Package com.yahoo.prelude.semantics.rule

Class ComparisonCondition

java.lang.Object

com.yahoo.prelude.semantics.rule.Condition

com.yahoo.prelude.semantics.rule.CompositeCondition

com.yahoo.prelude.semantics.rule.ComparisonCondition

public class ComparisonCondition
extends CompositeCondition

A condition which is true of the values of its two subconditions are true and both have the same value

Author:

bratseth

Nested Class Summary

Nested classes/interfaces inherited from class com.yahoo.prelude.semantics.rule.Condition

Condition.Anchor

Constructor Summary

Constructors

Constructor	Description
ComparisonCondition(Condition leftCondition, java.lang.String operatorString, Condition rightCondition)

Method Summary

Modifier and Type	Method	Description
protected boolean	doesMatch(RuleEvaluation evaluation)	Returns whether this condition matches the given evaluation at the current location of the evaluation.
Condition	getLeftCondition()
Condition	getRightCondition()
void	setLeftCondition(Condition leftCondition)
void	setRightCondition(Condition rightCondition)
protected java.lang.String	toInnerString()	All instances of this produces a parseable string output
protected void	traceResult(boolean matches, RuleEvaluation e)
protected void	traceResult(boolean matches, RuleEvaluation e, java.lang.Object left, java.lang.Object right)

Methods inherited from class com.yahoo.prelude.semantics.rule.CompositeCondition

addCondition, allSubConditionsMatches, conditionIterator, conditionSize, conditionsToString, getCondition, hasOpenChoicepoint, makeReferences, postMatchHook, preMatchHook, removeCondition, setCondition, toInnerString, useParentheses

Methods inherited from class com.yahoo.prelude.semantics.rule.Condition

getAnchor, getContextName, getLabel, getLabelString, getMatchInfo, getMatchInfoString, getNameSpace, getParent, isDefaultContextName, isReferable, labelMatches, labelMatches, matches, matchesEndAnchor, matchesStartAnchor, setAnchor, setContextName, setLabel, setNameSpace, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ComparisonCondition

public ComparisonCondition(Condition leftCondition,
                           java.lang.String operatorString,
                           Condition rightCondition)

Method Detail

doesMatch

protected boolean doesMatch(RuleEvaluation evaluation)

Description copied from class: Condition

Returns whether this condition matches the given evaluation at the current location of the evaluation. If there is a match, the evaluation must be advanced to the location beyond the matching item(s) before this method returns.

Specified by:

doesMatch in class Condition

traceResult

protected void traceResult(boolean matches,
                           RuleEvaluation e)

Overrides:

traceResult in class Condition

traceResult

protected void traceResult(boolean matches,
                           RuleEvaluation e,
                           java.lang.Object left,
                           java.lang.Object right)

getLeftCondition

public Condition getLeftCondition()

setLeftCondition

public void setLeftCondition(Condition leftCondition)

getRightCondition

public Condition getRightCondition()

setRightCondition

public void setRightCondition(Condition rightCondition)

toInnerString

protected java.lang.String toInnerString()

Description copied from class: Condition

All instances of this produces a parseable string output

Specified by:

toInnerString in class Condition