| ⇢ | A | QueueConsumerStarted added | |
| ⇢ | A | MessageReceived added | |
| ⇢ | A | QueueEvent added |
| ⇢ | A | MessageProcessor::processMessage() added | |
| ⇢ | A | QueueEvent::occur() added | |
| ⇢ | A | QueueEvent::payload() added | |
| ⇢ | A | QueueConsumerStarted::queue() added | |
| ⇢ | A | MessageReceived::message() added |