Package ru.ewc.decita.conditions

Class NotCondition

java.lang.Object

ru.ewc.decita.conditions.UnaryCondition

ru.ewc.decita.conditions.NotCondition

All Implemented Interfaces:

Condition

public final class NotCondition
extends UnaryCondition

I represent a negation, i.e. a Condition that is satisfied when its base Condition is not.

Since:

0.3

Constructor Summary

Constructors

Constructor	Description
NotCondition(Condition delegate)	Ctor.

Method Summary

Modifier and Type	Method	Description
boolean	evaluate(ComputationContext context)	Evaluates all the parts of the Condition and provides the result of that evaluation.
boolean	isEvaluated()	Checks if all the parts of the Condition are resolved and point to the constant values.
boolean	isSatisfied()	Checks if this Condition resolves to true.

Methods inherited from class ru.ewc.decita.conditions.UnaryCondition

baseCondition

Methods inherited from class java.lang.Object

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

Methods inherited from interface ru.ewc.decita.conditions.Condition

isNotSatisfied

Constructor Details

NotCondition

public NotCondition(Condition delegate)

Ctor.

Parameters:

delegate - The base Condition to compute against.

Method Details

evaluate

public boolean evaluate(ComputationContext context)
                 throws DecitaException

Description copied from interface: Condition

Evaluates all the parts of the Condition and provides the result of that evaluation.

Parameters:

context - The ComputationContext to evaluate Condition in.

Returns:

Whether the Condition stands true.

Throws:

DecitaException - If the evaluation cannot be performed.

isEvaluated

public boolean isEvaluated()

Description copied from interface: Condition

Checks if all the parts of the Condition are resolved and point to the constant values.

Returns:

True, if both parts of the Condition are evaluated.

isSatisfied

public boolean isSatisfied()

Description copied from interface: Condition

Checks if this Condition resolves to true.

Returns:

True, if it does.