org.apache.solr.search.function

Class LongFieldSource

java.lang.Object

org.apache.solr.search.function.ValueSource

org.apache.solr.search.function.FieldCacheSource

org.apache.solr.search.function.LongFieldSource

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

TrieDateFieldSource

public class LongFieldSource
extends FieldCacheSource

Obtains float field values from the FieldCache using getFloats() and makes those values available as other numeric types, casting as needed.

Version:

$Id: FloatFieldSource.java 555343 2007-07-11 17:46:25Z hossman $

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.solr.search.function.ValueSource

ValueSource.ValueSourceComparator, ValueSource.ValueSourceComparatorSource, ValueSource.ValueSourceSortField

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.lucene.search.FieldCache.LongParser	parser

Fields inherited from class org.apache.solr.search.function.FieldCacheSource

cache, field

Constructor Summary

Constructors

Constructor and Description
LongFieldSource(java.lang.String field)
LongFieldSource(java.lang.String field, org.apache.lucene.search.FieldCache.LongParser parser)

Method Summary

Modifier and Type	Method and Description
java.lang.String	description() description of field, used in explain()
boolean	equals(java.lang.Object o)
long	externalToLong(java.lang.String extVal)
DocValues	getValues(java.util.Map context, org.apache.lucene.index.IndexReader reader) Gets the values for this reader and the context that was previously passed to createWeight()
int	hashCode()

Methods inherited from class org.apache.solr.search.function.FieldCacheSource

getFieldCache

Methods inherited from class org.apache.solr.search.function.ValueSource

createWeight, getSortField, getValues, newContext, toString

Methods inherited from class java.lang.Object

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

Field Detail

parser

protected org.apache.lucene.search.FieldCache.LongParser parser

Constructor Detail

LongFieldSource

public LongFieldSource(java.lang.String field)

LongFieldSource

public LongFieldSource(java.lang.String field,
                       org.apache.lucene.search.FieldCache.LongParser parser)

Method Detail

description

public java.lang.String description()

Description copied from class: ValueSource

description of field, used in explain()

Overrides:

description in class FieldCacheSource

externalToLong

public long externalToLong(java.lang.String extVal)

getValues

public DocValues getValues(java.util.Map context,
                           org.apache.lucene.index.IndexReader reader)
                    throws java.io.IOException

Description copied from class: ValueSource

Gets the values for this reader and the context that was previously passed to createWeight()

Overrides:

getValues in class ValueSource

Throws:

java.io.IOException

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class FieldCacheSource

hashCode

public int hashCode()

Overrides:

hashCode in class FieldCacheSource