Aws::Utils::Event::Message Class Reference

#include <EventMessage.h>

Public Types
enum	MessageType { MessageType::UNKNOWN, MessageType::EVENT, MessageType::REQUEST_LEVEL_ERROR, MessageType::REQUEST_LEVEL_EXCEPTION }
enum	ContentType { ContentType::UNKNOWN, ContentType::APPLICATION_OCTET_STREAM, ContentType::APPLICATION_JSON, ContentType::TEXT_PLAIN }

Public Member Functions
void	Reset ()
void	SetTotalLength (size_t length)
size_t	GetTotalLength () const
void	SetHeadersLength (size_t length)
size_t	GetHeadersLength () const
void	SetPayloadLength (size_t length)
size_t	GetPayloadLength () const
void	InsertEventHeader (const Aws::String &headerName, const EventHeaderValue &eventHeaderValue)
const Aws::Utils::Event::EventHeaderValueCollection &	GetEventHeaders () const
void	WriteEventPayload (const unsigned char *data, size_t length)
void	WriteEventPayload (const Aws::Vector< unsigned char > &bits)
void	WriteEventPayload (const Aws::String &bits)
Aws::Vector< unsigned char > &&	GetEventPayloadWithOwnership ()
const Aws::Vector< unsigned char > &	GetEventPayload () const
Aws::Vector< unsigned char > &	GetEventPayload ()
Aws::String	GetEventPayloadAsString ()

Static Public Member Functions
static MessageType	GetMessageTypeForName (const Aws::String &name)
static Aws::String	GetNameForMessageType (MessageType value)
static ContentType	GetContentTypeForName (const Aws::String &name)
static Aws::String	GetNameForContentType (ContentType value)

Detailed Description

A typical message in event stream consists of two parts: Prelude and Data, as well as the prelude CRC and message CRC. Prelude consists of total byte length and headers byte length. Data consists of headers and payload.

Definition at line 29 of file EventMessage.h.

Member Enumeration Documentation

ContentType

enum Aws::Utils::Event::Message::ContentType

strong

Enumerator
UNKNOWN
APPLICATION_OCTET_STREAM
APPLICATION_JSON
TEXT_PLAIN

Definition at line 40 of file EventMessage.h.

MessageType

enum Aws::Utils::Event::Message::MessageType

strong

Enumerator
UNKNOWN
EVENT
REQUEST_LEVEL_ERROR
REQUEST_LEVEL_EXCEPTION

Definition at line 32 of file EventMessage.h.

Member Function Documentation

GetContentTypeForName()

static ContentType Aws::Utils::Event::Message::GetContentTypeForName ( const Aws::String &  name )

static

GetEventHeaders()

const Aws::Utils::Event::EventHeaderValueCollection& Aws::Utils::Event::Message::GetEventHeaders ( ) const

inline

Definition at line 92 of file EventMessage.h.

GetEventPayload() [1/2]

Aws::Vector<unsigned char>& Aws::Utils::Event::Message::GetEventPayload ( )

inline

Definition at line 105 of file EventMessage.h.

GetEventPayload() [2/2]

const Aws::Vector<unsigned char>& Aws::Utils::Event::Message::GetEventPayload ( ) const

inline

Definition at line 104 of file EventMessage.h.

GetEventPayloadAsString()

Aws::String Aws::Utils::Event::Message::GetEventPayloadAsString ( )

inline

Convert byte array of the payload to string without transferring ownership.

Definition at line 109 of file EventMessage.h.

GetEventPayloadWithOwnership()

Aws::Vector<unsigned char>&& Aws::Utils::Event::Message::GetEventPayloadWithOwnership ( )

inline

Get the byte array of the payload with transferring ownership.

Definition at line 103 of file EventMessage.h.

GetHeadersLength()

size_t Aws::Utils::Event::Message::GetHeadersLength ( ) const

inline

Definition at line 76 of file EventMessage.h.

GetMessageTypeForName()

static MessageType Aws::Utils::Event::Message::GetMessageTypeForName ( const Aws::String &  name )

static

GetNameForContentType()

static Aws::String Aws::Utils::Event::Message::GetNameForContentType ( ContentType  value )

static

GetNameForMessageType()

static Aws::String Aws::Utils::Event::Message::GetNameForMessageType ( MessageType  value )

static

GetPayloadLength()

size_t Aws::Utils::Event::Message::GetPayloadLength ( ) const

inline

Definition at line 82 of file EventMessage.h.

GetTotalLength()

size_t Aws::Utils::Event::Message::GetTotalLength ( ) const

inline

Definition at line 69 of file EventMessage.h.

InsertEventHeader()

void Aws::Utils::Event::Message::InsertEventHeader ( const Aws::String &  headerName, const EventHeaderValue &  eventHeaderValue  )

inline

Set/get event headers.

Definition at line 87 of file EventMessage.h.

Reset()

void Aws::Utils::Event::Message::Reset

(

)

Clean up the message, including the metadata, headers and payload received.

SetHeadersLength()

void Aws::Utils::Event::Message::SetHeadersLength ( size_t  length )

inline

Get/set the length of the headers. Each header consists of: header name byte-length(1 byte) + header name + header value type(1 byte) + header value.

Definition at line 75 of file EventMessage.h.

SetPayloadLength()

void Aws::Utils::Event::Message::SetPayloadLength ( size_t  length )

inline

Get/set the length of payload.

Definition at line 81 of file EventMessage.h.

SetTotalLength()

void Aws::Utils::Event::Message::SetTotalLength ( size_t  length )

inline

Get/set the total length of this message: prelude(8 bytes) + prelude CRC(4 bytes) + Data(headers length + payload length) + message CRC(4 bytes).

Definition at line 63 of file EventMessage.h.

WriteEventPayload() [1/3]

void Aws::Utils::Event::Message::WriteEventPayload

(

const Aws::String &

bits

)

WriteEventPayload() [2/3]

void Aws::Utils::Event::Message::WriteEventPayload

(

const Aws::Vector< unsigned char > &

bits

)

WriteEventPayload() [3/3]

void Aws::Utils::Event::Message::WriteEventPayload	(	const unsigned char *	data,
		size_t	length
	)

Set event payload.

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

• aws-cpp-sdk-core/include/aws/core/utils/event/EventMessage.h