org.apache.s4.core.window
Interface Slot<T>

Type Parameters:
T - elements to aggregate
All Known Implementing Classes:
DefaultAggregatingSlot, OHCLSlot

public interface Slot<T>

A convenience window slot, that aggregates elements of type . Users must add suitable getter methods to retrieve aggregated data.


Method Summary
 void close()
          Compute aggregated data on available gathered slot data, place slot and slot data in immutable state.
 void update(T data)
          Add a single data element
 

Method Detail

update

void update(T data)
Add a single data element


close

void close()
Compute aggregated data on available gathered slot data, place slot and slot data in immutable state.