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1   ////////////////////////////////////////////////////////////////////////////////
2   // MillScript-Excel: an Open Spice interpreter and batch website creation tool
3   // Copyright (C) 2006 Open World Ltd, Kevin Rogers
4   //
5   // This file is part of MillScript-Excel.
6   //
7   // MillScript-Excel is free software; you can redistribute it and/or modify it under
8   // the terms of the GNU General Public License as published by the Free
9   // Software Foundation; either version 2 of the License, or (at your option)
10  // any later version.
11  //
12  // MillScript-Excel is distributed in the hope that it will be useful, but WITHOUT
13  // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
15  // more details.
16  //
17  // You should have received a copy of the GNU General Public License along with
18  // MillScript-Excel; if not, write to the Free Software Foundation, Inc., 59 Temple
19  // Place, Suite 330, Boston, MA  02111-1307  USA
20  ////////////////////////////////////////////////////////////////////////////////
21  package org.millscript.office.excel.records.formula;
22  
23  import org.millscript.millscript.expr.Expr;
24  import org.millscript.office.excel.FormulaTokenSyntax;
25  import org.millscript.office.excel.FormulaTokenizer;
26  
27  /**
28   * 
29   */
30  public abstract class AbstractBinaryTokenSyntax extends FormulaTokenSyntax {
31  
32      public abstract Expr< ? > newBinaryToken( final Expr< ? > lhs, final Expr< ? > rhs );
33  
34      /**
35       * @see org.millscript.office.excel.FormulaTokenSyntax#newToken(org.millscript.office.excel.FormulaTokenizer)
36       */
37      @Override
38      public final void newToken( final FormulaTokenizer tokenizer ) {
39          // Stack is first in last out, so the right hand side argument is the
40          // first off the stack
41          final Expr< ? > rhs = tokenizer.popExpr();
42          // Handle the binary token
43          tokenizer.pushExpr(
44              this.newBinaryToken( tokenizer.popExpr(), rhs )
45          );
46      }
47  
48  }