PowerPtg


1   /* ====================================================================
2      Copyright 2003-2004   Apache Software Foundation
3   
4      Licensed under the Apache License, Version 2.0 (the "License");
5      you may not use this file except in compliance with the License.
6      You may obtain a copy of the License at
7   
8          http://www.apache.org/licenses/LICENSE-2.0
9   
10     Unless required by applicable law or agreed to in writing, software
11     distributed under the License is distributed on an "AS IS" BASIS,
12     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13     See the License for the specific language governing permissions and
14     limitations under the License.
15  ==================================================================== */
16  
17  package org.apache.poi.hssf.record.formula;
18  
19  import java.util.List  ;
20  
21  import org.apache.poi.hssf.model.Workbook;
22  
23  /**
24   *
25   * @author  andy
26   * @author Jason Height (jheight at chariot dot net dot au)
27   */
28  
29  public class PowerPtg
30      extends OperationPtg
31  {
32      public final static int  SIZE = 1;
33      public final static byte sid  = 0x07;
34  
35      /** Creates new AddPtg */
36  
37     public PowerPtg()
38      {
39      }
40  
41      public PowerPtg(byte [] data, int offset)
42      {
43  
44          // doesn't need anything
45      }
46  
47      public void writeBytes(byte [] array, int offset)
48      {
49          array[ offset + 0 ] = sid;
50      }
51  
52      public int getSize()
53      {
54          return SIZE;
55      }
56  
57      public int getType()
58      {
59          return TYPE_BINARY;
60      }
61  
62      public int getNumberOfOperands()
63      {
64          return 2;
65      }
66  
67      public String   toFormulaString(Workbook book)
68      {
69          return "^";
70      }
71   
72      public String   toFormulaString(String  [] operands) {
73           StringBuffer   buffer = new StringBuffer  ();
74  
75          
76          buffer.append(operands[ 0 ]);
77          buffer.append(toFormulaString((Workbook)null));
78          buffer.append(operands[ 1 ]);
79          return buffer.toString();
80      }       
81  
82      public Object   clone() {
83        return new PowerPtg();
84      }
85  
86  }
87
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