String url = "/uploadimage/upload";
uploadForm.setTarget("framename");
uploadForm.setAction(url);
uploadForm.setMethod(FormMethod.POST);
uploadForm.setSize("100%", "100%");
TextItem textItem = new TextItem("abc");
        
uploadForm.setEncoding(Encoding.MULTIPART);
// uploadForm.setEncoding(Encoding.NORMAL);
textItem.setValue("123");
        
final UploadItem uploadItem = new UploadItem("file", "选择图片");
uploadForm.setFields(textItem,uploadItem);