private static class AggregateNode.UdaAccumulator extends java.lang.Object implements AggregateNode.Accumulator
Modifier and Type | Field and Description |
---|---|
private boolean |
empty |
private AggregateNode.UdaAccumulatorFactory |
factory |
private java.lang.Object |
value |
Constructor and Description |
---|
UdaAccumulator(AggregateNode.UdaAccumulatorFactory factory) |
Modifier and Type | Method and Description |
---|---|
java.lang.Object |
end() |
void |
send(Row row) |
private final AggregateNode.UdaAccumulatorFactory factory
private java.lang.Object value
private boolean empty
UdaAccumulator(AggregateNode.UdaAccumulatorFactory factory)
public void send(Row row)
send
in interface AggregateNode.Accumulator
public java.lang.Object end()
end
in interface AggregateNode.Accumulator
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