com.yahoo.prelude.query.parser

Class AnyParser

java.lang.Object

com.yahoo.prelude.query.parser.AbstractParser

com.yahoo.prelude.query.parser.StructuredParser

com.yahoo.prelude.query.parser.SimpleParser

com.yahoo.prelude.query.parser.AnyParser

All Implemented Interfaces:

CustomParser, Parser

public class AnyParser
extends SimpleParser

Parser for queries of type any.

Author:

Steinar Knutsen

Nested Class Summary

Nested classes/interfaces inherited from class com.yahoo.prelude.query.parser.AbstractParser

AbstractParser.Submodes

Field Summary

Fields inherited from class com.yahoo.prelude.query.parser.AbstractParser

braceLevelURL, environment, indexFacts, language, submodes, tokens

Constructor Summary

Constructors

Constructor and Description
AnyParser(ParserEnvironment environment)

Method Summary

Modifier and Type	Method and Description
private Item	addAndFilter(Item root, Item item)
private Item	addNotFilter(Item root, Item item)
private Item	addRankFilter(Item root, Item item)
(package private) Item	applyFilter(Item root, String filter, com.yahoo.language.Language queryLanguage, IndexFacts.Session indexFacts)
protected Item	combineItems(Item topLevelItem, Item item) Returns the top level item resulting from combining the given top level item and the new item.
private Item	filterItems(Item root)
private void	markAllTermsAsFilters(Item root)
protected Item	negativeItem()
(package private) Item	parseFilter(String filter, com.yahoo.language.Language queryLanguage, IndexFacts.Session indexFacts)
(package private) Item	parseFilter(String filter, com.yahoo.language.Language queryLanguage, Set<String> searchDefinitions)
protected Item	parseItems()

Methods inherited from class com.yahoo.prelude.query.parser.SimpleParser

anyItems, handleComposite, positiveItem

Methods inherited from class com.yahoo.prelude.query.parser.StructuredParser

compositeItem, indexableItem, setSubmodeFromIndex

Methods inherited from class com.yahoo.prelude.query.parser.AbstractParser

normalize, parse, parse, segment, setState, simplifyPhrases, tokenize

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.yahoo.prelude.query.parser.CustomParser

parse

Constructor Detail

AnyParser

public AnyParser(ParserEnvironment environment)

Method Detail

parseItems

protected Item parseItems()

Specified by:

parseItems in class AbstractParser

parseFilter

Item parseFilter(String filter,
                 com.yahoo.language.Language queryLanguage,
                 Set<String> searchDefinitions)

parseFilter

Item parseFilter(String filter,
                 com.yahoo.language.Language queryLanguage,
                 IndexFacts.Session indexFacts)

negativeItem

protected Item negativeItem()

Specified by:

negativeItem in class SimpleParser

combineItems

protected Item combineItems(Item topLevelItem,
                            Item item)

Returns the top level item resulting from combining the given top level item and the new item. This implements most of the weird transformation rules of the parser.

Specified by:

combineItems in class SimpleParser

applyFilter

Item applyFilter(Item root,
                 String filter,
                 com.yahoo.language.Language queryLanguage,
                 IndexFacts.Session indexFacts)

markAllTermsAsFilters

private void markAllTermsAsFilters(Item root)

filterItems

private Item filterItems(Item root)

addAndFilter

private Item addAndFilter(Item root,
                          Item item)

addNotFilter

private Item addNotFilter(Item root,
                          Item item)

addRankFilter

private Item addRankFilter(Item root,
                           Item item)