System.Runtime.Serialization.Json.JsonEncodingStreamWrapper Class Reference

Public Member Functions
	JsonEncodingStreamWrapper (Stream stream, Encoding encoding, bool isReader)
override void	Flush ()
override int	Read (byte[] buffer, int offset, int count)
override int	ReadByte ()
override long	Seek (long offset, SeekOrigin origin)
override void	SetLength (long value)
override void	Write (byte[] buffer, int offset, int count)
override void	WriteByte (byte b)
void	CopyTo (Stream destination)
virtual void	CopyTo (Stream destination, int bufferSize)
Task	CopyToAsync (Stream destination)
Task	CopyToAsync (Stream destination, int bufferSize)
Task	CopyToAsync (Stream destination, CancellationToken cancellationToken)
virtual Task	CopyToAsync (Stream destination, int bufferSize, CancellationToken cancellationToken)
void	Dispose ()
virtual void	Close ()
virtual ValueTask	DisposeAsync ()
Task	FlushAsync ()
virtual Task	FlushAsync (CancellationToken cancellationToken)
virtual IAsyncResult	BeginRead (byte[] buffer, int offset, int count, AsyncCallback? callback, object? state)
virtual int	EndRead (IAsyncResult asyncResult)
Task< int >	ReadAsync (byte[] buffer, int offset, int count)
virtual Task< int >	ReadAsync (byte[] buffer, int offset, int count, CancellationToken cancellationToken)
virtual ValueTask< int >	ReadAsync (Memory< byte > buffer, CancellationToken cancellationToken=default(CancellationToken))
virtual IAsyncResult	BeginWrite (byte[] buffer, int offset, int count, AsyncCallback? callback, object? state)
virtual void	EndWrite (IAsyncResult asyncResult)
Task	WriteAsync (byte[] buffer, int offset, int count)
virtual Task	WriteAsync (byte[] buffer, int offset, int count, CancellationToken cancellationToken)
virtual ValueTask	WriteAsync (ReadOnlyMemory< byte > buffer, CancellationToken cancellationToken=default(CancellationToken))
virtual int	Read (Span< byte > buffer)
virtual void	Write (ReadOnlySpan< byte > buffer)
object	GetLifetimeService ()
virtual object	InitializeLifetimeService ()

Static Public Member Functions
static ArraySegment< byte >	ProcessBuffer (byte[] buffer, int offset, int count, Encoding encoding)
static Stream	Synchronized (Stream stream)

Static Public Attributes
static readonly Stream	Null = new NullStream()

Protected Member Functions
override void	Dispose (bool disposing)
SemaphoreSlim	EnsureAsyncActiveSemaphoreInitialized ()
virtual WaitHandle	CreateWaitHandle ()
virtual void	ObjectInvariant ()
MarshalByRefObject	MemberwiseClone (bool cloneIdentity)

Static Protected Member Functions
static void	ValidateBufferArguments (byte[] buffer, int offset, int count)
static void	ValidateCopyToArguments (Stream destination, int bufferSize)

Protected Attributes
SemaphoreSlim	_asyncActiveSemaphore

Package Functions
Task< int >	BeginReadInternal (byte[] buffer, int offset, int count, AsyncCallback callback, object state, bool serializeAsynchronously, bool apm)
Task	BeginWriteInternal (byte[] buffer, int offset, int count, AsyncCallback callback, object state, bool serializeAsynchronously, bool apm)

Properties
override bool	CanRead [get]
override bool	CanSeek [get]
override bool	CanTimeout [get]
override bool	CanWrite [get]
override long	Length [get]
override long	Position [get, set]
override int	ReadTimeout [get, set]
override int	WriteTimeout [get, set]

Private Types
enum	SupportedEncoding { UTF8 , UTF16LE , UTF16BE , None }

Private Member Functions
void	CleanupCharBreak ()
void	EnsureBuffers ()
void	EnsureByteBuffer ()
void	FillBuffer (int count)
void	InitForReading (Stream inputStream, Encoding expectedEncoding)
void	InitForWriting (Stream outputStream, Encoding writeEncoding)
SupportedEncoding	ReadEncoding ()
bool	HasOverriddenBeginEndRead ()
bool	HasOverriddenBeginEndWrite ()
int	GetCopyBufferSize ()
Task< int >	BeginEndReadAsync (byte[] buffer, int offset, int count)
void	FinishTrackingAsyncOperation (ReadWriteTask task)
Task	BeginEndWriteAsync (byte[] buffer, int offset, int count)

Static Private Member Functions
static Encoding	GetEncoding (SupportedEncoding e)
static string	GetEncodingName (SupportedEncoding enc)
static SupportedEncoding	GetSupportedEncoding (Encoding encoding)
static SupportedEncoding	ReadEncoding (byte b1, byte b2)
static void	ThrowExpectedEncodingMismatch (SupportedEncoding expEnc, SupportedEncoding actualEnc)
static void	RunReadWriteTaskWhenReady (Task asyncWaiter, ReadWriteTask readWriteTask)
static void	RunReadWriteTask (ReadWriteTask readWriteTask)
static async Task	FinishWriteAsync (Task writeTask, byte[] localBuffer)

Private Attributes
readonly byte[]	_byteBuffer = new byte[1]
int	_byteCount
int	_byteOffset
byte[]	_bytes
char[]	_chars
Decoder	_dec
Encoder	_enc
Encoding	_encoding
SupportedEncoding	_encodingCode
readonly bool	_isReading
Stream	_stream

Static Private Attributes
static readonly UnicodeEncoding	s_validatingBEUTF16 = new UnicodeEncoding(bigEndian: true, byteOrderMark: false, throwOnInvalidBytes: true)
static readonly UnicodeEncoding	s_validatingUTF16 = new UnicodeEncoding(bigEndian: false, byteOrderMark: false, throwOnInvalidBytes: true)
static readonly UTF8Encoding	s_validatingUTF8 = new UTF8Encoding(encoderShouldEmitUTF8Identifier: false, throwOnInvalidBytes: true)
const int	BufferLength = 128

Detailed Description

Definition at line 8 of file JsonEncodingStreamWrapper.cs.

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The documentation for this class was generated from the following file:

• source/System.Private.DataContractSerialization/System.Runtime.Serialization.Json/JsonEncodingStreamWrapper.cs