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Rewriting Response Headers

If you have any questions during development, post them on the Issues page of GitHub. For details about parameters and usage of each API, see the API Reference

When downloading an object, you can rewrite some HTTP/HTTPS response headers. The following table lists rewritable response headers.

Parameter

Description

Property in OBS .NET SDK

ContentType

Rewrites Content-Type in HTTP/HTTPS responses.

GetObjectRequest.ResponseHeaderOverrides.ContentType

ContentLanguage

Rewrites Content-Language in HTTP/HTTPS responses.

GetObjectRequest.ResponseHeaderOverrides.ContentLanguage

Expires

Rewrites Expires in HTTP/HTTPS responses.

ObjectRepleaceMetadata.Expires

CacheControl

Rewrites Cache-Control in HTTP/HTTPS responses.

GetObjectRequest.ResponseHeaderOverrides.CacheControl

ContentDisposition

Rewrites Content-Disposition in HTTP/HTTPS responses.

GetObjectRequest.ResponseHeaderOverrides.ContentDisposition

ContentEncoding

Rewrites Content-Encoding in HTTP/HTTPS responses.

GetObjectRequest.ResponseHeaderOverrides.ContentEncoding
Sample code: 
// Create an instance of ObsClient.
ObsClient client = new ObsClient("*** Provide your Access Key ***", "*** Provide your Secret Key ***", "https://your-endpoint");
// Rewrite response headers when downloading an object.
try
{
    ResponseHeaderOverrides responseHeaderOverrides = new ResponseHeaderOverrides();
    responseHeaderOverrides.ContentType = "image/jpeg";
    GetObjectRequest request = new GetObjectRequest()
    {
        BucketName = "bucketname",
        ObjectKey = "objectname",
        ResponseHeaderOverrides = responseHeaderOverrides,
    };
    GetObjectResponse response = client.GetObject(request);
    Console.WriteLine("Get object response: {0}", response.StatusCode);
    Console.WriteLine("ContentType: {0}", response.ContentType);
    response.Dispose();
}
catch (ObsException ex)
{
   Console.WriteLine("ErrorCode: {0}", ex.ErrorCode);
   Console.WriteLine("ErrorMessage: {0}", ex.ErrorMessage);
}
Parent topic: Object Download