/***************************************************************************
* Copyright (C) by Fabrizio Montesi *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Library General Public License as *
* published by the Free Software Foundation; either version 2 of the *
* License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
* For details about the authors of this software, see the AUTHORS file. *
***************************************************************************/
package jolie.runtime.expression;
import jolie.process.TransformationReason;
import jolie.runtime.Value;
public class NotExpression implements Expression
{
private final Expression expression;
public NotExpression( Expression expression )
{
this.expression = expression;
}
public Expression cloneExpression( TransformationReason reason )
{
return new NotExpression( expression.cloneExpression( reason ) );
}
public Value evaluate()
{
return Value.create( !( expression.evaluate().boolValue() ) );
}
}