| Name | Description | Type | Package | Framework |
| Callback | When submitting a processing job, a callback object can be passed to the submission process. | Interface | org.apache.felix.ipojo.extender.queue | Apache Felix |
| Job | Represents a task that can be executed by the QueueService. | Interface | org.apache.felix.ipojo.extender.queue | Apache Felix |
| JobInfo | Interface to retrieve information about the job execution. | Interface | org.apache.felix.ipojo.extender.queue | Apache Felix |
| QueueEventProxy | This service record events from a QueueService. | Interface | org.apache.felix.ipojo.extender.queue.debug | Apache Felix |
| QueueListener | A QueueListener provides queue management information to external entities: Job submissionJob executionJob result (success or failure) | Interface | org.apache.felix.ipojo.extender.queue | Apache Felix |
| QueueService | Definition of the queue service. | Interface | org.apache.felix.ipojo.extender.queue | Apache Felix |