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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.spreadsheet.formula;
22  
23  import org.millscript.office.excel.alerts.BIFFAlert;
24  
25  /**
26   * 
27   */
28  public enum Error {
29  
30      NULL( "#NULL!" ),
31      DIV_BY_ZERO( "#DIV/0!" ),
32      VALUE( "#VALUE!" ),
33      REF( "#REF!" ),
34      NAME( "#NAME?" ),
35      NUM( "#NUM!" ),
36      N_A( "#N/A!" );
37  
38      private final String displayName;
39  
40      private Error( final String disp ) {
41          this.displayName = disp;
42      }
43  
44      public static Error getError( final int code ) {
45          switch ( code ) {
46              case 0x00:
47                  return NULL;
48              case 0x07:
49                  return DIV_BY_ZERO;
50              case 0x0F:
51                  return VALUE;
52              case 0x17:
53                  return REF;
54              case 0x1D:
55                  return NAME;
56              case 0x24:
57                  return NUM;
58              case 0x2A:
59                  return N_A;
60              default:
61                  throw new BIFFAlert(
62                      "Unknown error code for error token"
63                  ).culprit( "error code", code ).mishap();
64          }
65      }
66  
67      /**
68       * @see java.lang.Enum#toString()
69       */
70      @Override
71      public String toString() {
72          return this.displayName;
73      }
74  
75  }