Package com.yahoo.searchlib.treenet.rule

Class Condition

java.lang.Object

com.yahoo.searchlib.treenet.rule.TreeNode

com.yahoo.searchlib.treenet.rule.Condition

Direct Known Subclasses:

ComparisonCondition, SetMembershipCondition

public abstract class Condition
extends TreeNode

Represents a condition

Author:

bratseth

Constructor Summary

Constructors

Constructor	Description
Condition(String leftValue, String trueLabel, String falseLabel)

Method Summary

Modifier and Type	Method	Description
protected abstract String	conditionToRankingExpression()	Returns the ranking expression string for the condition part of this condition, i.e the ...
String	getFalseLabel()	Return the label to jump to if this condition is false.
String	getLeftValue()	Returns the name of the feature to compare to a constant.
String	getTrueLabel()	Return the label to jump to if this condition is true.
final String	toRankingExpression()	Returns a ranking expression equivalent of this net.

Methods inherited from class com.yahoo.searchlib.treenet.rule.TreeNode

getParent, setParent

Methods inherited from class java.lang.Object

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

Constructor Details

Condition

public Condition(String leftValue,
 String trueLabel,
 String falseLabel)

Method Details

getLeftValue

public String getLeftValue()

Returns the name of the feature to compare to a constant.

getTrueLabel

public String getTrueLabel()

Return the label to jump to if this condition is true.

getFalseLabel

public String getFalseLabel()

Return the label to jump to if this condition is false.

toRankingExpression

public final String toRankingExpression()

Description copied from class: TreeNode

Returns a ranking expression equivalent of this net.

Specified by:

toRankingExpression in class TreeNode

conditionToRankingExpression

protected abstract String conditionToRankingExpression()

Returns the ranking expression string for the condition part of this condition, i.e the ... part of

     if(leftValue ..., trueExpression, falseExpression)