| ConsumerListener | Listen to the changes in the number of active consumers available for a given destination. | code | html |
| DestinationListener | Listen to the changes in destinations being created or destroyed | code | html |
| ProducerListener | Listen to the changes in the number of active consumers available for a given destination. | code | html |
| ConsumerEvent | An event when the number of consumers on a given destination changes. | code | html |
| ProducerEvent | An event when the number of producers on a given destination changes. | code | html |
| AdvisoryBroker | This broker filter handles tracking the state of the broker for purposes of publishing advisory messages to advisory consumers. | code | html |
| AdvisorySupport | Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. | code | html |
| ConsumerEventSource | An object which can be used to listen to the number of active consumers available on a given destination. | code | html |
| ConsumerStartedEvent | An event when a new consumer has started. | code | html |
| ConsumerStoppedEvent | An event generated when a consumer stops. | code | html |
| DestinationEvent | An event caused when a destination is created or deleted | code | html |
| DestinationSource | A helper class which keeps track of the Destinations available in a broker and allows you to listen to them being created or deleted. | code | html |
| ProducerEventSource | An object which can be used to listen to the number of active consumers available on a given destination. | code | html |
| ProducerStartedEvent | An event when a new consumer has started. | code | html |
| ProducerStoppedEvent | An event generated when a consumer stops. | code | html |