java读取excel图片

package com.milanoo.wms;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.text.ParseException;

import com.milanoo.wms.utils.ExcelUtils;

import jxl.Image;
import jxl.Sheet;
import jxl.Workbook;

public class TestExcelImg {

    public static void main(String[] args) throws ParseException {
        saveSheetImgByFile("D://temp",new File("D://nileoo_product_template.xls"));

    }
    
    public static void saveSheetImgByFile(String basePath,File is) throws ParseException {
        FileOutputStream os = null;
        try {
            Workbook wbk = Workbook.getWorkbook(is);
            //建文件目录
            File mkFile = new File(basePath);
            if (!mkFile.exists() && !mkFile.isDirectory()) {
                mkFile.mkdirs();
            }
            // 循环所有sheet
            for (int k = 0; k < wbk.getNumberOfSheets(); k++) {
                Sheet sheet = wbk.getSheet(k);
                // 共有多少行
                int imgNumber = sheet.getNumberOfImages();// 获得sheet所包含的图片数
                // 循环sheet的所有图片
                for (int i = 0; i < imgNumber; i++) {
                    Image image = sheet.getDrawing(i);
                    byte[] imageData = image.getImageData();
                    String fileName = image.getImageFile().getName().trim()
                            + ".jpg";
                    File file = new File(basePath+"/" + fileName);

                    os = new FileOutputStream(file);// 建立一个上传文件的输出流
                    os.write(imageData, 0, imageData.length);// 将文件写入服务器
                }
            }
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } finally {
            try {
                if (os != null) {
                    os.close();
                }
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    }
}