com.yahoo.search.yql

Class YqlParser.AnnotationPropagator

java.lang.Object

com.yahoo.prelude.query.ToolBox.QueryVisitor

com.yahoo.search.yql.YqlParser.AnnotationPropagator

Enclosing class:

YqlParser

private class YqlParser.AnnotationPropagator
extends ToolBox.QueryVisitor

Field Summary

Fields

Modifier and Type	Field and Description
private Boolean	accentDrop
private Boolean	filter
private Boolean	isRanked
private Boolean	normalizeCase
private Boolean	stem
private Boolean	usePositionData

Constructor Summary

Constructors

Constructor and Description
AnnotationPropagator(OperatorNode<ExpressionOperator> ast)

Method Summary

Modifier and Type	Method and Description
void	onExit() Invoked when all sub-items have been visited, or immediately after visit() if there are no sub-items or visit() returned false.
boolean	visit(Item item) Called for each item in the query tree given to ToolBox.visit(QueryVisitor, Item).

Methods inherited from class java.lang.Object

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

Field Detail

isRanked

private final Boolean isRanked

filter

private final Boolean filter

stem

private final Boolean stem

normalizeCase

private final Boolean normalizeCase

accentDrop

private final Boolean accentDrop

usePositionData

private final Boolean usePositionData

Constructor Detail

AnnotationPropagator

public AnnotationPropagator(OperatorNode<ExpressionOperator> ast)

Method Detail

visit

public boolean visit(Item item)

Description copied from class: ToolBox.QueryVisitor

Called for each item in the query tree given to ToolBox.visit(QueryVisitor, Item). Return true to visit the sub-items of the given item, return false to ignore the sub-items.

Specified by:

visit in class ToolBox.QueryVisitor

Parameters:

item - each item in the query tree

Returns:

whether or not to visit the sub-items of the argument item (and then invoke the ToolBox.QueryVisitor.onExit() method)

onExit

public void onExit()

Description copied from class: ToolBox.QueryVisitor

Invoked when all sub-items have been visited, or immediately after visit() if there are no sub-items or visit() returned false.

Specified by:

onExit in class ToolBox.QueryVisitor