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;
19:
20: import org.apache.poi.util.LittleEndian;
21:
22: /**
23: * Title: Double Stream Flag Record<P>
24: * Description: tells if this is a double stream file. (always no for HSSF generated files)<P>
25: * Double Stream files contain both BIFF8 and BIFF7 workbooks.<P>
26: * REFERENCE: PG 305 Microsoft Excel 97 Developer's Kit (ISBN: 1-57231-498-2)<P>
27: * @author Andrew C. Oliver (acoliver at apache dot org)
28: * @version 2.0-pre
29: */
30:
31: public class DSFRecord extends Record {
32: public final static short sid = 0x161;
33: private short field_1_dsf;
34:
35: public DSFRecord() {
36: }
37:
38: /**
39: * Constructs a DBCellRecord and sets its fields appropriately.
40: * @param in the RecordInputstream to read the record from
41: */
42:
43: public DSFRecord(RecordInputStream in) {
44: super (in);
45: }
46:
47: protected void validateSid(short id) {
48: if (id != sid) {
49: throw new RecordFormatException("NOT A DSF RECORD");
50: }
51: }
52:
53: protected void fillFields(RecordInputStream in) {
54: field_1_dsf = in.readShort();
55: }
56:
57: /**
58: * set the DSF flag
59: * @param dsfflag (0-off,1-on)
60: */
61:
62: public void setDsf(short dsfflag) {
63: field_1_dsf = dsfflag;
64: }
65:
66: /**
67: * get the DSF flag
68: * @return dsfflag (0-off,1-on)
69: */
70:
71: public short getDsf() {
72: return field_1_dsf;
73: }
74:
75: public String toString() {
76: StringBuffer buffer = new StringBuffer();
77:
78: buffer.append("[DSF]\n");
79: buffer.append(" .isDSF = ").append(
80: Integer.toHexString(getDsf())).append("\n");
81: buffer.append("[/DSF]\n");
82: return buffer.toString();
83: }
84:
85: public int serialize(int offset, byte[] data) {
86: LittleEndian.putShort(data, 0 + offset, sid);
87: LittleEndian.putShort(data, 2 + offset, ((short) 0x02)); // 2 bytes (6 total)
88: LittleEndian.putShort(data, 4 + offset, getDsf());
89: return getRecordSize();
90: }
91:
92: public int getRecordSize() {
93: return 6;
94: }
95:
96: public short getSid() {
97: return sid;
98: }
99: }
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