package backtype.storm.scheduler;
import java.util.Map;
import java.util.Set;
public interface SchedulerAssignment {
/**
* Does this slot occupied by this assignment?
*
* @param slot
* @return
*/
public boolean isSlotOccupied(WorkerSlot slot);
/**
* is the executor assigned?
*
* @param executor
* @return
*/
public boolean isExecutorAssigned(ExecutorDetails executor);
/**
* get the topology-id this assignment is for.
*
* @return
*/
public String getTopologyId();
/**
* get the executor -> slot map.
*
* @return
*/
public Map<ExecutorDetails, WorkerSlot> getExecutorToSlot();
/**
* Return the executors covered by this assignments
*
* @return
*/
public Set<ExecutorDetails> getExecutors();
public Set<WorkerSlot> getSlots();
}