1 2 /* ==================================================================== 3 * The Apache Software License, Version 1.1 4 * 5 * Copyright (c) 2002 The Apache Software Foundation. All rights 6 * reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in 17 * the documentation and/or other materials provided with the 18 * distribution. 19 * 20 * 3. The end-user documentation included with the redistribution, 21 * if any, must include the following acknowledgment: 22 * "This product includes software developed by the 23 * Apache Software Foundation (http://www.apache.org/)." 24 * Alternately, this acknowledgment may appear in the software itself, 25 * if and wherever such third-party acknowledgments normally appear. 26 * 27 * 4. The names "Apache" and "Apache Software Foundation" and 28 * "Apache POI" must not be used to endorse or promote products 29 * derived from this software without prior written permission. For 30 * written permission, please contact apache@apache.org. 31 * 32 * 5. Products derived from this software may not be called "Apache", 33 * "Apache POI", nor may "Apache" appear in their name, without 34 * prior written permission of the Apache Software Foundation. 35 * 36 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 37 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 38 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 39 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 42 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 43 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 44 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 45 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 46 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 47 * SUCH DAMAGE. 48 * ==================================================================== 49 * 50 * This software consists of voluntary contributions made by many 51 * individuals on behalf of the Apache Software Foundation. For more 52 * information on the Apache Software Foundation, please see 53 * <http://www.apache.org/>. 54 */ 55 56 /* 57 * ExtSSTInfoSubRecord.java 58 * 59 * Created on September 8, 2001, 8:37 PM 60 */ 61 package org.apache.poi.hssf.record; 62 63 import org.apache.poi.util.LittleEndian; 64 65 /** 66 * Extended SST table info subrecord<P> 67 * contains the elements of "info" in the SST's array field<P> 68 * WE HAVE VERY LITTLE INFORMATION ON HOW TO IMPLEMENT THIS RECORD! (EXTSSST)<P> 69 * @author Andrew C. Oliver (acoliver at apache dot org) 70 * @version 2.0-pre 71 * @see org.apache.poi.hssf.record.ExtSSTRecord 72 */ 73 74 public class ExtSSTInfoSubRecord 75 extends Record 76 { 77 public final static short sid = 78 0xFFF; // only here for conformance, doesn't really have an sid 79 private int field_1_stream_pos; // stream pointer to the SST record 80 private short field_2_bucket_sst_offset; // don't really understand this yet. 81 private short field_3_zero; // must be 0; 82 83 /** Creates new ExtSSTInfoSubRecord */ 84 85 public ExtSSTInfoSubRecord() 86 { 87 } 88 89 public ExtSSTInfoSubRecord(short id, short size, byte [] data) 90 { 91 super(id, size, data); 92 } 93 94 public ExtSSTInfoSubRecord(short id, short size, byte [] data, int offset) 95 { 96 super(id, size, data, offset); 97 } 98 99 protected void validateSid(short id) 100 { 101 102 // do nothing 103 } 104 105 protected void fillFields(byte [] data, short size, int offset) 106 { 107 field_1_stream_pos = LittleEndian.getInt(data, 0 + offset); 108 field_2_bucket_sst_offset = LittleEndian.getShort(data, 4 + offset); 109 field_3_zero = LittleEndian.getShort(data, 6 + offset); 110 } 111 112 public void setStreamPos(int pos) 113 { 114 field_1_stream_pos = pos; 115 } 116 117 public void setBucketSSTOffset(short offset) 118 { 119 field_2_bucket_sst_offset = offset; 120 } 121 122 public int getStreamPos() 123 { 124 return field_1_stream_pos; 125 } 126 127 public short getBucketSSTOffset() 128 { 129 return field_2_bucket_sst_offset; 130 } 131 132 public String toString() 133 { 134 StringBuffer buffer = new StringBuffer(); 135 136 buffer.append("[EXTSST]\n"); 137 buffer.append(" .streampos = ") 138 .append(Integer.toHexString(getStreamPos())).append("\n"); 139 buffer.append(" .bucketsstoffset= ") 140 .append(Integer.toHexString(getBucketSSTOffset())).append("\n"); 141 buffer.append(" .zero = ") 142 .append(Integer.toHexString(field_3_zero)).append("\n"); 143 buffer.append("[/EXTSST]\n"); 144 return buffer.toString(); 145 } 146 147 public int serialize(int offset, byte [] data) 148 { 149 LittleEndian.putInt(data, 0 + offset, getStreamPos()); 150 LittleEndian.putShort(data, 4 + offset, getBucketSSTOffset()); 151 LittleEndian.putShort(data, 6 + offset, ( short ) 0); 152 return getRecordSize(); 153 } 154 155 public int getRecordSize() 156 { 157 return 8; 158 } 159 160 public short getSid() 161 { 162 return this.sid; 163 } 164 } 165