WCF/C#上传文件
我目前正在使用C#和WCF开发一个web服务。我需要做一个上传的方法,所以我下面。现在我可以通过表单上传文件,文件上传到文件夹中,但在浏览器中,总是会返回错误(如在ajax中指定的),所有代码如下: IWebService.csWCF/C#上传文件,c#,wcf,C#,Wcf,我目前正在使用C#和WCF开发一个web服务。我需要做一个上传的方法,所以我下面。现在我可以通过表单上传文件,文件上传到文件夹中,但在浏览器中,总是会返回错误(如在ajax中指定的),所有代码如下: IWebService.cs [ServiceContract] public interface IWebService { [OperationContract] [WebInvoke(Method = "POST", UriTemplate = "/UploadFile?fil
[ServiceContract]
public interface IWebService
{
[OperationContract]
[WebInvoke(Method = "POST", UriTemplate = "/UploadFile?fileName={fileName}")]
void UploadFile(string fileName, Stream stream);
}
WebService.svc
public void UploadFile(string fileName, Stream stream)
{
string FilePath = Path.Combine(HostingEnvironment.MapPath("~/FileServer/Uploads"), fileName);
int length = 0;
using (FileStream writer = new FileStream(FilePath, FileMode.Create))
{
int readCount;
var buffer = new byte[8192];
while ((readCount = stream.Read(buffer, 0, buffer.Length)) != 0)
{
writer.Write(buffer, 0, readCount);
length += readCount;
}
}
}
TestClient.html
<head>
<script type="text/javascript">
function UploadFile() {
fileData = document.getElementById("fileUpload").files[0];
var data = new FormData();
$.ajax({
url: 'http://localhost:1945/Service1.svc/UploadFile?fileName=' + fileData.name,
type: 'POST',
data: fileData,
cache: false,
dataType: 'json',
processData: false, // Don't process the files
contentType: "application/octet-stream", // Set content type to false as jQuery will tell the server its a query string request
success: function (data) {
alert('successful..');
},
error: function (data) {
alert('Some error Occurred!');
}
});
}
</script>
<title></title>
</head>
<body>
<div>
<div>
<input type="file" id="fileUpload" value="" />
<br />
<br />
<button id="btnUpload" onclick="UploadFile()">
Upload
</button>
</div>
</div>
</body>
函数UploadFile(){
fileData=document.getElementById(“fileUpload”).files[0];
var data=new FormData();
$.ajax({
网址:'http://localhost:1945/Service1.svc/UploadFile?fileName='+fileData.name,
键入:“POST”,
数据:fileData,
cache:false,
数据类型:“json”,
processData:false,//不处理文件
contentType:“application/octet stream”//将content type设置为false,因为jQuery将告诉服务器它是一个查询字符串请求
成功:功能(数据){
警报(“成功…”);
},
错误:函数(数据){
警报('发生了一些错误!');
}
});
}
上传
我试图用我的方式解决你的问题
[OperationContract]
[WebInvoke(ResponseFormat = WebMessageFormat.Json, Method = "POST", UriTemplate = "/UploadFile?fileName={fileName}")]
String UploadCustomFile(string fileName, Stream stream);
要从服务器端发送自定义异常感谢您的评论,这对我很有帮助。您知道我需要为错误添加的返回吗?
[OperationContract]
[WebInvoke(ResponseFormat = WebMessageFormat.Json, Method = "POST", UriTemplate = "/UploadFile?fileName={fileName}")]
String UploadCustomFile(string fileName, Stream stream);