org.apache.lucene.queries.function.valuesource

Class FieldCacheSource

java.lang.Object

org.apache.lucene.queries.function.ValueSource

org.apache.lucene.queries.function.valuesource.FieldCacheSource

Direct Known Subclasses:

BytesRefFieldSource, DoubleFieldSource, EnumFieldSource, FloatFieldSource, IntFieldSource, JoinDocFreqValueSource, LongFieldSource, SortedSetFieldSource

public abstract class FieldCacheSource
extends ValueSource

A base class for ValueSource implementations that retrieve values for a single field from DocValues.

Field Summary

Fields

Modifier and Type	Field and Description
protected java.lang.String	field

Constructor Summary

Constructors

Constructor and Description
FieldCacheSource(java.lang.String field)

Method Summary

Modifier and Type	Method and Description
java.lang.String	description() description of field, used in explain()
boolean	equals(java.lang.Object o)
java.lang.String	getField()
int	hashCode()

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

asDoubleValuesSource, asLongValuesSource, createWeight, fromDoubleValuesSource, getSortField, getValues, newContext, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

field

protected final java.lang.String field

Constructor Detail

FieldCacheSource

public FieldCacheSource(java.lang.String field)

Method Detail

getField

public java.lang.String getField()

description

public java.lang.String description()

Description copied from class: ValueSource

description of field, used in explain()

Specified by:

description in class ValueSource

equals

public boolean equals(java.lang.Object o)

Specified by:

equals in class ValueSource

hashCode

public int hashCode()

Specified by:

hashCode in class ValueSource