ISequencedDocumentMessage Interface

Sequenced message for a distributed document.

This API is provided for existing users, but is not recommended for new users.

To use, import via @fluidframework/driver-definitions/legacy.

For more information about our API support guarantees, see here.

Signature

export interface ISequencedDocumentMessage

Properties

Property	Alerts	Modifiers	Type	Description
clientId	Alpha		string | null	The client ID that submitted the message. For server generated messages the clientId will be null;
clientSequenceNumber	Alpha		number	The document's client sequence number.
compression	Deprecated, Alpha	optional	string	The compression algorithm that was used to compress contents of this message.
contents	Alpha		unknown	The contents of the message.
data	Alpha	optional	string	Data provided by service. Only present in service generated messages.
expHash1	Deprecated, Alpha	optional	string	Experimental field for storing the rolling hash at sequence number.
metadata	Alpha	optional	unknown	App provided metadata about the operation.
minimumSequenceNumber	Alpha		number	The minimum sequence number for all connected clients.
origin	Alpha	optional	IBranchOrigin	Origin branch information for the message.
referenceSequenceNumber	Alpha		number	The reference sequence number the message was sent relative to.
sequenceNumber	Alpha		number	The sequenced identifier.
serverMetadata	Alpha	optional	unknown	Server provided metadata about the operation.
timestamp	Alpha		number	Timestamp when the server ticketed the message.
traces	Alpha	optional	ITrace[]	Traces related to the packet.
type	Alpha		string	The type of operation.

Property Details

clientId

The client ID that submitted the message. For server generated messages the clientId will be null;

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

clientId: string | null;

Type: string | null

clientSequenceNumber

The document's client sequence number.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

clientSequenceNumber: number;

Type: number

compression

The compression algorithm that was used to compress contents of this message.

This API is deprecated and will be removed in a future release.

Use ISequencedDocumentMessageExperimental instead.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

compression?: string;

Type: string

contents

The contents of the message.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

contents: unknown;

Type: unknown

data

Data provided by service. Only present in service generated messages.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

data?: string;

Type: string

expHash1

Experimental field for storing the rolling hash at sequence number.

This API is deprecated and will be removed in a future release.

Use ISequencedDocumentMessageExperimental instead.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

expHash1?: string;

Type: string

metadata

App provided metadata about the operation.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

metadata?: unknown;

Type: unknown

minimumSequenceNumber

The minimum sequence number for all connected clients.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

minimumSequenceNumber: number;

Type: number

origin

Origin branch information for the message.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

origin?: IBranchOrigin;

Type: IBranchOrigin

Remarks

Can be marked undefined if the current message is also the origin.

referenceSequenceNumber

The reference sequence number the message was sent relative to.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

referenceSequenceNumber: number;

Type: number

sequenceNumber

The sequenced identifier.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

sequenceNumber: number;

Type: number

serverMetadata

Server provided metadata about the operation.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

serverMetadata?: unknown;

Type: unknown

timestamp

Timestamp when the server ticketed the message.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

timestamp: number;

Type: number

traces

Traces related to the packet.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

traces?: ITrace[];

Type: ITrace[]

type

The type of operation.

This API is provided as an alpha preview and may change without notice.

To use, import via @fluidframework/driver-definitions/alpha.

For more information about our API support guarantees, see here.

Signature

type: string;

Type: string