/*********************************************************************
*
* 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.demo;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import jxl.Cell;
import jxl.Sheet;
import jxl.Workbook;
/**
* Simple demo class which uses the api to present the contents
* of an excel 97 spreadsheet as comma separated values, using a workbook
* and output stream of your choice
*/
public class CSV
{
/**
* Constructor
*
* @param w The workbook to interrogate
* @param out The output stream to which the CSV values are written
* @param encoding The encoding used by the output stream. Null or
* unrecognized values cause the encoding to default to UTF8
* @param hide Suppresses hidden cells
* @exception java.io.IOException
*/
public CSV(Workbook w, OutputStream out, String encoding, boolean hide)
throws IOException
{
if (encoding == null || !encoding.equals("UnicodeBig"))
{
encoding = "UTF8";
}
try
{
OutputStreamWriter osw = new OutputStreamWriter(out, encoding);
BufferedWriter bw = new BufferedWriter(osw);
for (int sheet = 0; sheet < w.getNumberOfSheets(); sheet++)
{
Sheet s = w.getSheet(sheet);
if (!(hide && s.getSettings().isHidden()))
{
bw.write("*** " + s.getName() + " ****");
bw.newLine();
Cell[] row = null;
for (int i = 0 ; i < s.getRows() ; i++)
{
row = s.getRow(i);
if (row.length > 0)
{
if (!(hide && row[0].isHidden()))
{
bw.write(row[0].getContents());
// Java 1.4 code to handle embedded commas
// bw.write("\"" + row[0].getContents().replaceAll("\"","\"\"") + "\"");
}
for (int j = 1; j < row.length; j++)
{
bw.write(',');
if (!(hide && row[j].isHidden()))
{
bw.write(row[j].getContents());
// Java 1.4 code to handle embedded quotes
// bw.write("\"" + row[j].getContents().replaceAll("\"","\"\"") + "\"");
}
}
}
bw.newLine();
}
}
}
bw.flush();
bw.close();
}
catch (UnsupportedEncodingException e)
{
System.err.println(e.toString());
}
}
}
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