org.apache.lucene.queries.function.docvalues

Class DoubleDocValues

java.lang.Object

org.apache.lucene.queries.function.FunctionValues

org.apache.lucene.queries.function.docvalues.DoubleDocValues

public abstract class DoubleDocValues
extends FunctionValues

Abstract FunctionValues implementation which supports retrieving double values. Implementations can control how the double values are loaded through doubleVal(int)}

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.queries.function.FunctionValues

FunctionValues.ValueFiller

Field Summary

Fields

Modifier and Type	Field and Description
protected ValueSource	vs

Constructor Summary

Constructors

Constructor and Description
DoubleDocValues(ValueSource vs)

Method Summary

Modifier and Type	Method and Description
boolean	boolVal(int doc)
byte	byteVal(int doc)
abstract double	doubleVal(int doc)
float	floatVal(int doc)
ValueSourceScorer	getRangeScorer(LeafReaderContext readerContext, String lowerVal, String upperVal, boolean includeLower, boolean includeUpper) Yields a Scorer that matches documents with values between the specified range, and that which produces scores equal to FunctionValues.floatVal(int).
FunctionValues.ValueFiller	getValueFiller()
int	intVal(int doc)
long	longVal(int doc)
Object	objectVal(int doc) Native Java Object representation of the value
short	shortVal(int doc)
String	strVal(int doc)
String	toString(int doc)

Methods inherited from class org.apache.lucene.queries.function.FunctionValues

bytesVal, byteVal, doubleVal, exists, explain, floatVal, getScorer, intVal, longVal, numOrd, ordVal, shortVal, strVal

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

vs

protected final ValueSource vs

Constructor Detail

DoubleDocValues

public DoubleDocValues(ValueSource vs)

Method Detail

byteVal

public byte byteVal(int doc)
             throws IOException

Overrides:

byteVal in class FunctionValues

Throws:

IOException

shortVal

public short shortVal(int doc)
               throws IOException

Overrides:

shortVal in class FunctionValues

Throws:

IOException

floatVal

public float floatVal(int doc)
               throws IOException

Overrides:

floatVal in class FunctionValues

Throws:

IOException

intVal

public int intVal(int doc)
           throws IOException

Overrides:

intVal in class FunctionValues

Throws:

IOException

longVal

public long longVal(int doc)
             throws IOException

Overrides:

longVal in class FunctionValues

Throws:

IOException

boolVal

public boolean boolVal(int doc)
                throws IOException

Overrides:

boolVal in class FunctionValues

Throws:

IOException

doubleVal

public abstract double doubleVal(int doc)
                          throws IOException

Overrides:

doubleVal in class FunctionValues

Throws:

IOException

strVal

public String strVal(int doc)
              throws IOException

Overrides:

strVal in class FunctionValues

Throws:

IOException

objectVal

public Object objectVal(int doc)
                 throws IOException

Description copied from class: FunctionValues

Native Java Object representation of the value

Overrides:

objectVal in class FunctionValues

Throws:

IOException

toString

public String toString(int doc)
                throws IOException

Specified by:

toString in class FunctionValues

Throws:

IOException

getRangeScorer

public ValueSourceScorer getRangeScorer(LeafReaderContext readerContext,
                                        String lowerVal,
                                        String upperVal,
                                        boolean includeLower,
                                        boolean includeUpper)

Description copied from class: FunctionValues

Yields a Scorer that matches documents with values between the specified range, and that which produces scores equal to FunctionValues.floatVal(int).

Overrides:

getRangeScorer in class FunctionValues

getValueFiller

public FunctionValues.ValueFiller getValueFiller()

Overrides:

getValueFiller in class FunctionValues