| Interface | Description | 
|---|---|
| AutomaticWorkQueue | |
| WorkQueue | |
| WorkQueueManager | 
| Class | Description | 
|---|---|
| AutomaticWorkQueueImpl | |
| OneShotAsyncExecutor | Used to provide simple async Executor semantics by creating a one-shot
 thread. | 
| SynchronousExecutor | Used to mimic Executor semantics by hijacking calling thread. | 
Apache CXF