er.neo4jadaptor.query.neo4j_eval.evaluators

Class Negate<T extends org.neo4j.graphdb.PropertyContainer>

java.lang.Object

er.neo4jadaptor.query.neo4j_eval.evaluators.Negate<T>

Type Parameters:

T -

All Implemented Interfaces:

Evaluator<T>, HasCost

public final class Negate<T extends org.neo4j.graphdb.PropertyContainer>
extends Object
implements Evaluator<T>

Positively evaluates only candidates that do NOT match some other evaluator, making it logical negation.

Author:

Jedrzej Sobanski

Constructor Summary

Constructors

Constructor and Description
Negate(Evaluator<T> wrapped)

Method Summary

Modifier and Type	Method and Description
boolean	evaluate(T candidate) Perform object evaluation.
Cost	getCost()

Methods inherited from class java.lang.Object

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

Constructor Detail

Negate

public Negate(Evaluator<T> wrapped)

Method Detail

evaluate

public boolean evaluate(T candidate)

Description copied from interface: Evaluator

Perform object evaluation.

Specified by:

evaluate in interface Evaluator<T extends org.neo4j.graphdb.PropertyContainer>

Parameters:

candidate - object to be evaluated

Returns:

true if t matches criteria

getCost

public Cost getCost()

Specified by:

getCost in interface HasCost