bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/parser/ast/AstRange.java

   1 /*******************************************************************************
   2  *  Copyright (c) 2010 Association for Decentralized Information Management in
   3  *  Industry THTH ry.
   4  *  All rights reserved. This program and the accompanying materials
   5  *  are made available under the terms of the Eclipse Public License v1.0
   6  *  which accompanies this distribution, and is available at
   7  *  http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  *  Contributors:
  10  *      VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.spreadsheet.solver.formula.parser.ast;
  13
  14 import org.simantics.spreadsheet.solver.formula.PrintVisitor;
  15
  16 public class AstRange implements AstValue {
  17
  18         private static final long serialVersionUID = -2612788686679843356L;
  19
  20         public static final AstRange REF = new AstRange("#REF!");
  21
  22         public String sheetName;
  23         public String first;
  24         public String second;
  25
  26         public AstRange(String sheetName, String first, String second) {
  27                 this.sheetName = sheetName;
  28                 this.first = first;
  29                 this.second = second;
  30         }
  31
  32         public AstRange(String token) {
  33                 String[] parts = token.split(":");
  34                 if(parts.length == 2) {
  35                         this.first = parts[0];
  36                         this.second = parts[1];
  37                 } else {
  38                         this.first = token;
  39                 }
  40         }
  41
  42         @Override
  43         public <T> T accept(AstValueVisitor<T> v) {
  44                 return v.visit(this);
  45         }
  46
  47         public boolean isCell() {
  48                 return second == null;
  49         }
  50
  51         public boolean isRef() {
  52                 return second==null && "#REF!".equals(first);
  53         }
  54
  55         public AstRange inSheet(String sheetName) {
  56                 AstRange range = new AstRange(sheetName, first, second);
  57                 return range;
  58         }
  59
  60         @Override
  61         public String toString() {
  62                 return accept(new PrintVisitor());
  63         }
  64
  65 }