java取读excel的特定单元格的值

package com.excel.action;

import java.io.File;     

import java.io.FileInputStream;   

import java.io.InputStream;   

import jxl.Cell;   

import jxl.CellType;

import jxl.LabelCell;

import jxl.Sheet;   

import jxl.Workbook;   

import jxl.write.Label;

public class ExcelOperater    

 

{   

    public static void main(String[] args)    

 

    {   

        jxl.Workbook readwb = null;   

 

        try    

 

        {   

 

            //构建Workbook对象, 只读Workbook对象   

 

            //直接从本地文件创建Workbook   

 

            InputStream instream = new FileInputStream("F:/tomcat7/webapps/Excel/upload/1.xls");   

 

            readwb = Workbook.getWorkbook(instream);   

 

            //Sheet的下标是从0开始   

 

            //获取第一张Sheet表   

 

            Sheet readsheet = readwb.getSheet(0);  

            

            //获得第一行第一列单元的值  

            

            Cell c00 = readsheet.getCell(2,2);  

            

            //通用的获取cell值的方式,返回字符串  

             

            String strc00 = c00.getContents();

            

            System.out.println("-----------------");

            

            System.out.println(c00.getContents());

            

            System.out.println("------------------");

            

            //获得cell具体类型值的方式  

            

            if(c00.getType() == CellType.LABEL)  

 

            {  

 

                LabelCell labelc00 = (LabelCell)c00;  

 

                strc00 = labelc00.getString();  

 

            }  

 

            //获取Sheet表中所包含的总列数   

            

            int rsColumns = readsheet.getColumns();   

 

            //获取Sheet表中所包含的总行数   

 

            int rsRows = readsheet.getRows();   

 

            //获取指定单元格的对象引用   

 

            for (int i = 0; i < rsRows; i++)   

 

            {   

 

                for (int j = 0; j < rsColumns; j++)   

 

                {   

 

                    Cell cell = readsheet.getCell(j, i);   

    

                    System.out.print(cell.getContents() + " ");   

 

               }   

 

                System.out.println();   

 

            }   

 

            

            

 

            //利用已经创建的Excel工作薄,创建新的可写入的Excel工作薄   

 

            jxl.write.WritableWorkbook wwb = Workbook.createWorkbook(new File(   

 

                    "F:/tomcat7/webapps/
4000
Excel/upload/11.xls"), readwb);   

 

            //读取第一张工作表   

 

            jxl.write.WritableSheet ws = wwb.createSheet("第一页", 0);

 

            //获得第一个单元格对象   

            

            Label label = new Label(0,0,c00.getContents());

            

            System.out.println("label value:" + label.getContents());

 

            ws.addCell(label);

 

            //写入Excel对象   

 

            wwb.write();   

 

            wwb.close();   

 

        } catch (Exception e) {   

 

            e.printStackTrace();   

 

        } finally {   

 

            readwb.close();   

 

        }   

 

}   

 

}