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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: BoundSheet.java,v $
* $Revision: 1.4 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
package org.openoffice.xmerge.converter.xml.sxc.pexcel.records;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.io.OutputStream;
import java.io.InputStream;
import org.openoffice.xmerge.util.Debug;
import org.openoffice.xmerge.converter.xml.sxc.pexcel.PocketExcelConstants;
/**
* Represents a BoundSheet Record which describes the name of a worksheet
*/
public class BoundSheet implements BIFFRecord {
private byte reserved;
private byte cch;
private byte[] sheetName;
/**
* Constructs a pocket Excel Document assigns it the document name passed in
*
* @param name name of the worksheet represented
*/
public BoundSheet(String name) throws IOException {
setSheetName(name);
reserved = 0;
}
/**
* Constructs a pocket Excel Document from the
* <code>InputStream</code> and assigns it the document name passed in
*
* @param is InputStream containing a Pocket Excel Data file.
*/
public BoundSheet(InputStream is) throws IOException {
read(is);
}
/**
* Sets the worksheet name. The sheetname length must be doubled as the
* String is stored in unicode format.
*
* @param sheetname worksheet name
*/
void setSheetName(String sheetName) throws IOException {
this.cch = (byte) sheetName.length();
this.sheetName = new byte[cch*2];
this.sheetName = sheetName.getBytes("UTF-16LE");
}
public String getSheetName() {
String name;
try {
name = new String(sheetName, "UTF-16LE");
} catch (UnsupportedEncodingException e){
name = "unknown";
}
return name;
}
/**
* Get the hex code for this particular <code>BIFFRecord</code>
*
* @return the hex code for <code>BoundSheet</code>
*/
public short getBiffType() {
return PocketExcelConstants.BOUND_SHEET;
}
/**
* Write this particular <code>BIFFRecord</code> to the <code>OutputStream</code>
*
* @param ouput the <code>OutputStream</code>
*/
public void write(OutputStream output) throws IOException {
output.write(getBiffType());
output.write(reserved);
output.write(cch);
output.write(sheetName);
Debug.log(Debug.TRACE,"Writing BoundSheet record");
}
/**
* Reads a BoundSheet from the <code>InputStream</code> The byte array
* must be twice the size of the String as it uses unicode.
*
* @param is InputStream containing the record data
*/
public int read(InputStream input) throws IOException {
reserved = (byte) input.read();
cch = (byte) input.read();
int numOfBytesRead = 2;
int strLen = cch*2;
sheetName = new byte[strLen];
numOfBytesRead += input.read(sheetName, 0, strLen);
Debug.log(Debug.TRACE,"\tReserved : "+ reserved +
" cch : " + cch +
" sheetName : " + new String(sheetName,"UTF-16LE"));
return numOfBytesRead;
}
}
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