html file 文件批量上传 以及碰到的一些问题提

//javascript 代码
$("#submite").click(function (evt) {

var arrayTr = $("#datatables").find("tbody").find("tr");
$(arrayTr).each(function (index, value) {
var data = new FormData();
$(value).find("input[type='file']").each(function (i, file) {
if (file.files[0] != undefined) {
data.append(file.files[0].name + i, file.files[0]);
}
});

data.append("modelKey", JSON.stringify(datas.data[index]))

//apis.certificate.httpRequestPost(apis.certificate.UploadCertificate, data, function () { alert("success") });

$.ajax({
url: apis.certificate.UploadCertificate,
type: "POST",
data: data,
contentType: false,
processData: false,
success: function (result) { alert(result); },
error: function (err) {
alert(err.statusText)
}
});

});

});

<compilation debug="true" targetFramework="4.5" />
<httpRuntime maxRequestLength="1048576" targetFramework="4.5" requestLengthDiskThreshold="1048576" useFullyQualifiedRedirectUrl="true" executionTimeout="3600" />
</system.web>

modeldo m = Newtonsoft.Json.JsonConvert.DeserializeObject<modeldo>(json);
HttpFileCollection _file = System.Web.HttpContext.Current.Request.Files;
Tuple<modeldo, HttpFileCollection> model = new Tuple<modeldo, HttpFileCollection>(m, _file);
ThreadPool.QueueUserWorkItem(threadDo, model); //这里用异步多线程可能会存在问题 导致后续文件无法完全上传   可以直接调用

}

public void threadDo(object o)
{
HttpFileCollection _file = (HttpFileCollection)(((Tuple<modeldo, HttpFileCollection>)o).Item2);
modeldo m = (modeldo)((Tuple<modeldo, HttpFileCollection>)o).Item1;
for (int i = 0; i < _file.Count; i++)
{

int CatagoryId = Convert.ToInt32(_file.AllKeys[i].Substring(_file.AllKeys[i].Length - 1));
switch (CatagoryId)
{
case 0:
m.CurrentCertificatePutAddress = UploadFile(_file[i]);
m.CurrentCertificatePutAddressName = _file[i].FileName;
break;

case 1:
m.CurrentCostSettleRule = UploadFile(_file[i]);
m.CurrentCostSettleRuleName = _file[i].FileName;
break;
case 2:
m.CurrentCostSettleCertificate = UploadFile(_file[i]);
m.CurrentCostSettleCertificateName = _file[i].FileName;
break;
case 3:
m.CurrentContract = UploadFile(_file[i]);
m.CurrentContractName = _file[i].FileName;
break;

}
}
ConsumptionCertificatedetail certificateModel = new ConsumptionCertificatedetail();
certificateModel.CertificateNumber = m.CertificateNumber;//2017-06-01 - 2017-06-30
certificateModel.CurrentCertificateStart = m.CurrentCertificateSection.Split('~')[0];
certificateModel.CurrentCertificateEnd = m.CurrentCertificateSection.Split('~')[1];

certificateModel.CurrentContract = m.CurrentContract;
certificateModel.CurrentContractName = m.CurrentContractName;

certificateModel.CurrentCertificatePutTxt = m.CurrentCertificatePutTxt;
certificateModel.CurrentCertificatePutAddressName = m.CurrentCertificatePutAddressName;
certificateModel.CurrentCertificatePutAddress = m.CurrentCertificatePutAddress;

certificateModel.CurrentCostSettleCertificate = m.CurrentCostSettleCertificate;
certificateModel.CurrentCostSettleCertificateName = m.CurrentCostSettleCertificateName;
certificateModel.CurrentCostSettleCertificateTxt = m.CurrentCostSettleCertificateTxt;

certificateModel.CurrentCostSettleRule = m.CurrentCostSettleRule;
certificateModel.CurrentCostSettleRuleName = m.CurrentCostSettleRuleName;
certificateModel.CurrentCostSettleRuleTxt = m.CurrentCostSettleRuleTxt;

certificateModel.CurrentPutUrl = m.CurrentPutUrl;

bus.AddcertificateDetail(certificateModel);

//long size = _file[0].ContentLength;
////文件类型
//string type = _file[0].ContentType;
////文件名
//string name = _file[0].FileName;
////文件格式
//string _tp = System.IO.Path.GetExtension(name);

}
public string UploadFile(HttpPostedFile Files)
{

int FileLenth = Files.ContentLength;
byte[] buffur = new byte[FileLenth];
using (BinaryReader br = new BinaryReader(Files.InputStream, Encoding.UTF8))
{

buffur = br.ReadBytes(FileLenth);

br.Close();
br.Dispose();
}

DFSClient client = new DFSClient();
string url= client.UploadFile(buffur, System.IO.Path.GetExtension(Files.FileName).Substring(1, System.IO.Path.GetExtension(Files.FileName).Length-1));
return url;
}

}
public class modeldo : ConsumptionCertificatedetail
{

public string CurrentCertificateSection { get; set; }

}
}