public class IfFunction extends BoolFunction
ifSource
function,
returns the value of the trueSource
or falseSource
function.Modifier and Type | Field and Description |
---|---|
private ValueSource |
falseSource |
private ValueSource |
ifSource |
private ValueSource |
trueSource |
Constructor and Description |
---|
IfFunction(ValueSource ifSource,
ValueSource trueSource,
ValueSource falseSource) |
Modifier and Type | Method and Description |
---|---|
void |
createWeight(java.util.Map context,
IndexSearcher searcher)
Implementations should propagate createWeight to sub-ValueSources which can optionally store
weight info in the context.
|
java.lang.String |
description()
description of field, used in explain()
|
boolean |
equals(java.lang.Object o) |
FunctionValues |
getValues(java.util.Map context,
LeafReaderContext readerContext)
Gets the values for this reader and the context that was previously
passed to createWeight().
|
int |
hashCode() |
asDoubleValuesSource, asLongValuesSource, fromDoubleValuesSource, getSortField, newContext, toString
private final ValueSource ifSource
private final ValueSource trueSource
private final ValueSource falseSource
public IfFunction(ValueSource ifSource, ValueSource trueSource, ValueSource falseSource)
public FunctionValues getValues(java.util.Map context, LeafReaderContext readerContext) throws java.io.IOException
ValueSource
getValues
in class ValueSource
java.io.IOException
public java.lang.String description()
ValueSource
description
in class ValueSource
public int hashCode()
hashCode
in class ValueSource
public boolean equals(java.lang.Object o)
equals
in class ValueSource
public void createWeight(java.util.Map context, IndexSearcher searcher) throws java.io.IOException
ValueSource
createWeight
in class ValueSource
java.io.IOException