3.4.3.2 Message: ChannelMetadata
Topic Version | 1 | Published | 10/31/2016 | |
For Standard | ETP v1.1 |
Sent from a producer to a consumer to describe channels that may be streamed to the consumer in future messages.
Message Type ID: 3
Correlation Id Usage: n/a
Multi-part: n/a
Sent by: producer
Attribute |
Description |
Data Type |
Min |
Max |
---|---|---|---|---|
channels |
An array of channels in the data frame. |
ChannelMetadataRecord |
1 |
n |
Avro Source |
---|
{ "type": "record", "namespace": "Energistics.Protocol.ChannelDataFrame", "name": "ChannelMetadata", "messageType": "3", "protocol": "2", "senderRole": "producer", "protocolRoles": "producer,consumer", "fields": [ { "name": "channels", "type": { "type": "array", "items": "Energistics.Datatypes.ChannelData.ChannelMetadataRecord" } } ] } |