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[英]Adding an image to Azure blob storage using ASP.NET Web API fails
[英]upload media to azure blob storage using asp.net web api 2
我正在开发将Web图片上传到我的Azure Blob的Rest Web API,我使用了其中一个在线教程并获得了此代码
public class DocumentsController : ApiController
{
private const string CONTAINER = "documents";
// POST api/<controller>
public async Task<HttpResponseMessage> Post()
{
var context = new StorageContext();
// Check if the request contains multipart/form-data.
if (!Request.Content.IsMimeMultipartContent())
{
throw new HttpResponseException(HttpStatusCode.UnsupportedMediaType);
}
// Get and create the container
var blobContainer = context.BlobClient.GetContainerReference(CONTAINER);
blobContainer.CreateIfNotExists();
string root = HttpContext.Current.Server.MapPath("~/App_Data");
var provider = new MultipartFormDataStreamProvider(root);
try
{
// Read the form data and return an async task.
await Request.Content.ReadAsMultipartAsync(provider);
// This illustrates how to get the file names for uploaded files.
foreach (var fileData in provider.FileData)
{
var filename = fileData.LocalFileName;
var blob = blobContainer.GetBlockBlobReference(filename);
using (var filestream = File.OpenRead(fileData.LocalFileName))
{
blob.UploadFromStream(filestream);
}
File.Delete(fileData.LocalFileName);
}
return Request.CreateResponse(HttpStatusCode.OK);
}
catch (System.Exception e)
{
return Request.CreateErrorResponse(HttpStatusCode.InternalServerError, e);
}
}
它正在将图像上传到我的帐户Blob容器中,但是当我打开azure存储管理器并访问该容器时,我得到了错误的格式,如下图所示
您可以看到内容类型吗? 我无法在资源管理器中打开此路径,将不胜感激
在调试时,以下代码中的“文件名”是否包含扩展名(如.jpg,.png)? 例如“ image.jpg”
var blob = blobContainer.GetBlockBlobReference(filename);
下面代码中的“ fileData.LocalFileName”也需要具有文件扩展名
using (var filestream = File.OpenRead(fileData.LocalFileName))
它没有扩展名,因此您有这样的问题
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