1 /* ==================================================================== 2 * The Apache Software License, Version 1.1 3 * 4 * Copyright (c) 2002 The Apache Software Foundation. All rights 5 * reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in 16 * the documentation and/or other materials provided with the 17 * distribution. 18 * 19 * 3. The end-user documentation included with the redistribution, 20 * if any, must include the following acknowledgment: 21 * "This product includes software developed by the 22 * Apache Software Foundation (http://www.apache.org/)." 23 * Alternately, this acknowledgment may appear in the software itself, 24 * if and wherever such third-party acknowledgments normally appear. 25 * 26 * 4. The names "Apache" and "Apache Software Foundation" and 27 * "Apache POI" must not be used to endorse or promote products 28 * derived from this software without prior written permission. For 29 * written permission, please contact apache@apache.org. 30 * 31 * 5. Products derived from this software may not be called "Apache", 32 * "Apache POI", nor may "Apache" appear in their name, without 33 * prior written permission of the Apache Software Foundation. 34 * 35 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 36 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 37 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 38 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 41 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 42 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 43 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 44 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 45 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 46 * SUCH DAMAGE. 47 * ==================================================================== 48 * 49 * This software consists of voluntary contributions made by many 50 * individuals on behalf of the Apache Software Foundation. For more 51 * information on the Apache Software Foundation, please see 52 * <http://www.apache.org/>. 53 */ 54 55 package org.apache.poi.hssf.record; 56 57 import org.apache.poi.util.LittleEndian; 58 import org.apache.poi.util.LittleEndianConsts; 59 60 /** 61 * Write out an SST header record. 62 * 63 * @author Glen Stampoultzis (glens at apache.org) 64 */ 65 class SSTRecordHeader 66 { 67 int numStrings; 68 int numUniqueStrings; 69 70 public SSTRecordHeader( int numStrings, int numUniqueStrings ) 71 { 72 this.numStrings = numStrings; 73 this.numUniqueStrings = numUniqueStrings; 74 } 75 76 /** 77 * Writes out the SST record. This consists of the sid, the record size, the number of 78 * strings and the number of unique strings. 79 * 80 * @param data The data buffer to write the header to. 81 * @param bufferIndex The index into the data buffer where the header should be written. 82 * @param recSize The number of records written. 83 * 84 * @return The bufer of bytes modified. 85 */ 86 public int writeSSTHeader( byte[] data, int bufferIndex, int recSize ) 87 { 88 int offset = bufferIndex; 89 90 LittleEndian.putShort( data, offset, SSTRecord.sid ); 91 offset += LittleEndianConsts.SHORT_SIZE; 92 LittleEndian.putShort( data, offset, (short) ( recSize ) ); 93 offset += LittleEndianConsts.SHORT_SIZE; 94 // LittleEndian.putInt( data, offset, getNumStrings() ); 95 LittleEndian.putInt( data, offset, numStrings ); 96 offset += LittleEndianConsts.INT_SIZE; 97 // LittleEndian.putInt( data, offset, getNumUniqueStrings() ); 98 LittleEndian.putInt( data, offset, numUniqueStrings ); 99 offset += LittleEndianConsts.INT_SIZE; 100 return offset - bufferIndex; 101 } 102 103 }