See: Description
| Interface | Description | 
|---|---|
| JobInvocation | Internal representation of a Job which has been invoked (prepared and run) by a client. | 
| JobInvoker | Factory to create a  JobInvocationinstances. | 
| Class | Description | 
|---|---|
| InMemoryJobService | A InMemoryJobService that prepares and runs jobs on behalf of a client using a  JobInvoker. | 
| JobPreparation | A job that has been prepared, but not invoked. |