Publish/subscribe messaging channel for IBM MQ topics. Messages published to a topic are delivered to all active subscribers matching the topic string pattern.
Provider:IBM MQAsyncAPI: v2.6.0Spec: IBM MQ MessagingOperations: 2Messages: 1
Channel address
topic/{topicString}
Parameters
topicString — IBM MQ topic string, supporting hierarchical topic levels separated by forward slashes. Wildcards # (multi-level) and + (single-level) are supported for subscriptions.
Operations
publish
publishToTopic
Publish a message to a topic
subscribe
subscribeToTopic
Subscribe to a topic
Messages
MQMessage
A message transmitted through IBM MQ
Content-Type: application/json
About AsyncAPI
The AsyncAPI specification describes event-driven APIs the way OpenAPI describes request/response APIs. A channel is the named pipe — a webhook URL, a Kafka topic, a WebSocket route, an MQTT subject — that producers and consumers publish or subscribe to. Each channel carries one or more messages with structured payloads, and an operation declares whether a given party sends or receives on that channel.
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