JXL 读取 Excel

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> import  java.io.File;
import  java.io.FileInputStream;
import  java.io.FileNotFoundException;
import  java.io.IOException;
import  java.io.InputStream;
import  java.util.HashMap;

import  jxl.Cell;
import  jxl.Sheet;
import  jxl.Workbook;
import  jxl.read.biff.BiffException;

import  org.apache.struts.upload.FormFile;

/**
 *  @author  Hay Vanpull
 * 
  */
public   class  JXLTOOL
{
     private  Workbook                workbook    =   null ;  //  工作部对象
                                                       
     private  HashMap < String, String >  mapData     =   null ;  //  data数据
                                                       
     private  Sheet                   sheet       =   null ;  //  工作表
                                                       
     public   int                       totalRows   =   0 ;    //  总行数
                                                       
     public   int                       totalCells  =   0 ;    //  总列数
                                                       
     /**
     * 以一个InputStream为参数的构造器
     * 
     *  @param  inputStream
     *  @throws  IOException
     *  @throws  BiffException
      */
     public  JXLTOOL(InputStream inputStream)  throws  BiffException, IOException
    {
         this .workbook  =  Workbook.getWorkbook(inputStream);
         this .sheet  =   this .workbook.getSheet( 0 );
         this .getRows();
         this .getCells();
    }
    
     /**
     * 以一个Struts FormFile为参数的构造器
     * 
     *  @param  file
     *  @throws  IOException
     *  @throws  FileNotFoundException
     *  @throws  BiffException
      */
     public  JXLTOOL(FormFile file)  throws  FileNotFoundException, IOException,
            BiffException
    {
         this (file.getInputStream());
    }
    
     /**
     * 以一个File为参数的构造器
     * 
     *  @param  file
     *  @throws  IOException
     *  @throws  BiffException
      */
     public  JXLTOOL(File file)  throws  BiffException, IOException
    {
         this ( new  FileInputStream(file));
    }
    
     /**
     * 以一个文件路径path的构造器
     * 
     *  @param  filePath
     *  @throws  IOException
     *  @throws  BiffException
      */
     public  JXLTOOL(String filePath)  throws  BiffException, IOException
    {
        
         this ( new  File(filePath));
    }
    
     /**
     * 把所有数据放到一个map中去,key为行号加列号
     * 
     *  @return
      */
     public  HashMap < String, String >  getExcelDate()
    {
        mapData  =   new  HashMap < String, String > ();
         for  ( int  i  =   0 ; i  <   this .totalRows; i ++ )
        {
             for  ( int  j  =   0 ; j  <   this .totalCells; j ++ )
            {
                 this .mapData.put(i  +   ""   +  j,  this .getData(j, i));
            }
        }
         return   this .mapData;
    }
    
     /**
     * 得到总行数
      */
     private   void  getRows()
    {
         this .totalRows  =  sheet.getRows();
    }
    
     /**
     * 得到总列数
      */
     private   void  getCells()
    {
         this .totalCells  =   this .sheet.getColumns();
    }
    
     /**
     * 得到数据
     * 
     *  @param  cell
     *  @param  row
     *  @return
      */
     private  String getData( int  cell,  int  row)
    {
        Cell rs  =   this .sheet.getCell(cell, row);
         return  rs.getContents();
    }
}