID_HANDLE           = 6;
        public const uint ERROR_OUTOFMEMORY              = 14;
        public const uint ERROR_SHARING_VIOLATION        = 32;
        public const uint ERROR_HANDLE_EOF               = 38; 
        public const uint ERROR_NOT_SUPPORTED            = 50;
        public const uint ERROR_DUP_NAME                 = 52; 
        public const uint ERROR_BAD_NETPATH              = 53; 
        public const uint ERROR_INVALID_PARAMETER        = 87;
        public const uint ERROR_BUFFER_OVERFLOW          = 111; 
        public const uint ERROR_INVALID_NAME             = 123;
        public const uint ERROR_BAD_PATHNAME             = 161;
        public const uint ERROR_ALREADY_EXISTS           = 183;
        public const uint ERROR_MORE_DATA                = 234; 
        public const uint ERROR_NO_MORE_ITEMS            = 259;
        public const uint ERROR_OPERATION_ABORTED        = 995; 
        public const uint ERROR_IO_PENDING               = 997; 
        public const uint ERROR_IO_DEVICE                = 1117;
        public const uint ERROR_NOT_FOUND                = 1168; 
        public const uint ERROR_NO_SYSTEM_RESOURCES      = 1450;
        public const uint ERROR_INVALID_USER_BUFFER      = 1784;
        public const uint ERROR_CANT_RESOLVE_FILENAME    = 1921;
        public const uint ERROR_INVALID_OPERATION        = 4317; 
        public const uint ERROR_INVALID_STATE            = 5023;
        public const uint ERROR_LOG_SECTOR_PARITY_INVALID = 6601; 
        public const uint ERROR_LOG_BLOCK_INCOMPLETE     = 6603; 
        public const uint ERROR_LOG_INVALID_RANGE        = 6604;
        public const uint ERROR_LOG_READ_CONTEXT_INVALID = 6606; 
        public const uint ERROR_LOG_BLOCK_VERSION        = 6608;
        public const uint ERROR_LOG_BLOCK_INVALID        = 6609;
        public const uint ERROR_LOG_NO_RESTART           = 6611;
        public const uint ERROR_LOG_METADATA_CORRUPT     = 6612; 
        public const uint ERROR_LOG_RESERVATION_INVALID  = 6615;
        public const uint ERROR_LOG_CANT_DELETE          = 6616; 
        public const uint ERROR_LOG_START_OF_LOG         = 6618; 
        public const uint ERROR_LOG_POLICY_NOT_INSTALLED = 6620;
        public const uint ERROR_LOG_POLICY_INVALID       = 6621; 
        public const uint ERROR_LOG_POLICY_CONFLICT      = 6622;
        public const uint ERROR_LOG_TAIL_INVALID         = 6627;
        public const uint ERROR_LOG_FULL                 = 6628;
        public const uint ERROR_LOG_NOT_ENOUGH_CONTAINERS = 6635; 
        public const uint ERROR_LOG_FULL_HANDLER_IN_PROGRESS = 6638;
 
 
        // More error codes from simple file log -
        public const uint ERROR_MEDIUM_FULL = 112; 
        public const uint ERROR_DISK_FULL = 127;
        public const uint ERROR_INVALID_HEADER = 251;
        public const uint ERROR_FILE_CORRUPT = 258;
        public const uint ERROR_E_OLDFORMAT = 260; 

        // We would like to distinguish between a sequence full condition and log store 
        // operation filling the disk. 

        public const uint LOGSTORE_ERROR_DISK_FULL = 112112112; 

        public static Exception ExceptionForKnownCode(uint errorCode,
                                                      Exception innerException)
        { 
            // This is the big mapping of code to exception for codes
            // that we recognize. It is called when we need to map to 
            // a specific exception, and we recognize that the code 
            // being returned is one that can legitimately come from
            // the called routine. 
            //
            // If you get back a code that is not supposed to come
            // from the function you called, then you should use
            // ExceptionForUnknownCode instead, regardless of whether 
            // or not we have a mapping for that code.
            // 
            // The following codes should never be recognized: 
            //     ERROR_BUFFER_OVERFLOW
            //     ERROR_MORE_DATA 
            //     ERROR_NO_MORE_ITEMS
            //     ERROR_IO_PENDING
            //     ERROR_INVALID_USER_BUFFER
            //     ERROR_LOG_NO_RESTART 
            //     ERROR_LOG_START_OF_LOG
            // 
            switch(errorCode) 
            {
            case ERROR_FILE_NOT_FOUND: 
            case ERROR_PATH_NOT_FOUND:
                return new FileNotFoundException(
                    SR.GetString(SR.IO_FileNotFound),
                    innerException); 

            case ERROR_CANT_RESOLVE_FILENAME: 
                return new ArgumentException( 
                    SR.GetString(SR.Argument_LogFileNameInvalid),
                    innerException); 

            case ERROR_ACCESS_DENIED:
                return new UnauthorizedAccessException(
                    SR.GetString(SR.Unauthorized_AccessDenied), 
                    innerException);
 
            case ERROR_INVALID_HANDLE: 
            case ERROR_LOG_READ_CONTEXT_INVALID:
                if (innerException == null) 
                {
                    return new ObjectDisposedException(String.Empty);
                }
                else 
                {
                    return new ObjectDisposedException( 
                        innerException.Message, 
                        innerException);
                } 

            case ERROR_OUTOFMEMORY:
                return new OutOfMemoryException();
 
            case ERROR_SHARING_VIOLATION:
                if (innerException == null) 
                { 
                    return new IOException(SR.GetString(SR.IO_SharingViolation),
                                           GetHRForCode(errorCode)); 
                }
                else
                {
                    return new IOException(SR.GetString(SR.IO_SharingViolation), 
                                           innerException);
                } 
 
            case ERROR_HANDLE_EOF:
                if (innerException == null) 
                {
                    return new IOException(SR.GetString(SR.IO_EndOfLog),
                                        GetHRForCode(errorCode));
                } 
                else
                { 
                    return new IOException(SR.GetString(SR.IO_EndOfLog), 
                                        innerException);
                } 

            case ERROR_NOT_SUPPORTED:
                if (innerException == null)
                { 
                    return new NotSupportedException();
                } 
                else 
                {
                    return new NotSupportedException( 
                                innerException.Message,
                                innerException);
                }
 
            case ERROR_INVALID_PARAMETER:
                if (innerException == null) 
                { 
                    return new ArgumentException();
                } 
                else
                {
                    return new ArgumentException(
                        innerException.Message, 
                        innerException);
                } 
            case ERROR_LOG_BLOCK_INVALID: 
            case ERROR_LOG_BLOCK_VERSION:
                if (innerException == null) 
                {
                    return new IOException(SR.GetString(SR.IO_InvalidLogFileFormat),
                                            GetHRForCode(errorCode));
                } 
                else
                { 
                    return new IOException(SR.GetString(SR.IO_InvalidLogFileFormat), 
                                            innerException);
                } 

            case ERROR_INVALID_NAME:
            case ERROR_BAD_PATHNAME:
            case ERROR_BAD_NETPATH: 
                return new ArgumentException(
                    SR.GetString(SR.Argument_FileNameInvalid), 
                    innerException); 

            case ERROR_ALREADY_EXISTS: 
                if (innerException == null)
                {
                    return new IOException(SR.GetString(SR.IO_AlreadyExists),
                                           GetHRForCode(errorCode)); 
                }
                else 
                { 
                    return new IOException(SR.GetString(SR.IO_AlreadyExists),
                                           innerException); 
                }

            case ERROR_IO_DEVICE:
                if (innerException == null) 
                {
                    return new IOException(SR.GetString(SR.IO_DeviceHresult, GetHRForCode(errorCode)), 
                                           GetHRForCode(errorCode)); 
                }
                else 
                {
                    return new IOException(SR.GetString(SR.IO_DeviceException, innerException.Message),
                                           innerException);
                } 

            case ERROR_INVALID_OPERATION: 
            case ERROR_INVALID_STATE: 
                if (innerException == null)
                { 
                    return new InvalidOperationException();
                }
                else
                { 
                    return new InvalidOperationException(innerException.Message, innerException);
                } 
 
            case ERROR_LOG_BLOCK_INCOMPLETE:
                if (innerException == null) 
                {
                    return new IOException(SR.GetString(SR.IO_BlockIncomplete),
                                        GetHRForCode(errorCode));
                } 
                else
                { 
                    return new IOException(SR.GetString(SR.IO_BlockIncomplete), 
                                        innerException);
                } 

            case ERROR_LOG_INVALID_RANGE:
                return new ArgumentOutOfRangeException(
                    SR.GetString(SR.Argument_LogInvalidRange), 
                    innerException);
 
            case ERROR_LOG_CANT_DELETE: 
                if (innerException == null)
                { 
                    return new IOException(SR.GetString(SR.IO_LogCannotDelete),
                                           GetHRForCode(errorCode));
                }
                else 
                {
                    return new IOException(SR.GetString(SR.IO_LogCannotDelete), 
                                           innerException); 
                }
 
            case ERROR_LOG_TAIL_INVALID:
                return new ArgumentOutOfRangeException(
                    SR.GetString(SR.Argument_TailInvalid),
                    innerException); 

            case LOGSTORE_ERROR_DISK_FULL: 
                    return new IOException(SR.GetString(SR.DiskFull)); 

            case ERROR_MEDIUM_FULL: 
            case ERROR_DISK_FULL:
                    return new SequenceFullException(SR.GetString(SR.DiskFull),
                                 innerException);
 
            case ERROR_LOG_FULL:
            case ERROR_NO_SYSTEM_RESOURCES: 
            case ERROR_LOG_FULL_HANDLER_IN_PROGRESS: 
                return new SequenceFullException(SR.GetString(SR.SequenceFull),
                                                 innerException); 

            case ERROR_LOG_POLICY_INVALID:
                return new InvalidOperationException(
                    SR.GetString(SR.InvalidOperation_LogPolicyInvalid), 
                    innerException);
 
            case ERROR_LOG_POLICY_CONFLICT: 
                return new InvalidOperationException(
                    SR.GetString(SR.InvalidOperation_LogPolicyConflict), 
                    innerException);

            case ERROR_FILE_CORRUPT:
            case ERROR_INVALID_HEADER: 
            case ERROR_LOG_METADATA_CORRUPT:
                return new IOException( 
                    SR.GetString(SR.IO_LogCorrupt), 
                    innerException);
 
            case ERROR_E_OLDFORMAT:
                return new IOException(
                    SR.GetString(SR.LogRecSeq_IncompatibleVersion),
                    innerException); 

            case ERROR_NOT_FOUND: 
                return new ArgumentException(SR.GetString(SR.Argument_NotFound), 
                                    innerException);
            case ERROR_LOG_RESERVATION_INVALID: 
                return new ArgumentException(SR.GetString(SR.Argument_InvalidReservation));

            case ERROR_LOG_NOT_ENOUGH_CONTAINERS:
                return new InvalidOperationException( 
                    SR.GetString(SR.InvalidOperation_MustHaveExtents),
                    innerException); 
            } 

            // The error codes in the above list are explicitly recognized by the (internal) caller as 
            // being known and understood. If we recognize and understand a new error code, it
            // should be added to this list. Otherwise, the error code should be converted to an
            // exception using ExceptionForUnknownCode. If we reach this point, we have a bug
            // in our own error handling code. 
            DiagnosticUtility.DebugAssert("Either the code is unknown, or it should not have failed.");
            return ExceptionForUnknownCode(errorCode); 
        } 

        public static Exception ExceptionForKnownCode(uint errorCode) 
        {
            return ExceptionForKnownCode(errorCode, null);
        }
 
        public static Exception ExceptionForUnknownCode(uint errorCode)
        { 
            int hr = GetHRForCode(errorCode); 
            return new IOException(SR.GetString(SR.IO_UnexpectedException, hr), hr);
        } 

        public static Exception ExceptionForUnknownCode(uint errorCode,
                                                        Exception innerException)
        { 
            int hr = GetHRForCode(errorCode);
            return new IOException(SR.GetString(SR.IO_UnexpectedException, hr), 
                                   innerException); 
        }
 
        public static int GetHRForCode(uint errorCode)
        {
            if ((errorCode & 0x80000000) != 0x80000000)
            { 
                errorCode = (uint)((errorCode & 0x0000FFFF) |
                                   unchecked((int)0x80070000)); 
            } 

            return unchecked((int)errorCode); 
        }

        public static Exception ConvertKnownException(COMException comException)
        { 
            uint errorCode = GetErrorCodeFromHR(comException.ErrorCode);
            Exception exception = ExceptionForKnownCode(errorCode, comException); 
            if (exception == null) 
            {
                exception = ExceptionForUnknownCode(errorCode, comException); 
            }

            return exception;
        } 

        public static uint GetErrorCodeFromHR(int hresult) 
        { 
            uint u_hresult = unchecked((uint)hresult);
            return u_hresult & 0x0000FFFF; 
        }

        public static Exception ArgumentInvalid(string resourceCode)
        { 
            return new ArgumentException(SR.GetString(resourceCode));
        } 
 
        public static Exception ArgumentNull(string argument)
        { 
            return new ArgumentNullException(argument);
        }

        public static Exception ArgumentOutOfRange(string argument) 
        {
            return new ArgumentOutOfRangeException(argument); 
        } 

        public static Exception ArgumentOutOfRange(string argument, Exception exp) 
        {
            return new ArgumentOutOfRangeException(SR.GetString(argument), exp);
        }
 
        public static Exception DuplicateEnd()
        { 
            return new InvalidOperationException(SR.GetString(SR.AsyncResult_DuplicateEnd)); 
        }
 
        public static Exception EnumEnded()
        {
            return new InvalidOperationException(SR.GetString(SR.InvalidOperation_EnumEnded));
        } 

        public static Exception EnumNotStarted() 
        { 
            return new InvalidOperationException(SR.GetString(SR.InvalidOperation_EnumNotStarted));
        } 

        public static Exception InvalidAsyncResult()
        {
            return new ArgumentException(SR.GetString(SR.AsyncResult_Invalid)); 
        }
 
        public static Exception InvalidOperation(string resourceCode) 
        {
            return new InvalidOperationException(SR.GetString(resourceCode)); 
        }

        public static Exception IncompatibleVersion()
        { 
            return new IOException(SR.GetString(SR.LogRecSeq_IncompatibleVersion));
        } 
 
        public static Exception LogCorrupt()
        { 
            return new IOException(SR.GetString(SR.IO_LogCorrupt));
        }

        public static Exception NotArchivable() 
        {
            return new NotSupportedException(SR.GetString(SR.LogStore_NotArchivable)); 
        } 

        public static Exception NotSupported() 
        {
            return new NotSupportedException();
        }
 
        public static Exception NotSupported(string resource)
        { 
            return new NotSupportedException(SR.GetString(resource)); 
        }
 
        public static Exception PlatformNotSupported()
        {
            return new PlatformNotSupportedException(SR.GetString(SR.NotSupported_Platform));
        } 

        public static Exception ObjectDisposed() 
        { 
            return new ObjectDisposedException(null);
        } 

        public static Exception ReservationNotFound()
        {
            return new ReservationNotFoundException(); 
        }
 
        public static Exception SequenceNumberInvalid() 
        {
            return new ArgumentException( 
                                    SR.GetString(
                                        SR.Argument_InvalidSequenceNumber));
        }
 
        public static Exception SequenceNumberNotActive(string paramName)
        { 
            return new ArgumentOutOfRangeException( 
                    paramName,
                    SR.GetString( 
                        SR.Argument_SequenceNumberNotActive));
        }
    }
} 

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

Link Menu

Network programming in C#, Network Programming in VB.NET, Network Programming in .NET
This book is available now!
Buy at Amazon US or
Buy at Amazon UK