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@InterfaceAudience.Public @InterfaceStability.Stable public interface ValueAggregator<E>
This interface defines the minimal protocol for value aggregators.
Method Summary | |
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void |
addNextValue(Object val)
add a value to the aggregator |
ArrayList<E> |
getCombinerOutput()
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String |
getReport()
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void |
reset()
reset the aggregator |
Method Detail |
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void addNextValue(Object val)
val
- the value to be addedvoid reset()
String getReport()
ArrayList<E> getCombinerOutput()
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