Package org.apache.lucene.queries.function.docvalues

Class LongDocValues

java.lang.Object

org.apache.lucene.queries.function.FunctionValues

org.apache.lucene.queries.function.docvalues.LongDocValues

public abstract class LongDocValues
extends FunctionValues

Abstract FunctionValues implementation which supports retrieving long values. Implementations can control how the long values are loaded through longVal(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	Description
protected ValueSource	vs

Constructor Summary

Constructors

Constructor	Description
LongDocValues(ValueSource vs)

Method Summary

Modifier and Type	Method	Description
boolean	boolVal(int doc)
byte	byteVal(int doc)
double	doubleVal(int doc)
protected long	externalToLong(java.lang.String extVal)
float	floatVal(int doc)
ValueSourceScorer	getRangeScorer(Weight weight, LeafReaderContext readerContext, java.lang.String lowerVal, java.lang.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)
abstract long	longVal(int doc)
java.lang.Object	objectVal(int doc)	Native Java Object representation of the value
short	shortVal(int doc)
java.lang.String	strVal(int doc)
java.lang.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

LongDocValues

public LongDocValues(ValueSource vs)

Method Detail

byteVal

public byte byteVal(int doc)
             throws java.io.IOException

Overrides:

byteVal in class FunctionValues

Throws:

java.io.IOException

shortVal

public short shortVal(int doc)
               throws java.io.IOException

Overrides:

shortVal in class FunctionValues

Throws:

java.io.IOException

floatVal

public float floatVal(int doc)
               throws java.io.IOException

Overrides:

floatVal in class FunctionValues

Throws:

java.io.IOException

intVal

public int intVal(int doc)
           throws java.io.IOException

Overrides:

intVal in class FunctionValues

Throws:

java.io.IOException

longVal

public abstract long longVal(int doc)
                      throws java.io.IOException

Overrides:

longVal in class FunctionValues

Throws:

java.io.IOException

doubleVal

public double doubleVal(int doc)
                 throws java.io.IOException

Overrides:

doubleVal in class FunctionValues

Throws:

java.io.IOException

boolVal

public boolean boolVal(int doc)
                throws java.io.IOException

Overrides:

boolVal in class FunctionValues

Throws:

java.io.IOException

strVal

public java.lang.String strVal(int doc)
                        throws java.io.IOException

Overrides:

strVal in class FunctionValues

Throws:

java.io.IOException

objectVal

public java.lang.Object objectVal(int doc)
                           throws java.io.IOException

Description copied from class: FunctionValues

Native Java Object representation of the value

Overrides:

objectVal in class FunctionValues

Throws:

java.io.IOException

toString

public java.lang.String toString(int doc)
                          throws java.io.IOException

Specified by:

toString in class FunctionValues

Throws:

java.io.IOException

externalToLong

protected long externalToLong(java.lang.String extVal)

getRangeScorer

public ValueSourceScorer getRangeScorer(Weight weight,
                                        LeafReaderContext readerContext,
                                        java.lang.String lowerVal,
                                        java.lang.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