org.apache.solr.analytics.util.valuesource

Class DateMathFunction

java.lang.Object

org.apache.lucene.queries.function.ValueSource

org.apache.solr.analytics.util.valuesource.MultiDateFunction

org.apache.solr.analytics.util.valuesource.DateMathFunction

public class DateMathFunction
extends MultiDateFunction

DateMathFunction returns a start date modified by a list of DateMath operations.

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME

Fields inherited from class org.apache.solr.analytics.util.valuesource.MultiDateFunction

sources

Constructor Summary

Constructors

Constructor and Description
DateMathFunction(ValueSource[] sources)

Method Summary

Modifier and Type	Method and Description
protected long	func(int doc, FunctionValues[] valsArr)
protected String	name()

Methods inherited from class org.apache.solr.analytics.util.valuesource.MultiDateFunction

description, equals, getValues, hashCode

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

createWeight, getSortField, newContext, toString

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

Constructor Detail

DateMathFunction

public DateMathFunction(ValueSource[] sources)

Parameters:

sources - A list of ValueSource objects. The first element in the list should be a DateFieldSource or ConstDateSource object which represents the starting date. The rest of the field should be BytesRefFieldSource or ConstStringSource objects which contain the DateMath operations to perform on the start date.

Method Detail

name

protected String name()

Specified by:

name in class MultiDateFunction

func

protected long func(int doc,
                    FunctionValues[] valsArr)

Specified by:

func in class MultiDateFunction