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Aggregator
public static interface CombineFn.Aggregator<T>
Method Summary | |
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void |
initialize(org.apache.hadoop.conf.Configuration configuration)
Deprecated. Perform any setup of this instance that is required prior to processing inputs. |
void |
reset()
Deprecated. Clears the internal state of this Aggregator and prepares it for the values associated with the next key. |
Iterable<T> |
results()
Deprecated. Returns the current aggregated state of this instance. |
void |
update(T value)
Deprecated. Incorporate the given value into the aggregate state maintained by this instance. |
Method Detail |
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void initialize(org.apache.hadoop.conf.Configuration configuration)
void reset()
void update(T value)
Iterable<T> results()
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