java jsp servlet fileupload上传图片时获取上传图片尺寸（宽高）的代码

yangchunhe

java jsp servlet fileupload上传图片时获取上传图片尺寸（宽高）的代码
 
DiskFileItemFactory factory = new DiskFileItemFactory();ServletFileUpload upload = new ServletFileUpload(factory);List items = upload.parseRequest(request);Iterator iter = items.iterator();while (iter.hasNext()) {if (!item.isFormField()) {BufferedImage img = javax.imageio.ImageIO.read(item.getInputStream());    img.getWidth()//获取宽    img.getHeight()//获取高}}