Package org.apache.solr.search.function

Class MultiStringFunction

java.lang.Object

org.apache.lucene.queries.function.ValueSource

org.apache.solr.search.function.MultiStringFunction

Direct Known Subclasses:

ConcatStringFunction

public abstract class MultiStringFunction
extends org.apache.lucene.queries.function.ValueSource

Abstract ValueSource implementation which wraps multiple ValueSources and applies an extendible string function to their values.

Field Summary

Fields

Modifier and Type	Field	Description
protected org.apache.lucene.queries.function.ValueSource[]	sources

Constructor Summary

Constructors

Constructor	Description
MultiStringFunction(org.apache.lucene.queries.function.ValueSource[] sources)

Method Summary

Modifier and Type	Method	Description
String	description()
boolean	equals(Object o)
protected abstract CharSequence	func(int doc, org.apache.lucene.queries.function.FunctionValues[] valsArr)
org.apache.lucene.queries.function.FunctionValues	getValues(Map<Object,Object> context, org.apache.lucene.index.LeafReaderContext readerContext)
int	hashCode()
protected abstract String	name()

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

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

Methods inherited from class java.lang.Object

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

Field Detail

sources

protected final org.apache.lucene.queries.function.ValueSource[] sources

Constructor Detail

MultiStringFunction

public MultiStringFunction(org.apache.lucene.queries.function.ValueSource[] sources)

Method Detail

name

protected abstract String name()

func

protected abstract CharSequence func(int doc,
                                     org.apache.lucene.queries.function.FunctionValues[] valsArr)
                              throws IOException

Throws:

IOException

description

public String description()

Specified by:

description in class org.apache.lucene.queries.function.ValueSource

getValues

public org.apache.lucene.queries.function.FunctionValues getValues(Map<Object,Object> context,
                                                                   org.apache.lucene.index.LeafReaderContext readerContext)
                                                            throws IOException

Specified by:

getValues in class org.apache.lucene.queries.function.ValueSource

Throws:

IOException

equals

public boolean equals(Object o)

Specified by:

equals in class org.apache.lucene.queries.function.ValueSource

hashCode

public int hashCode()

Specified by:

hashCode in class org.apache.lucene.queries.function.ValueSource