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Home » openjdk-7 » net.nosica » compiler » parser » node » typedeclaration » expression » [javadoc | source]
    1   /*
    2   $Id: PowerExpressionImpl.java,v 1.7 2001/11/30 15:17:27 djobet Exp $
    3   Copyright 2001 David Jobet (david.jobet@free.fr) and Eric Nicolas (enicolas@dvdfr.com)
    4   This file is part of Nosica, a compiler for the Nosica language
    5   
    6       Nosica is free software; you can redistribute it and/or modify
    7       it under the terms of the GNU General Public License as published by
    8       the Free Software Foundation; either version 2 of the License, or
    9       (at your option) any later version.
   10   
   11       Nosica is distributed in the hope that it will be useful,
   12       but WITHOUT ANY WARRANTY; without even the implied warranty of
   13       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   14       GNU General Public License for more details.
   15   
   16       You should have received a copy of the GNU General Public License
   17       along with Nosica; if not, write to the Free Software
   18       Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   19   */
   20   
   21   package net.nosica.compiler.parser.node.typedeclaration.expression;
   22   
   23   import net.nosica.compiler.framework.Visitor;
   24   import net.nosica.compiler.parser.node.AbstractNode;
   25   import net.nosica.compiler.parser.node.NodeVisitor;
   26   import net.nosica.compiler.parser.node.Node;
   27   import net.nosica.compiler.parser.node.util.operator.Operator;
   28   
   29   public class PowerExpressionImpl extends AbstractNode implements PowerExpression
   30   {
   31     private UnaryExpression lhs;
   32     private UnaryExpression rhs = null;
   33     private Operator op;
   34   
   35     public PowerExpressionImpl(UnaryExpression lhs, UnaryExpression rhs, Operator op)
   36     {
   37       super();
   38       this.lhs = lhs;
   39       this.rhs = rhs;
   40       this.op  = op;
   41     }
   42   
   43     public Operator getOperator()
   44     {
   45       return op;
   46     }
   47   
   48     public Node getLeft()
   49     {
   50       return lhs;
   51     }
   52   
   53     public boolean hasRight()
   54     {
   55       return rhs != null;
   56     }
   57   
   58     public Node getRight()
   59     {
   60       return rhs;
   61     }
   62   
   63     public void accept(Visitor visitor)
   64     {
   65       ((NodeVisitor)visitor).visit(this, true);
   66     }
   67   
   68     public void browse(Visitor visitor)
   69     {
   70       accept(visitor);
   71   
   72       lhs.browse(visitor);
   73       if (rhs != null) rhs.browse(visitor);
   74       ((NodeVisitor)visitor).visit(this, false);
   75     }
   76   
   77   
   78   }

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