FileMode

docs\samples\Microsoft.ML.Samples\Dynamic\Trainers\MulticlassClassification\ImageClassification\LearningRateSchedulingCifarResnetTransferLearning.cs (1)

308using (var fs = new FileStream(relativeFilePath, FileMode.CreateNew))

docs\samples\Microsoft.ML.Samples\Dynamic\Trainers\MulticlassClassification\ImageClassification\ResnetV2101TransferLearningEarlyStopping.cs (1)

264using (var fs = new FileStream(relativeFilePath, FileMode.CreateNew))

docs\samples\Microsoft.ML.Samples\Dynamic\Trainers\MulticlassClassification\ImageClassification\ResnetV2101TransferLearningTrainTestSplit.cs (1)

285using (var fs = new FileStream(relativeFilePath, FileMode.CreateNew))

SamplesDatasetUtils.cs (1)

199using (var fs = new FileStream(dataFile, FileMode.CreateNew))

TensorflowTransform.cs (2)

172using (var fs = new FileStream(fullFilePath, FileMode.Create, FileAccess.Write)) 484using (var fs = new FileStream(fullPath, FileMode.Open))

BaseTestBaseline.cs (3)

1002return Utils.OpenWriter(File.Open(path, append ? FileMode.Append : FileMode.OpenOrCreate), encoding, bufferSize, false); 1014return new StreamReader(File.Open(path, FileMode.Open, FileAccess.Read, FileShare.Read));

ImagesTests.cs (4)

1235using FileStream imageStream = new FileStream(dataFile, FileMode.Open, FileAccess.Read, FileShare.Read); 1336FileStream stream = new FileStream(imageFile, FileMode.Open, FileAccess.Read, FileShare.Read); 1343stream = new FileStream(imageFile, FileMode.Open, FileAccess.Read, FileShare.None); 1352stream = new FileStream(imageFile, FileMode.Open, FileAccess.Read, FileShare.Read);

OnnxConversionTest.cs (5)

1780using (FileStream stream = new FileStream(mappedDataPath, FileMode.Create)) 1795using (FileStream stream = new FileStream(onnxModelPath, FileMode.Create)) 1817using (FileStream stream = new FileStream(onnxModelPath2, FileMode.Create)) 2035using (FileStream stream = new FileStream(onnxModelPath, FileMode.Create)) 2048using (FileStream stream = new FileStream(onnxModelPath, FileMode.Create))

SvmLightTests.cs (4)

510using (var stream = new FileStream(path, FileMode.Create)) 518using (var stream = new FileStream(path, FileMode.Create)) 526using (var stream = new FileStream(path, FileMode.Create)) 534using (var stream = new FileStream(path, FileMode.Create))

TrainerEstimators\TreeEstimators.cs (1)

326using (var fStream = new FileStream(modelPath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))

DnnRetrainTransform.cs (2)

136using (var fs = new FileStream(fullFilePath, FileMode.Create, FileAccess.Write)) 717using (var fs = new FileStream(fullPath, FileMode.Open))

ImageClassificationTrainer.cs (6)

871using Stream featuresWriter = File.Open(cacheFilePath + "_features.bin", FileMode.Create); 872using Stream labelWriter = File.Open(cacheFilePath + "_labels.bin", FileMode.Create); 913using (Stream trainSetLabelReader = File.Open(trainBottleneckFilePath + "_labels.bin", FileMode.Open)) 914using (Stream trainSetFeatureReader = File.Open(trainBottleneckFilePath + "_features.bin", FileMode.Open)) 917File.Open(validationSetBottleneckFilePath + "_labels.bin", FileMode.Open) : null; 920File.Open(validationSetBottleneckFilePath + "_features.bin", FileMode.Open) : null;

Microsoft\VisualBasic\CompilerServices\VB6File.vb (2)

405m_file = New FileStream(m_sFullPath, FileMode.Open, CType(m_access, FileAccess), CType(m_share, FileShare)) 407m_file = New FileStream(m_sFullPath, FileMode.Create, CType(m_access, FileAccess), CType(m_share, FileShare))

Microsoft\VisualBasic\CompilerServices\VB6InputFile.vb (1)

35m_file = New FileStream(m_sFullPath, FileMode.Open, CType(m_access, FileAccess), CType(m_share, FileShare))

Microsoft\VisualBasic\CompilerServices\VB6OutputFile.vb (3)

43m_file = New FileStream(m_sFullPath, FileMode.Open, CType(m_access, FileAccess), CType(m_share, FileShare)) 45m_file = New FileStream(m_sFullPath, FileMode.Create, CType(m_access, FileAccess), CType(m_share, FileShare)) 48m_file = New FileStream(m_sFullPath, FileMode.Create, CType(m_access, FileAccess), CType(m_share, FileShare))

Microsoft\VisualBasic\CompilerServices\VB6RandomFile.vb (5)

33Private Sub OpenFileHelper(ByVal fm As FileMode, ByVal fa As OpenAccess) 58Dim fm As FileMode 63fm = FileMode.Open 65fm = FileMode.OpenOrCreate 67fm = FileMode.Create

Microsoft\VisualBasic\FileIO\FileSystem.vb (4)

747Dim IOFileMode As IO.FileMode 749IOFileMode = IO.FileMode.Append 751IOFileMode = IO.FileMode.Create ' CreateNew or Truncate. 1280FileStream = New IO.FileStream(FilePath, IO.FileMode.Open, IO.FileAccess.Read, IO.FileShare.ReadWrite)

Microsoft\VisualBasic\FileIO\TextFieldParser.vb (1)

555Dim fileStreamTemp As New FileStream(fullPath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite)

src\VisualStudio\IntegrationTest\Harness\XUnitShared\Harness\ScreenshotService.cs (1)

41using (var fileStream = new FileStream(fullPath, FileMode.Create, FileAccess.Write))

src\VisualStudio\IntegrationTest\Harness\XUnitShared\Harness\VisualStudioInstanceFactory.cs (1)

443using (var writerStream = File.Open(path, FileMode.CreateNew, FileAccess.Write))

src\libraries\shims\mscorlib\ref\mscorlib.cs (1)

324[assembly: System.Runtime.CompilerServices.TypeForwardedTo(typeof(System.IO.FileMode))]

netstandard.cs (1)

919[assembly: System.Runtime.CompilerServices.TypeForwardedTo(typeof(System.IO.FileMode))]

Microsoft\Build\Tasks\Windows\MergeLocalizationDirectives.cs (1)

61new FileStream(absoluteFilePath, FileMode.Create),

Microsoft\Build\Tasks\Windows\ResourcesGenerator.cs (1)

47_sourceStream = new FileStream(_sourcePath, FileMode.Open, FileAccess.Read, FileShare.Read);

Microsoft\Build\Tasks\Windows\UidManager.cs (2)

244using (Stream uidStream = new FileStream(tempFile, FileMode.Create)) 298using (Stream uidStream = new FileStream(tempFile, FileMode.Create))

MS\Internal\MarkupCompiler\MarkupCompiler.cs (1)

1284using (FileStream bamlFileStream = new FileStream(filepath, FileMode.Create, FileAccess.Write))

MS\Internal\AppModel\SiteOfOriginPart.cs (1)

45protected override Stream GetStreamCore(FileMode mode, FileAccess access)

MS\Internal\IO\Packaging\ByteRangeDownloader.cs (1)

60_tempFileStream = File.Open(tempFileName, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite);

src\Microsoft.DotNet.Wpf\src\Shared\System\IO\FileHelper.cs (1)

127stream = new FileStream(path, FileMode.CreateNew, fileAccess, FileShare.None, DefaultBufferSize, fileOptions);

System\IO\Packaging\PackWebResponse.cs (2)

237Stream s = p.GetSeekableStream(FileMode.Open, FileAccess.Read); 631Stream s = p.GetSeekableStream(FileMode.Open, FileAccess.Read);

System\Windows\Input\Cursor.cs (1)

219using (FileStream fileStream = new FileStream(filePath, FileMode.Open, FileAccess.Write, FileShare.None))

System\Windows\Media\Imaging\BitmapDecoder.cs (3)

1041bitmapStream = new System.IO.FileStream(uri.LocalPath, FileMode.Open, FileAccess.Read, FileShare.Read); 1071bitmapStream = new System.IO.FileStream(uri.OriginalString, FileMode.Open, FileAccess.Read, FileShare.Read); 1220return new System.IO.FileStream(uri.LocalPath, FileMode.Open, FileAccess.Read, FileShare.Read);

Microsoft\Win32\OpenFileDialog.cs (2)

74return new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.Read); 107streams[i] = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.Read);

Microsoft\Win32\SaveFileDialog.cs (1)

76return new FileStream(filename, FileMode.Create, FileAccess.ReadWrite);

MS\Internal\AppModel\ContentFilePart.cs (2)

46protected override Stream GetStreamCore(FileMode mode, FileAccess access) 123return System.IO.File.Open(filename, FileMode.Open, FileAccess.Read, ResourceContainer.FileShare);

MS\Internal\AppModel\ResourcePart.cs (1)

47protected override Stream GetStreamCore(FileMode mode, FileAccess access)

MS\Internal\IO\Packaging\XpsFilter.cs (3)

352FileMode fileMode; 369fileMode = FileMode.Open; 633FileMode fileMode,

System\Windows\Controls\VirtualizingStackPanel.cs (1)

12572_writer = new BinaryWriter(File.Open(filename, FileMode.Create));

System\Windows\Documents\TextStore.cs (1)

5047_writer = new BinaryWriter(File.Open(filename, FileMode.Create));

System\Windows\Documents\WinRTSpellerInterop.cs (2)

441using (FileStream stream = new FileStream(lexiconFilePath, FileMode.Open, FileAccess.Read)) 610using (FileStream sourceStream = new FileStream(sourcePath, FileMode.Open, FileAccess.Read))

System\Windows\Documents\WpfPayload.cs (3)

717_package = Package.Open(stream, FileMode.Create, FileAccess.ReadWrite); 739Package package = Package.Open(stream, FileMode.Create, FileAccess.ReadWrite); 760Package package = Package.Open(stream, FileMode.Open, FileAccess.Read);

System\Windows\Markup\Baml2006\Baml2006Reader.cs (1)

51var stream = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read);

MS\Internal\Documents\Application\DocumentStream.cs (9)

132FileMode.Open, 142FileMode.Create, 161FileMode.Open, 268FileMode.Open, 362FileMode.OpenOrCreate, 424FileMode.Open, 455FileMode.Open, 593FileMode.Open, 746FileMode.Create,

MS\Internal\Documents\Application\TransactionalPackage.cs (5)

88workspace, FileMode.Create, FileAccess.ReadWrite); 107target, FileMode.Open, FileAccess.ReadWrite); 151Package newPackage = Package.Open(newOriginal, FileMode.Open, FileAccess.Read); 477Stream source = original.GetStream(FileMode.Open, FileAccess.Read); 478Stream target = copy.GetStream(FileMode.Create, FileAccess.ReadWrite);

MS\Internal\Documents\Application\WriteableOnDemandPackagePart.cs (3)

140System.IO.FileMode mode, 153_activePart.GetStream(FileMode.Open, FileAccess.Read), 178FileMode mode,

MS\Internal\Documents\Application\WriteableOnDemandStream.cs (3)

50FileMode mode, 225FileMode mode, 325private FileMode _mode;

AlphaFlattener\Flattener.cs (1)

456FileStream stream = new FileStream(filename, FileMode.Create, FileAccess.ReadWrite);

Packaging\PartEditor.cs (4)

73_partDataStream = _metroPart.GetStream(FileMode.Create); 77_partDataStream = _metroPart.GetStream(FileMode.OpenOrCreate); 231Stream stream = MetroPart.GetStream(FileMode.Open); 249Stream stream = MetroPart.GetStream(FileMode.Create);

Packaging\XpsDocument.cs (2)

310using (Stream stream = part.GetStream(FileMode.Open, FileAccess.Read)) 878FileMode.CreateNew,

Packaging\XpsFixedDocumentReaderWriter.cs (3)

942using (Stream stream = _metroPart.GetStream(FileMode.Open)) 1068using (XmlTextReader reader = new XmlTextReader(sigDefPart.GetStream(FileMode.Open))) 1121using (Stream stream = sigDefPart.GetStream(FileMode.Create))

Packaging\XpsFixedDocumentSequenceReaderWriter.cs (1)

541using (Stream stream = _metroPart.GetStream(FileMode.Open))

Packaging\XpsManager.cs (6)

133FileMode.Create, 141(packageAccess== FileAccess.Read) ? FileMode.Open: FileMode.OpenOrCreate, 461partDataStream = printTicketPart.GetStream(FileMode.Create); 465partDataStream = printTicketPart.GetStream(FileMode.OpenOrCreate); 508Stream stream = printTicketPart.GetStream(FileMode.Create);

Serialization\VisualTreeFlattener.cs (1)

145Stream bitmapStreamDest = new System.IO.FileStream(uri, FileMode.Create, FileAccess.ReadWrite, FileShare.None);

SerializerFactory\XpsSerializerWriter.cs (1)

39_package = Package.Open(stream,FileMode.Create,FileAccess.ReadWrite);

Replay.cs (1)

186using var stream = new FileStream(binlogPath, FileMode.Open, FileAccess.Read, FileShare.Read);

src\Compilers\Shared\BuildServerConnection.cs (2)

801return new FileStream(GuardPath, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None); 828stream = new FileStream(FilePath, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None);

src\Compilers\Shared\CompilerServerLogger.cs (1)

134_loggingStream = new FileStream(loggingFilePath, FileMode.OpenOrCreate, FileAccess.Write, FileShare.ReadWrite);

src\Compilers\Core\Portable\FileSystem\FileUtilities.cs (2)

298return new FileStream(fullPath, FileMode.Open, FileAccess.Read, FileShare.Read); 314return RethrowExceptionsAsIOException(() => new FileStream(fullPath, FileMode.Open, FileAccess.Read, FileShare.Read, 4096, FileOptions.Asynchronous));

src\Compilers\Core\Portable\MetadataReference\AssemblyIdentityUtils.cs (1)

20using var stream = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete);

Microsoft\CSharp\CSharpCodeGenerator.cs (2)

3021using (var fs = new FileStream(filenames[i], FileMode.Create, FileAccess.Write, FileShare.Read)) 3056using (var fs = new FileStream(name, FileMode.Create, FileAccess.Write, FileShare.Read))

src\libraries\Common\src\System\IO\TempFileCollection.cs (1)

139new FileStream(tempFileName, FileMode.CreateNew, FileAccess.Write).Dispose();

System\CodeDom\Compiler\CodeCompiler.cs (3)

147using (var fs = new FileStream(filenames[i], FileMode.Create, FileAccess.Write, FileShare.Read)) 188using (var fs = new FileStream(responseFileName, FileMode.Create, FileAccess.Write, FileShare.Read)) 208using (var fs = new FileStream(name, FileMode.Create, FileAccess.Write, FileShare.Read))

System\CodeDom\Compiler\Executor.cs (1)

16new FileStream(file, FileMode.CreateNew, FileAccess.Write, FileShare.Read | FileShare.Inheritable);

System\ComponentModel\LicFileLicenseProvider.cs (1)

87Stream licStream = new FileStream(licenseFile, FileMode.Open, FileAccess.Read, FileShare.Read);

src\libraries\Common\src\System\IO\TempFileCollection.cs (1)

139new FileStream(tempFileName, FileMode.CreateNew, FileAccess.Write).Dispose();

System\Configuration\AppSettingsSection.cs (1)

108using (Stream sourceFileStream = new FileStream(sourceFileFullPath, FileMode.Open, FileAccess.Read, FileShare.Read))

System\Configuration\Internal\InternalConfigHost.cs (2)

229: new FileStream(streamName, FileMode.Open, FileAccess.Read, FileShare.Read); 265stream = new FileStream(writeFileContext.TempNewFilename, FileMode.Create, FileAccess.Write, FileShare.Read);

System\Configuration\Internal\WriteFileContext.cs (2)

139FileMode.Open, 218FileMode.Open,

System\Data\DataSet.cs (1)

2870FileStream stream = new FileStream(fileName, FileMode.Open);

src\libraries\Common\src\Interop\Linux\procfs\Interop.ProcFsStat.TryReadStatusFile.cs (1)

148using var fileStream = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read, bufferSize: 1, useAsync: false);

System\Diagnostics\Process.Linux.cs (1)

276using (var fs = new FileStream(cmdLineFilePath, FileMode.Open, FileAccess.Read, FileShare.Read, bufferSize: 1, useAsync: false))

System\Diagnostics\StackTraceSymbols.cs (1)

233return new FileStream(path!, FileMode.Open, FileAccess.Read, FileShare.Read | FileShare.Delete);

System\Drawing\Icon.cs (1)

65using (FileStream f = new(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))

System\Drawing\BitmapTests.cs (1)

1571using (FileStream stream = new(path, FileMode.Open))

System\Drawing\IconTests.cs (1)

365File.Open(bitmapUncPath, FileMode.Open, FileAccess.Read, FileShare.Read).Dispose();

System\Drawing\ImageConverterTests.cs (1)

50using FileStream fileStream = File.Open(path, FileMode.Open);

System\Formats\Tar\TarEntry.cs (1)

586Mode = FileMode.CreateNew,

System\Formats\Tar\TarFile.cs (3)

137using FileStream fs = new(destinationFileName, FileMode.CreateNew, FileAccess.Write); 394Mode = FileMode.CreateNew, 513Mode = FileMode.Open,

System\Formats\Tar\TarHelpers.Unix.cs (1)

28Mode = FileMode.CreateNew,

System\Formats\Tar\TarWriter.Unix.cs (1)

101entry._header._dataStream = new FileStream(fullPath, FileMode.Open, FileAccess.Read, FileShare.Read, 4096, fileOptions);

System\IO\Compression\ZipFile.Create.cs (4)

473(FileMode fileMode, FileAccess access, FileShare fileShare) = mode switch 475ZipArchiveMode.Read => (FileMode.Open, FileAccess.Read, FileShare.Read), 476ZipArchiveMode.Create => (FileMode.CreateNew, FileAccess.Write, FileShare.None), 477ZipArchiveMode.Update => (FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None),

System\IO\Compression\ZipFileExtensions.ZipArchive.Create.cs (1)

107FileStream fs = new FileStream(sourceFileName, FileMode.Open, FileAccess.Read, FileShare.Read, ZipFile.FileStreamBufferSize, useAsync);

System\IO\Compression\ZipFileExtensions.ZipArchiveEntry.Extract.cs (2)

116Mode = overwrite ? FileMode.Create : FileMode.CreateNew,

artifacts\obj\System.IO.FileSystem.AccessControl\Debug\net11.0\System.IO.FileSystem.AccessControl.notsupported.cs (1)

12public static System.IO.FileStream Create(this System.IO.FileInfo fileInfo, System.IO.FileMode mode, System.Security.AccessControl.FileSystemRights rights, System.IO.FileShare share, int bufferSize, System.IO.FileOptions options, System.Security.AccessControl.FileSecurity? fileSecurity) { throw new System.PlatformNotSupportedException(System.SR.PlatformNotSupported_AccessControl); }

System.IO.FileSystem.Primitives.cs (1)

6[assembly: System.Runtime.CompilerServices.TypeForwardedTo(typeof(System.IO.FileMode))]

System\IO\IsolatedStorage\IsolatedStorageFile.cs (4)

211public IsolatedStorageFileStream OpenFile(string path, FileMode mode) 217public IsolatedStorageFileStream OpenFile(string path, FileMode mode, FileAccess access) 223public IsolatedStorageFileStream OpenFile(string path, FileMode mode, FileAccess access, FileShare share) 232return new IsolatedStorageFileStream(path, FileMode.Create, FileAccess.ReadWrite, FileShare.None, this);

System\IO\IsolatedStorage\IsolatedStorageFileStream.cs (17)

21public IsolatedStorageFileStream(string path, FileMode mode) 22: this(path, mode, (mode == FileMode.Append ? FileAccess.Write : FileAccess.ReadWrite), FileShare.None, null) 26public IsolatedStorageFileStream(string path, FileMode mode, IsolatedStorageFile? isf) 27: this(path, mode, (mode == FileMode.Append ? FileAccess.Write : FileAccess.ReadWrite), FileShare.None, isf) 31public IsolatedStorageFileStream(string path, FileMode mode, FileAccess access) 36public IsolatedStorageFileStream(string path, FileMode mode, FileAccess access, IsolatedStorageFile? isf) 41public IsolatedStorageFileStream(string path, FileMode mode, FileAccess access, FileShare share) 46public IsolatedStorageFileStream(string path, FileMode mode, FileAccess access, FileShare share, IsolatedStorageFile? isf) 51public IsolatedStorageFileStream(string path, FileMode mode, FileAccess access, FileShare share, int bufferSize) 56public IsolatedStorageFileStream(string path, FileMode mode, FileAccess access, FileShare share, int bufferSize, IsolatedStorageFile? isf) 84private static InitializationData InitializeFileStream(string path, FileMode mode, FileAccess access, FileShare share, int bufferSize, IsolatedStorageFile? isf) 104case FileMode.CreateNew: // Assume new file 105case FileMode.Create: // Check for New file & Unreserve 106case FileMode.OpenOrCreate: // Check for new file 107case FileMode.Truncate: // Unreserve old file size 108case FileMode.Append: // Check for new file 109case FileMode.Open: // Open existing, else exception

System\IO\MemoryMappedFiles\MemoryMappedFile.cs (11)

89return CreateFromFile(path, FileMode.Open, null, DefaultSize, MemoryMappedFileAccess.ReadWrite); 91public static MemoryMappedFile CreateFromFile(string path, FileMode mode) 96public static MemoryMappedFile CreateFromFile(string path, FileMode mode, string? mapName) 101public static MemoryMappedFile CreateFromFile(string path, FileMode mode, string? mapName, long capacity) 106public static MemoryMappedFile CreateFromFile(string path, FileMode mode, string? mapName, long capacity, 112if (mode == FileMode.Append) 116if (mode == FileMode.Truncate) 123FileMode.Open => true, // FileStream ctor will throw if the file doesn't exist 124FileMode.CreateNew => false, 129if (mode is not (FileMode.CreateNew or FileMode.Create)) // the file is brand new and it's empty

System\IO\MemoryMappedFiles\MemoryMappedFile.Unix.cs (1)

324SafeFileHandle fileHandle = File.OpenHandle(path, FileMode.CreateNew, TranslateProtectionsToFileAccess(protections), share);

System\IO\Packaging\InternalRelationshipCollection.cs (1)

227using (Stream s = part.GetStream(FileMode.Open, FileAccess.Read))

System\IO\Packaging\Package.cs (17)

108public static Package Open(string path, FileMode packageMode) 125public static Package Open(string path, FileMode packageMode, FileAccess packageAccess) 162public static Package Open(Stream stream, FileMode packageMode) 820internal static void ThrowIfFileModeInvalid(FileMode mode) 823if (mode < FileMode.CreateNew || mode > FileMode.Append) 853FileMode packageMode, 862if (packageMode == FileMode.OpenOrCreate && packageAccess != FileAccess.ReadWrite) 864if (packageMode == FileMode.Open && packageAccess == FileAccess.Write) 866if (packageMode == FileMode.Truncate && packageAccess == FileAccess.Read) 868if (packageMode == FileMode.Truncate) 916public static Package Open(Stream stream, FileMode packageMode, FileAccess packageAccess) 1225private const FileMode s_defaultFileMode = FileMode.OpenOrCreate; 1229private const FileMode s_defaultStreamMode = FileMode.Open; 1233private FileMode _openFileMode;

System\IO\Packaging\PackagePart.cs (11)

268return GetStream(FileMode.OpenOrCreate, _container.FileOpenAccess); 287public Stream GetStream(FileMode mode) 311public Stream GetStream(FileMode mode, FileAccess access) 316if (mode == FileMode.CreateNew) 318if (mode == FileMode.Truncate) 354protected abstract Stream? GetStreamCore(FileMode mode, FileAccess access); 688private void ThrowIfOpenAccessModesAreIncompatible(FileMode mode, FileAccess access) 695(mode == FileMode.Create || mode == FileMode.CreateNew || mode == FileMode.Truncate || mode == FileMode.Append))

System\IO\Packaging\PartBasedPackageProperties.cs (2)

481using (Stream stream = part.GetStream(FileMode.Open, FileAccess.Read)) 685zipStream = _propertyPart.GetStream(FileMode.Create, FileAccess.Write);

System\IO\Packaging\ZipPackage.cs (9)

307internal ZipPackage(string path, FileMode packageFileMode, FileAccess packageFileAccess, FileShare share) 352internal ZipPackage(Stream s, FileMode packageFileMode, FileAccess packageFileAccess) 367case FileMode.Open: 374case FileMode.CreateNew: 381case FileMode.Create: 487internal FileMode PackageFileMode 712private readonly FileMode _packageFileMode; 768internal ContentTypeHelper(ZipArchive zipArchive, FileMode packageFileMode, FileAccess packageFileAccess, ZipStreamManager zipStreamManager, IgnoredItemHelper ignoredItemHelper) 1297private readonly FileMode _packageFileMode;

System\IO\Packaging\ZipPackagePart.cs (2)

24protected override Stream? GetStreamCore(FileMode streamFileMode, FileAccess streamFileAccess) 33if (streamFileMode == FileMode.Create && _zipArchiveEntry.Archive.Mode != ZipArchiveMode.Create)

System\IO\Packaging\ZipStreamManager.cs (2)

16private readonly FileMode _packageFileMode; 18public ZipStreamManager(ZipArchive zipArchive, FileMode packageFileMode, FileAccess packageFileAccess)

System\IO\Packaging\ZipWrappingStream.cs (2)

17private readonly FileMode _packageFileMode; 22public ZipWrappingStream(ZipArchiveEntry zipArchiveEntry, Stream stream, FileMode packageFileMode, FileAccess packageFileAccess, bool canRead, bool canWrite)

System\Net\Mail\Attachment.cs (2)

73Stream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read); 81Stream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read);

System\Net\Mail\SmtpClient.cs (1)

376FileStream fileStream = new FileStream(pathAndFilename, FileMode.CreateNew);

System\Net\NetworkInformation\StringParsingHelpers.Misc.cs (1)

44return new StreamReader(new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.Read, bufferSize: 0x1000, useAsync: false));

src\libraries\Common\src\System\Net\Security\SslKeyLogger.cs (1)

29s_fileStream = File.Open(s_keyLogFile, FileMode.Append, FileAccess.Write, FileShare.ReadWrite);

System\Net\FileWebRequest.cs (3)

148_stream = new WebFileStream(this, _uri.LocalPath, FileMode.Create, FileAccess.Write, FileShare.Read); 314public WebFileStream(FileWebRequest request, string path, FileMode mode, FileAccess access, FileShare sharing) : 320public WebFileStream(FileWebRequest request, string path, FileMode mode, FileAccess access, FileShare sharing, int length, bool async) :

System\Net\FileWebResponse.cs (1)

35_stream = new WebFileStream(request, uri.LocalPath, FileMode.Open, FileAccess.Read, FileShare.Read, DefaultFileStreamBufferSize, useAsync);

src\libraries\Common\src\System\Net\Security\SslKeyLogger.cs (1)

29s_fileStream = File.Open(s_keyLogFile, FileMode.Append, FileAccess.Write, FileShare.ReadWrite);

System\Net\Sockets\Socket.cs (1)

4004private static SafeFileHandle? OpenFileHandle(string? name) => string.IsNullOrEmpty(name) ? null : File.OpenHandle(name, FileMode.Open, FileAccess.Read);

System\Net\Sockets\SocketAsyncEventArgs.Unix.cs (1)

259fileHandles[i] = File.OpenHandle(path, FileMode.Open, FileAccess.Read, FileShare.Read, FileOptions.Asynchronous);

System\Net\WebClient.cs (3)

333fs = new FileStream(fileName, FileMode.Create, FileAccess.Write); 492fs = new FileStream(fileName, FileMode.Open, FileAccess.Read); 1351fs = new FileStream(fileName, FileMode.Create, FileAccess.Write);

src\libraries\Common\src\Interop\Linux\procfs\Interop.ProcFsStat.TryReadStatusFile.cs (1)

148using var fileStream = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read, bufferSize: 1, useAsync: false);

src\libraries\System.Private.CoreLib\src\Microsoft\Win32\SafeHandles\SafeFileHandle.Unix.cs (17)

168SafeFileHandle handle = Open(fullPath, FileMode.Open, FileAccess.Read, FileShare.Read, options, preallocationSize: 0, DefaultCreateMode, out fileLength, out filePermissions, false, out _, null); 173internal static SafeFileHandle Open(string fullPath, FileMode mode, FileAccess access, FileShare share, FileOptions options, long preallocationSize, UnixFileMode? unixCreateMode = null, 179internal static SafeFileHandle? OpenNoFollowSymlink(string fullPath, FileMode mode, FileAccess access, FileShare share, FileOptions options, long preallocationSize, out bool wasSymlink, UnixFileMode? unixCreateMode = null, 185private static SafeFileHandle Open(string fullPath, FileMode mode, FileAccess access, FileShare share, FileOptions options, long preallocationSize, UnixFileMode openPermissions, 233private static Interop.Sys.OpenFlags PreOpenConfigurationFromOptions(FileMode mode, FileAccess access, FileShare share, FileOptions options, bool failForSymlink) 244case FileMode.Open: // Open maps to the default behavior for open(...). No flags needed. 246case FileMode.Truncate: 255case FileMode.Append: // Append is the same as OpenOrCreate, except that we'll also separately jump to the end later 256case FileMode.OpenOrCreate: 260case FileMode.Create: 268case FileMode.CreateNew: 310private bool Init(string path, FileMode mode, FileAccess access, FileShare share, FileOptions options, long preallocationSize, 374share == FileShare.None && mode == FileMode.OpenOrCreate) 416if ((mode == FileMode.Create || mode == FileMode.Truncate) && !DisableFileLocking) 444Debug.Assert(mode == FileMode.Create || mode == FileMode.CreateNew);

src\libraries\System.Private.CoreLib\src\System\IO\File.cs (36)

70=> new FileStream(path, FileMode.Create, FileAccess.ReadWrite, FileShare.None, bufferSize); 73=> new FileStream(path, FileMode.Create, FileAccess.ReadWrite, FileShare.None, bufferSize, options); 126public static FileStream Open(string path, FileMode mode) 127=> Open(path, mode, (mode == FileMode.Append ? FileAccess.Write : FileAccess.ReadWrite), FileShare.None); 129public static FileStream Open(string path, FileMode mode, FileAccess access) 132public static FileStream Open(string path, FileMode mode, FileAccess access, FileShare share) 139/// <param name="mode">One of the enumeration values that determines how to open or create the file. The default value is <see cref="FileMode.Open" /></param> 153/// <exception cref="T:System.IO.FileNotFoundException">The file cannot be found, such as when <paramref name="mode" /> is <see cref="FileMode.Truncate" /> or <see cref="FileMode.Open" />, and the file specified by <paramref name="path" /> does not exist. The file must already exist in these modes.</exception> 154/// <exception cref="T:System.IO.IOException">An I/O error, such as specifying <see cref="FileMode.CreateNew" /> when the file specified by <paramref name="path" /> already exists, occurred. 165public static SafeFileHandle OpenHandle(string path, FileMode mode = FileMode.Open, FileAccess access = FileAccess.Read, 196return SafeFileHandle.Open(NullDevicePath, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite, FileOptions.None, preallocationSize: 0); 644=> new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read); 647=> new FileStream(path, FileMode.OpenOrCreate, FileAccess.Write, FileShare.None); 691WriteToFile(path, FileMode.Create, contents, encoding); 717WriteToFile(path, FileMode.Create, contents, encoding); 724using (SafeFileHandle sfh = OpenHandle(path, FileMode.Open, FileAccess.Read, FileShare.Read, options)) 788using SafeFileHandle sfh = OpenHandle(path, FileMode.Create, FileAccess.Write, FileShare.Read); 838using SafeFileHandle fileHandle = OpenHandle(path, FileMode.Append, FileAccess.Write, FileShare.Read); 883using SafeFileHandle fileHandle = OpenHandle(path, FileMode.Append, FileAccess.Write, FileShare.Read, FileOptions.Asynchronous); 1003WriteToFile(path, FileMode.Append, contents, encoding); 1033WriteToFile(path, FileMode.Append, contents, encoding); 1106new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read, DefaultBufferSize, FileOptions.Asynchronous | FileOptions.SequentialScan), 1191return WriteToFileAsync(path, FileMode.Create, contents, encoding, cancellationToken); 1203SafeFileHandle sfh = OpenHandle(path, FileMode.Open, FileAccess.Read, FileShare.Read, options); 1312using SafeFileHandle sfh = OpenHandle(path, FileMode.Create, FileAccess.Write, FileShare.Read, FileOptions.Asynchronous); 1368new FileStream(path, append ? FileMode.Append : FileMode.Create, FileAccess.Write, FileShare.Read, DefaultBufferSize, FileOptions.Asynchronous), 1430return WriteToFileAsync(path, FileMode.Append, contents, encoding, cancellationToken); 1553private static void WriteToFile(string path, FileMode mode, ReadOnlySpan<char> contents, Encoding encoding) 1559long fileOffset = mode == FileMode.Append && fileHandle.CanSeek ? RandomAccess.GetLength(fileHandle) : 0; 1609private static async Task WriteToFileAsync(string path, FileMode mode, ReadOnlyMemory<char> contents, Encoding encoding, CancellationToken cancellationToken) 1615long fileOffset = mode == FileMode.Append && fileHandle.CanSeek ? RandomAccess.GetLength(fileHandle) : 0; 1660private static long GetPreallocationSize(FileMode mode, ReadOnlySpan<char> contents, Encoding encoding, int preambleSize) 1669if (mode == FileMode.Append)

src\libraries\System.Private.CoreLib\src\System\IO\FileInfo.cs (6)

128public FileStream Open(FileMode mode) 129=> Open(mode, (mode == FileMode.Append ? FileAccess.Write : FileAccess.ReadWrite), FileShare.None); 131public FileStream Open(FileMode mode, FileAccess access) 134public FileStream Open(FileMode mode, FileAccess access, FileShare share) 138=> new FileStream(NormalizedPath, FileMode.Open, FileAccess.Read, FileShare.Read, File.DefaultBufferSize, false); 141=> new FileStream(NormalizedPath, FileMode.OpenOrCreate, FileAccess.Write, FileShare.None);

src\libraries\System.Private.CoreLib\src\System\IO\FileStream.cs (15)

106public FileStream(string path, FileMode mode) 107: this(path, mode, mode == FileMode.Append ? FileAccess.Write : FileAccess.ReadWrite, DefaultShare, DefaultBufferSize, DefaultIsAsync) 111public FileStream(string path, FileMode mode, FileAccess access) 116public FileStream(string path, FileMode mode, FileAccess access, FileShare share) 121public FileStream(string path, FileMode mode, FileAccess access, FileShare share, int bufferSize) 126public FileStream(string path, FileMode mode, FileAccess access, FileShare share, int bufferSize, bool useAsync) 131public FileStream(string path, FileMode mode, FileAccess access, FileShare share, int bufferSize, FileOptions options) 172if ((options.Access & FileAccess.Read) != 0 && options.Mode == FileMode.Append) 178if (options.Mode == FileMode.Truncate || options.Mode == FileMode.CreateNew || options.Mode == FileMode.Create || options.Mode == FileMode.Append) 192if (options.Mode == FileMode.Truncate || options.Mode == FileMode.Open) 204private FileStream(string path, FileMode mode, FileAccess access, FileShare share, int bufferSize, FileOptions options, long preallocationSize)

src\libraries\System.Private.CoreLib\src\System\IO\FileStreamOptions.cs (5)

11private FileMode _mode = FileMode.Open; 23public FileMode Mode 28if (value < FileMode.CreateNew || value > FileMode.Append)

src\libraries\System.Private.CoreLib\src\System\IO\FileSystem.Unix.cs (2)

47using SafeFileHandle dst = SafeFileHandle.Open(destFullPath, overwrite ? FileMode.Create : FileMode.CreateNew,

src\libraries\System.Private.CoreLib\src\System\IO\Strategies\FileStreamHelpers.cs (12)

27internal static FileStreamStrategy ChooseStrategy(FileStream fileStream, string path, FileMode mode, FileAccess access, FileShare share, int bufferSize, FileOptions options, long preallocationSize, UnixFileMode? unixCreateMode) 59internal static void ValidateArguments(string path, FileMode mode, FileAccess access, FileShare share, int bufferSize, FileOptions options, long preallocationSize) 67if (mode < FileMode.CreateNew || mode > FileMode.Append) 102if (mode == FileMode.Truncate || mode == FileMode.CreateNew || mode == FileMode.Create || mode == FileMode.Append) 109if ((access & FileAccess.Read) != 0 && mode == FileMode.Append) 122internal static void ValidateArgumentsForPreallocation(FileMode mode, FileAccess access) 132if (mode != FileMode.Create && 133mode != FileMode.CreateNew)

src\libraries\System.Private.CoreLib\src\System\IO\Strategies\FileStreamHelpers.Unix.cs (1)

16private static UnixFileStreamStrategy ChooseStrategyCore(string path, FileMode mode, FileAccess access, FileShare share, FileOptions options, long preallocationSize, UnixFileMode? unixCreateMode) =>

src\libraries\System.Private.CoreLib\src\System\IO\Strategies\OSFileStreamStrategy.cs (2)

40internal OSFileStreamStrategy(string path, FileMode mode, FileAccess access, FileShare share, FileOptions options, long preallocationSize, UnixFileMode? unixCreateMode) 50if (mode == FileMode.Append && CanSeek)

src\libraries\System.Private.CoreLib\src\System\IO\Strategies\UnixFileStreamStrategy.cs (1)

14internal UnixFileStreamStrategy(string path, FileMode mode, FileAccess access, FileShare share, FileOptions options, long preallocationSize, UnixFileMode? unixCreateMode) :

src\libraries\System.Private.CoreLib\src\System\IO\StreamReader.cs (1)

235return new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read, FileStream.DefaultBufferSize);

src\libraries\System.Private.CoreLib\src\System\IO\StreamWriter.cs (2)

192return new FileStream(path, append ? FileMode.Append : FileMode.Create, FileAccess.Write, FileShare.Read, FileStream.DefaultBufferSize);

src\libraries\System.Private.CoreLib\src\System\Resources\ResourceReader.cs (1)

101_store = new BinaryReader(new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read, DefaultFileStreamBufferSize, FileOptions.RandomAccess), Encoding.UTF8);

src\libraries\System.Private.CoreLib\src\System\Resources\RuntimeResourceSet.cs (1)

179this(new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))

src\libraries\System.Private.CoreLib\src\System\TimeZoneInfo.Unix.NonAndroid.cs (1)

268using (SafeFileHandle sfh = File.OpenHandle(filePath, FileMode.Open, FileAccess.Read, FileShare.Read))

src\System\Reflection\RuntimeAssembly.cs (2)

436FileMode.Open, 455FileMode.Open,

System\Xml\Core\XmlTextWriter.cs (1)

293: this(new FileStream(filename, FileMode.Create,

System\Xml\Core\XmlWriter.cs (1)

619var fs = new FileStream(outputFileName, FileMode.Create, FileAccess.Write, FileShare.Read);

System\Xml\Core\XmlWriterSettings.cs (1)

348fs = new FileStream(outputFileName, FileMode.Create, FileAccess.Write, FileShare.Read, 0x1000, _useAsync);

System\Xml\XmlDownloadManager.cs (2)

17return new FileStream(uri.LocalPath, FileMode.Open, FileAccess.Read, FileShare.Read, 1); 32return Task.FromResult<Stream>(new FileStream(fileUri.LocalPath, FileMode.Open, FileAccess.Read, FileShare.Read, 1, useAsync: true));

System\Xml\XmlResolver.FileSystemResolver.cs (2)

34return new FileStream(absoluteUri.LocalPath, FileMode.Open, FileAccess.Read, FileShare.Read, 1); 46return Task.FromResult<object>(new FileStream(absoluteUri.LocalPath, FileMode.Open, FileAccess.Read, FileShare.Read, 1, useAsync: true));

System\Xml\Xslt\XslTransform.cs (1)

227fs = new FileStream(outputfile, FileMode.Create, FileAccess.ReadWrite);

System\Reflection\Emit\PersistedAssemblyBuilder.cs (1)

93using var peStream = new FileStream(assemblyFileName, FileMode.Create, FileAccess.Write);

System\Reflection\Metadata\MetadataReader.netstandard.cs (1)

84fileStream = new FileStream(assemblyFile, FileMode.Open, FileAccess.Read, FileShare.Read, bufferSize: 1, useAsync: false);

System\Reflection\TypeLoading\Assemblies\RoAssembly.Modules.cs (2)

28return new FileStream(m.FullyQualifiedName, FileMode.Open, FileAccess.Read, FileShare.Read); 40fs[i] = new FileStream(m[i].FullyQualifiedName, FileMode.Open, FileAccess.Read, FileShare.Read);

src\libraries\Common\src\System\Resources\ResourceWriter.cs (1)

53_output = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None);

src\libraries\System.Private.CoreLib\src\System\Resources\ResourceReader.cs (1)

101_store = new BinaryReader(new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read, DefaultFileStreamBufferSize, FileOptions.RandomAccess), Encoding.UTF8);

src\libraries\Common\src\System\Resources\ResourceWriter.cs (1)

53_output = new FileStream(fileName, FileMode.Create, FileAccess.Write, FileShare.None);

artifacts\obj\System.Runtime\Debug\net11.0\System.Runtime.Forwards.cs (1)

306[assembly: System.Runtime.CompilerServices.TypeForwardedTo(typeof(System.IO.FileMode))]

System\Security\Cryptography\X509Certificates\OpenSslDirectoryBasedStoreProvider.cs (2)

182Mode = FileMode.CreateNew, 190options.Mode = FileMode.Create;

System\Resources\ResxFileRef.Converter.cs (1)

120using (FileStream fileStream = new(fileName, FileMode.Open, FileAccess.Read, FileShare.Read))

System\Resources\ResXResourceReader.cs (1)

255_stream ??= new FileStream(_fileName!, FileMode.Open, FileAccess.Read, FileShare.Read);

System\Windows\Forms\Controls\RichTextBox\RichTextBox.cs (1)

2296FileStream file = new(path, FileMode.Open, FileAccess.Read, FileShare.Read);

System\Windows\Forms\Dialogs\CommonDialogs\OpenFileDialog.cs (1)

100return new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.Read);

System\Windows\Forms\Dialogs\CommonDialogs\SaveFileDialog.cs (1)

79return new FileStream(filename, FileMode.Create, FileAccess.ReadWrite);

System\ComponentModel\Design\ByteViewer.cs (1)

592using FileStream currentFile = new(path, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None);

System\Drawing\Design\IconEditor.cs (1)

78using FileStream stream = new(_fileDialog.FileName, FileMode.Open, FileAccess.Read, FileShare.Read);

System\Drawing\Design\ImageEditor.cs (1)

107using FileStream stream = new(_fileDialog.FileName, FileMode.Open, FileAccess.Read, FileShare.Read);

System\Windows\Forms\Design\ImageListImageEditor.cs (1)

74using FileStream file = new(name, FileMode.Open, FileAccess.Read, FileShare.Read);

SystemDesignMetadataReader.cs (1)

24using FileStream fs = new(systemDesign.Location, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);

System\Windows\Forms\Internals\ThemingScope.cs (1)

87FileMode.CreateNew,

System\Resources\ResXResourceSetTests.cs (1)

43using FileStream fs = new(resxFileName, FileMode.Open);

Infra\ScreenRecordService.cs (1)

153using var fileStream = new FileStream(fullPath, FileMode.Create, FileAccess.Write);

ByteOrderMarkTest.cs (2)

49using var fileStream = new FileStream(filePath, FileMode.Open); 87using var fileStream = new FileStream(filePath, FileMode.Open);

NewlineEndingTest.cs (1)

70using var fileStream = new FileStream(filePath, FileMode.Open, FileAccess.Read);

src\Compilers\Core\Portable\FileSystem\FileUtilities.cs (2)

298return new FileStream(fullPath, FileMode.Open, FileAccess.Read, FileShare.Read); 314return RethrowExceptionsAsIOException(() => new FileStream(fullPath, FileMode.Open, FileAccess.Read, FileShare.Read, 4096, FileOptions.Asynchronous));

src\Compilers\Core\Portable\MetadataReference\AssemblyIdentityUtils.cs (1)

20using var stream = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete);

Program.cs (1)

94using var fileStream = new FileStream(outputFilePath, FileMode.OpenOrCreate, FileAccess.Write, FileShare.None);

src\Compilers\Core\Portable\FileSystem\FileUtilities.cs (2)

298return new FileStream(fullPath, FileMode.Open, FileAccess.Read, FileShare.Read); 314return RethrowExceptionsAsIOException(() => new FileStream(fullPath, FileMode.Open, FileAccess.Read, FileShare.Read, 4096, FileOptions.Asynchronous));

src\Compilers\Core\Portable\MetadataReference\AssemblyIdentityUtils.cs (1)

20using var stream = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete);

src\Compilers\Shared\BuildServerConnection.cs (2)

801return new FileStream(GuardPath, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None); 828stream = new FileStream(FilePath, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None);

src\Compilers\Shared\CompilerServerLogger.cs (1)

134_loggingStream = new FileStream(loggingFilePath, FileMode.OpenOrCreate, FileAccess.Write, FileShare.ReadWrite);

src\Compilers\Shared\BuildServerConnection.cs (2)

801return new FileStream(GuardPath, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None); 828stream = new FileStream(FilePath, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None);

src\Compilers\Shared\CompilerServerLogger.cs (1)

134_loggingStream = new FileStream(loggingFilePath, FileMode.OpenOrCreate, FileAccess.Write, FileShare.ReadWrite);

Program.cs (1)

74using (var exe = new FileStream(outputLocation, FileMode.Create))

common\AssemblyResolution\Microsoft.Extensions.DependencyModel\FileWrapper.cs (1)

28FileMode fileMode,

common\AssemblyResolution\Microsoft.Extensions.DependencyModel\IFile.cs (1)

18FileMode fileMode,