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.CellFeatures;
import jxl.CellReferenceHelper;
import jxl.Sheet;
import jxl.Workbook;

public class Features {
  public Features(Workbook w, OutputStream out, String encoding) 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);
        bw.write(s.getName());
        bw.newLine();
        Cell[] row = null;
        Cell c = null;
        for (int i = 0; i < s.getRows(); i++) {
          row = s.getRow(i);
          for (int j = 0; j < row.length; j++) {
            c = row[j];
            if (c.getCellFeatures() != null) {
              CellFeatures features = c.getCellFeatures();
              StringBuffer sb = new StringBuffer();
              CellReferenceHelper.getCellReference(c.getColumn(), c.getRow(), sb);
              bw.write("Cell " + sb.toString() + " contents:  " + c.getContents());
              bw.flush();
              bw.write(" comment: " + features.getComment());
              bw.flush();
              bw.newLine();
            } 
          } 
        } 
      } 
      bw.flush();
      bw.close();
    } catch (UnsupportedEncodingException e) {
      System.err.println(e.toString());
    } 
  }
}