java读取excel文件的两种方法

package com.ij34.util;import java.io.File; import java.io.IOException; import jxl.Cell; import jxl.Sheet; import jxl.Workbook; import jxl.read.biff.BiffException;  public class Test05 { public static void main(String args[]){  File f=new File("table01.xls");  try {   Workbook book=Workbook.getWorkbook(f);//   Sheet sheet=book.getSheet(0); //获得第一个工作表对象   for(int i=0;i<sheet.getRows();i++){    for(int j=0;j<sheet.getColumns();j++){     Cell cell=sheet.getCell(j, i); //获得单元格     System.out.print(cell.getContents()+" ");    }    System.out.print("\n");   }  } catch (BiffException e) {   // TODO Auto-generated catch block   e.printStackTrace();  } catch (IOException e) {   // TODO Auto-generated catch block   e.printStackTrace();  } } }