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JExcelApi is a java library which provides the ability to read, write, and modify Microsoft Excel spreadsheets.
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/*********************************************************************
*
* Copyright (C) 2002 Andrew Khan
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
***************************************************************************/
package jxl.write.biff;
import jxl.biff.IntegerHelper;
import jxl.biff.StringHelper;
import jxl.biff.Type;
import jxl.biff.WritableRecordData;
/**
* Record which specifies a print header for a work sheet
*/
class HeaderRecord extends WritableRecordData
{
/**
* The binary data
*/
private byte[] data;
/**
* The print header string
*/
private String header;
/**
* Constructor
*
* @param s the header string
*/
public HeaderRecord(String h)
{
super(Type.HEADER);
header = h;
}
/**
* Consructor invoked when copying a sheets
*
* @param hr the read header record
*/
public HeaderRecord(HeaderRecord hr)
{
super(Type.HEADER);
header = hr.header;
}
/**
* Gets the binary data for output to file
*
* @return the binary data
*/
public byte[] getData()
{
if (header == null || header.length() == 0)
{
data = new byte[0];
return data;
}
data = new byte[header.length() * 2 + 3];
IntegerHelper.getTwoBytes(header.length(), data, 0);
data[2] = (byte) 0x1;
StringHelper.getUnicodeBytes(header, data, 3);
return data;
}
}