| Interface | Description | 
|---|---|
| ContextAndTaskSubmittable | 
 Base interface for classes that support the simultaneous submission of both Context and Task configurations. 
 | 
| ContextSubmittable | 
 Base interface for classes that support Context submission. 
 | 
| FlexiblePreemptionEvent | 
 Represents a flexible preemption request: It contains:
 
 
 a set of EvaluatorRequests that the resource manager wants to have satisfied and also
 a set of Evaluators it will choose to kill if the request isn't satisfied otherwise.
 
 
 NOTE: This currently not implemented. 
 | 
| PreemptionEvent | 
 Represents Preemption requests issued by the underlying resource manager. 
 | 
| PreemptionHandler | 
 This EventHandler will receive preemption events from the underlying resourcemanager. 
 | 
| StrictPreemptionEvent | 
 Represents a strict preemption event: It contains the set of Evaluators that the underlying resource manager will
 take away from the Driver. 
 | 
| TaskSubmittable | 
 Base interface for classes that support Task submission. 
 | 
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