prefuse.data.expression
Class NotPredicate

java.lang.Object
  prefuse.data.expression.AbstractExpression
      prefuse.data.expression.AbstractPredicate
          prefuse.data.expression.NotPredicate

All Implemented Interfaces:

java.util.EventListener, ExpressionListener, Expression, Predicate

public class NotPredicate
extends AbstractPredicate

Predicate representing the negation of another predicate.

Author:

jeffrey heer

Constructor Summary

NotPredicate(Predicate p)
Create a new NotPredicate.

Method Summary

protected void	addChildListeners() Add child listeners to catch and propagate sub-expression updates.
boolean	getBoolean(Tuple t) By default, throws an UnsupportedOperationException.
Predicate	getPredicate() Get the negated predicate.
protected void	removeChildListeners() Remove child listeners for sub-expression updates.
java.lang.String	toString()
void	visit(ExpressionVisitor v) Passes the visitor through this expression and any sub expressions

Methods inherited from class prefuse.data.expression.AbstractPredicate

get, getType

Methods inherited from class prefuse.data.expression.AbstractExpression

addExpressionListener, expressionChanged, fireExpressionChange, getDouble, getFloat, getInt, getLong, hasListeners, removeExpressionListener

Methods inherited from class java.lang.Object

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

Methods inherited from interface prefuse.data.expression.Expression

addExpressionListener, getDouble, getFloat, getInt, getLong, removeExpressionListener

Constructor Detail

NotPredicate

public NotPredicate(Predicate p)

Create a new NotPredicate.

Parameters:

p - the predicate to negate

Method Detail

getPredicate

public Predicate getPredicate()

Get the negated predicate.

Returns:

the negated predicate

getBoolean

public boolean getBoolean(Tuple t)

Description copied from class: AbstractExpression

By default, throws an UnsupportedOperationException.

Specified by:

getBoolean in interface Expression

Overrides:

getBoolean in class AbstractExpression

Parameters:

t - the input Tuple

Returns:

the Expression return value, as a boolean

See Also:

Expression.getBoolean(prefuse.data.Tuple)

visit

public void visit(ExpressionVisitor v)

Description copied from interface: Expression

Passes the visitor through this expression and any sub expressions

Specified by:

visit in interface Expression

Overrides:

visit in class AbstractExpression

Parameters:

v - the ExpressionVisitor

See Also:

Expression.visit(prefuse.data.expression.ExpressionVisitor)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

See Also:

Object.toString()

addChildListeners

protected void addChildListeners()

Description copied from class: AbstractExpression

Add child listeners to catch and propagate sub-expression updates.

Overrides:

addChildListeners in class AbstractExpression

See Also:

AbstractExpression.addChildListeners()

removeChildListeners

protected void removeChildListeners()

Description copied from class: AbstractExpression

Remove child listeners for sub-expression updates.

Overrides:

removeChildListeners in class AbstractExpression

See Also:

AbstractExpression.removeChildListeners()