3.4.2.3 Message: ChannelMetadata
Topic Version | 1 | Published | 10/31/2016 | |
For Standard | ETP v1.1 |
Send from a producer to consumer to describe channels that may be streamed to the consumer in future messages.
Message Type ID: 2
Correlation Id Usage:
MUST contain the id of the ChannelDescribe message which caused this metadata to be sent.
Multi-part: True
Sent by: producer
Attribute |
Description |
Data Type |
Min |
Max |
---|---|---|---|---|
channels |
The list of channels. |
ChannelMetadataRecord |
1 |
n |
Avro Source |
---|
{ "type": "record", "namespace": "Energistics.Protocol.ChannelStreaming", "name": "ChannelMetadata", "messageType": "2", "protocol": "1", "senderRole": "producer", "protocolRoles": "producer,consumer", "fields": [ { "name": "channels", "type": { "type": "array", "items": "Energistics.Datatypes.ChannelData.ChannelMetadataRecord" } } ] } |