Package com.yahoo.prelude.query

Class PrefixItem

java.lang.Object

com.yahoo.prelude.query.Item

com.yahoo.prelude.query.SimpleTaggableItem

com.yahoo.prelude.query.SimpleIndexedItem

com.yahoo.prelude.query.TermItem

com.yahoo.prelude.query.WordItem

com.yahoo.prelude.query.PrefixItem

All Implemented Interfaces:

BlockItem, HasIndexItem, IndexedItem, TaggableItem, java.lang.Cloneable

public class PrefixItem
extends WordItem

A word which matches beginnings of words instead of complete words

Author:

bratseth

Nested Class Summary

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

Item.ItemCreator, Item.ItemType

Field Summary

Fields inherited from class com.yahoo.prelude.query.Item

connectedBacklink, connectedItem, connectivity, DEFAULT_WEIGHT, explicitSignificance, significance, uniqueID

Constructor Summary

Constructors

Constructor	Description
PrefixItem(java.lang.String prefix)
PrefixItem(java.lang.String prefix, boolean isFromQuery)
PrefixItem(java.lang.String prefix, java.lang.String indexName)

Method Summary

Modifier and Type	Method	Description
Item.ItemType	getItemType()	Return the enumerated type of this item.
java.lang.String	getName()	Returns the name of this item
java.lang.String	stringValue()	Returns this word as it should be used in executing the query.

Methods inherited from class com.yahoo.prelude.query.WordItem

appendHeadingString, disclose, encodeThis, equals, getEncodedWord, getIndexedString, getNumWords, getRawWord, getSegmentIndex, getWord, hashCode, isFromSegmented, isLowercased, isStemmed, isWords, setFromSegmented, setLowercased, setSegmentIndex, setStemmed, setValue, setWord, setWords

Methods inherited from class com.yahoo.prelude.query.TermItem

appendBodyString, encode, getOrigin, getSegmentingRule, getTermCount, isFromQuery, isNormalizable, setNormalizable, setOrigin, setSegmentingRule

Methods inherited from class com.yahoo.prelude.query.SimpleIndexedItem

appendIndexString, getIndexName, setIndexName

Methods inherited from class com.yahoo.prelude.query.SimpleTaggableItem

getConnectedItem, getConnectivity, getSignificance, getUniqueID, hasExplicitSignificance, hasUniqueID, setConnectivity, setExplicitSignificance, setSignificance, setUniqueID

Methods inherited from class com.yahoo.prelude.query.Item

addAnnotation, clone, getAnnotation, getBytes, getCode, getCreator, getLabel, getLanguage, getParent, getWeight, hasAnnotation, hasConnectivityBackLink, isFilter, isFromSpecialToken, isProtected, isRanked, isRoot, putBytes, putString, setCreator, setFilter, setFromSpecialToken, setHasUniqueID, setLabel, setLanguage, setParent, setPositionData, setProtected, setRanked, setWeight, shouldParenthize, toString, usePositionData

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.yahoo.prelude.query.HasIndexItem

getIndexName

Constructor Detail

PrefixItem

public PrefixItem(java.lang.String prefix)

PrefixItem

public PrefixItem(java.lang.String prefix,
                  boolean isFromQuery)

PrefixItem

public PrefixItem(java.lang.String prefix,
                  java.lang.String indexName)

Method Detail

getItemType

public Item.ItemType getItemType()

Description copied from class: Item

Return the enumerated type of this item.

Overrides:

getItemType in class WordItem

getName

public java.lang.String getName()

Description copied from class: Item

Returns the name of this item

Overrides:

getName in class WordItem

stringValue

public java.lang.String stringValue()

Description copied from class: WordItem

Returns this word as it should be used in executing the query. This is usually (but not always) a normalized and stemmed form

Specified by:

stringValue in interface BlockItem

Overrides:

stringValue in class WordItem