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Java > Open Source Codes > org > apache > poi > hssf > record > formula > UnknownPtg


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 package org.apache.poi.hssf.record.formula;
17
18 import org.apache.poi.hssf.model.Workbook;
19
20 /**
21  *
22  * @author andy
23  * @author Jason Height (jheight at chariot dot net dot au)
24  */
25
26 public class UnknownPtg
27     extends Ptg
28 {
29     private short size;
30
31     /** Creates new UnknownPtg */
32
33     public UnknownPtg()
34     {
35     }
36
37     public UnknownPtg(byte [] data, int offset)
38     {
39
40         // doesn't need anything
41 }
42
43     public void writeBytes(byte [] array, int offset)
44     {
45     }
46
47     public int getSize()
48     {
49         return size;
50     }
51
52     public String JavaDoc toFormulaString(Workbook book)
53     {
54         return "UNKNOWN";
55     }
56     public byte getDefaultOperandClass() {return Ptg.CLASS_VALUE;}
57
58     public Object JavaDoc clone() {
59       return new UnknownPtg();
60     }
61
62     
63 }
64
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