01: /* ====================================================================
02: Licensed to the Apache Software Foundation (ASF) under one or more
03: contributor license agreements. See the NOTICE file distributed with
04: this work for additional information regarding copyright ownership.
05: The ASF licenses this file to You under the Apache License, Version 2.0
06: (the "License"); you may not use this file except in compliance with
07: the License. You may obtain a copy of the License at
08:
09: http://www.apache.org/licenses/LICENSE-2.0
10:
11: Unless required by applicable law or agreed to in writing, software
12: distributed under the License is distributed on an "AS IS" BASIS,
13: WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: See the License for the specific language governing permissions and
15: limitations under the License.
16: ==================================================================== */
17:
18: package org.apache.poi.hssf.record.formula;
19:
20: import org.apache.poi.hssf.model.Workbook;
21: import org.apache.poi.hssf.record.RecordInputStream;
22:
23: /**
24: *
25: * @author andy
26: * @author Jason Height (jheight at chariot dot net dot au)
27: */
28:
29: public class ConcatPtg extends OperationPtg {
30: public final static int SIZE = 1;
31: public final static byte sid = 0x08;
32:
33: private final static String CONCAT = "&";
34:
35: public ConcatPtg(RecordInputStream in) {
36:
37: // doesn't need anything
38: }
39:
40: public ConcatPtg() {
41:
42: }
43:
44: public void writeBytes(byte[] array, int offset) {
45: array[offset + 0] = sid;
46: }
47:
48: public int getSize() {
49: return SIZE;
50: }
51:
52: public int getType() {
53: return TYPE_BINARY;
54: }
55:
56: public int getNumberOfOperands() {
57: return 2;
58: }
59:
60: public String toFormulaString(Workbook book) {
61: return CONCAT;
62: }
63:
64: public String toFormulaString(String[] operands) {
65: StringBuffer buffer = new StringBuffer();
66:
67: buffer.append(operands[0]);
68: buffer.append(CONCAT);
69: buffer.append(operands[1]);
70: return buffer.toString();
71: }
72:
73: public Object clone() {
74: return new ConcatPtg();
75: }
76:
77: }
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