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java excel

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package com.briup.common.util;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.util.Date;
import jxl.Cell;
import jxl.CellType;
import jxl.DateCell;
import jxl.LabelCell;
import jxl.NumberCell;
import jxl.Sheet;
import jxl.Workbook;
import jxl.format.UnderlineStyle;
import jxl.write.WritableFont;
public class Excel {
  private jxl.write.WritableWorkbook WorkBuk=null ;
  private jxl.write.WritableSheet ws=null;
  private FileOutputStream fos = null;
  private InputStream is = null;
  private jxl.Workbook rwb = null;
  private jxl.write.WritableFont wfc = new jxl.write.WritableFont(WritableFont.ARIAL,10, WritableFont.NO_BOLD, false,UnderlineStyle.NO_UNDERLINE, jxl.format.Colour.BLACK);
  private jxl.write.WritableCellFormat wcfFC= null;
  /**
   * ÔÚÖ¸¶¨Â·¾¶ÏÂн¨Ò»¸öExcelÎļþ¡£
   * @parma String FileName ÎļþÃû³Æ+Îļþ·¾¶£¨Îļþ¾ø¶Ô·¾¶ È磺D:\\sheet1.xls£©
   * @return boolean
  */
 public boolean createExcel(String FileName) throws Exception {
   boolean Rtn = false;
   try {
     fos = new FileOutputStream(FileName);
     WorkBuk = Workbook.createWorkbook(fos);
     Rtn = true;
   }
   catch (Exception e) {
     Debug.printDug("Excel.createExcel is error,this is errormessage="+e.getMessage());
     Rtn = false;
   }
   finally {
     try {
     }
     catch (Exception e) {
     }
   }
   return Rtn;
 }
  /**
   * ÉèÖõ±Ç°sheet¹¤×÷±¡µÄÃû³Æ¼°sheetºÅ
   * @parma int SheetIdx(sheetºÅ) String SheetName(¹¤×÷±¡µÄÃû³Æ)
   * @return boolean
  */
 pub


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