Interface OutTupleStorePositionTracker
- All Known Subinterfaces:
InOutTupleStorePositionTracker
public interface OutTupleStorePositionTracker
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Method Summary
Modifier and TypeMethodDescriptionintFinalizes the output store size and prevents further reservations.intReserves the next position in the output tuple store.
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Method Details
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reserveNextOut
int reserveNextOut()Reserves the next position in the output tuple store. CallcomputeStoreSize()to get the final size after all reservations. After that, no further reservations are allowed.- Returns:
- the reserved position index
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computeStoreSize
int computeStoreSize()Finalizes the output store size and prevents further reservations.- Returns:
- the final output store size
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