Package com.yahoo.search.predicate

Class PredicateQuery

java.lang.Object

com.yahoo.search.predicate.PredicateQuery

public class PredicateQuery
extends Object

Represents a query in the form of a set of boolean variables that are considered true.

Author:

Magnar Nedland, bjorncs

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	PredicateQuery.Feature
static class	PredicateQuery.RangeFeature

Constructor Summary

Constructors

Constructor	Description
PredicateQuery()

Method Summary

Modifier and Type	Method	Description
void	addFeature(String key, String value)	Adds a feature to the query
void	addFeature(String key, String value, long subqueryBitMap)	Adds a feature to the query, e.g.
void	addRangeFeature(String key, long value)
void	addRangeFeature(String key, long value, long subqueryBitMap)	Adds a range feature to the query, e.g.
List<PredicateQuery.Feature>	getFeatures()	Returns a list of features
List<PredicateQuery.RangeFeature>	getRangeFeatures()	Returns a list of range features

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

PredicateQuery

public PredicateQuery()

Method Details

addFeature

public void addFeature(String key,
 String value)

Adds a feature to the query

Parameters:

key - a feature key

value - a feature value

addFeature

public void addFeature(String key,
 String value,
 long subqueryBitMap)

Adds a feature to the query, e.g. gender = male.

Parameters:

key - Feature key

value - Feature value

subqueryBitMap - The subquery bitmap for which this term is true

addRangeFeature

public void addRangeFeature(String key,
 long value)

addRangeFeature

public void addRangeFeature(String key,
 long value,
 long subqueryBitMap)

Adds a range feature to the query, e.g. age = 25.

Parameters:

key - a feature key

value - a feature value

subqueryBitMap - the subquery bitmap for which this term is true

getFeatures

public List<PredicateQuery.Feature> getFeatures()

Returns a list of features

getRangeFeatures

public List<PredicateQuery.RangeFeature> getRangeFeatures()

Returns a list of range features