org.jboss.dna.graph.query.model
Class Not

java.lang.Object
  org.jboss.dna.graph.query.model.Constraint
      org.jboss.dna.graph.query.model.Not

All Implemented Interfaces:

Serializable, LanguageObject, Visitable

@Immutable
public class Not
extends Constraint

A constraint that negates another constraint.

See Also:

Serialized Form

Constructor Summary

Not(Constraint constraint)
Create a constraint that negates another constraint.

Method Summary

void	accept(Visitor visitor) Accept the supplied visitor, which should call back to the visitor to complete the double-dispatch operation.
boolean	equals(Object obj)
Constraint	getConstraint() The constraint being negated.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Not

public Not(Constraint constraint)

Create a constraint that negates another constraint.

Parameters:

constraint - the constraint that is being negated

Throws:

IllegalArgumentException - if the supplied constraint is null

Method Detail

getConstraint

public final Constraint getConstraint()

The constraint being negated.

Returns:

the constraint; never null

toString

public String toString()

Overrides:

toString in class Object

See Also:

Object.toString()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

See Also:

Object.hashCode()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

See Also:

Object.equals(java.lang.Object)

accept

public void accept(Visitor visitor)

Accept the supplied visitor, which should call back to the visitor to complete the double-dispatch operation.

Parameters:

visitor - the visitor; never null

See Also:

Visitable.accept(org.jboss.dna.graph.query.model.Visitor)