AggregateNode.FilterAccumulator (Apache Calcite API)

java.lang.Object
- org.apache.calcite.interpreter.AggregateNode.FilterAccumulator

All Implemented Interfaces:

AggregateNode.Accumulator

Enclosing class:

AggregateNode
```
private static class AggregateNode.FilterAccumulator
extends java.lang.Object
implements AggregateNode.Accumulator
```
Accumulator that applies a filter to another accumulator. The filter is a BOOLEAN field in the input row.

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  private AggregateNode.Accumulator accumulator
  
  private int filterArg
- Constructor Summary
  
  Constructors
  Constructor Description
  
  FilterAccumulator(AggregateNode.Accumulator accumulator, int filterArg)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  java.lang.Object end()
  
  void send(Row row)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

accumulator

private final AggregateNode.Accumulator accumulator

filterArg
```
private final int filterArg
```

Constructor Detail

FilterAccumulator

FilterAccumulator(AggregateNode.Accumulator accumulator,
                  int filterArg)

Method Detail
- send
```
public void send(Row row)
```
  Specified by:
  
  send in interface AggregateNode.Accumulator
- end
```
public java.lang.Object end()
```
  Specified by:
  
  end in interface AggregateNode.Accumulator