public class AggNull extends AggregatorBase
| Constructor and Description |
|---|
AggNull() |
| Modifier and Type | Method and Description |
|---|---|
Aggregator |
copy(ExprList exprs) |
static Accumulator |
createAccNull() |
Accumulator |
createAccumulator()
Create an accumulator for this aggregator
|
boolean |
equals(Object other) |
Node |
getValueEmpty()
Value if there are no elements in any group : return null for no result
|
int |
hashCode() |
asSparqlExpr, copyTransform, getExprList, getName, getValue, key, toPrefixString, toStringpublic Aggregator copy(ExprList exprs)
public Accumulator createAccumulator()
AggregatorcreateAccumulator in interface AggregatorcreateAccumulator in class AggregatorBasepublic Node getValueEmpty()
AggregatorgetValueEmpty in interface AggregatorgetValueEmpty in class AggregatorBasepublic int hashCode()
hashCode in interface AggregatorhashCode in class AggregatorBasepublic boolean equals(Object other)
equals in interface Aggregatorequals in class AggregatorBasepublic static Accumulator createAccNull()
Licenced under the Apache License, Version 2.0