使用jquery.upload.js实现异步上传示例代码
相关资源下载:upload
1:jsp代码:
导入jquery.upload.js和jquery-1.7.2.js
添加调用js的代码:<ahref="javascript:void(0)"rel="externalnofollow"onclick="doUpload()">上传</a>
在底部写:
<iframestyle="position:absolute;top:-9999px"src="<%=basePath%>/resources/upload/upload.htm"/></iframe>
2:js代码:
/*文件上传*/ functiondoUpload(){ //上传方法 $.upload({ //上传地址 url:window.basePath+'/reply/imageUpload', //文件域名字 fileName:'uploadfile', //其他表单数据 params:{}, //上传完成后,返回json,text dataType:'json', //上传之前回调,returntrue表示可继续上传 onSend:function(){ returntrue; }, onSubmit:function(){ }, //上传之后回调 onComplate:function(data){ if(data.msg){ }else{ alert("上传图片出错!"); } } }); }
3:后台代码:
/** *图片上传本地服务器 *@paramrequest *@paramresponse *@return */ @RequestMapping(value="imageUpload") @ResponseBody publicObjectimageUpload(HttpServletRequestrequest,HttpServletResponseresponse){ Map<String,Object>map=newHashMap<String,Object>(); UploadUtiluploadUtil=newUploadUtil(); try{ Stringurl=uploadUtil.excelUpload(request,response);//文件上传 }catch(IOExceptione){ e.printStackTrace(); } returnmap; }