org.apache.lucene.queries.function.valuesource
Class NumericIndexDocValueSource

java.lang.Object
  org.apache.lucene.queries.function.ValueSource
      org.apache.lucene.queries.function.valuesource.NumericIndexDocValueSource

public class NumericIndexDocValueSource
extends ValueSource

Expert: obtains numeric field values from a FunctionValues field. This ValueSource is compatible with all numerical FunctionValues

WARNING: This API is experimental and might change in incompatible ways in the next release.

Constructor Summary

NumericIndexDocValueSource(String field)

Method Summary

String	description() description of field, used in explain()
boolean	equals(Object obj)
FunctionValues	getValues(Map context, AtomicReaderContext readerContext) Gets the values for this reader and the context that was previously passed to createWeight()
int	hashCode()
String	toString()

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

createWeight, getSortField, newContext

Methods inherited from class java.lang.Object

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

Constructor Detail

NumericIndexDocValueSource

public NumericIndexDocValueSource(String field)

Method Detail

getValues

public FunctionValues getValues(Map context,
                                AtomicReaderContext readerContext)
                         throws IOException

Description copied from class: ValueSource

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

Specified by:

getValues in class ValueSource

Throws:

IOException

description

public String description()

Description copied from class: ValueSource

description of field, used in explain()

Specified by:

description in class ValueSource

hashCode

public int hashCode()

Specified by:

hashCode in class ValueSource

equals

public boolean equals(Object obj)

Specified by:

equals in class ValueSource

toString

public String toString()

Overrides:

toString in class ValueSource