On Fri, 2019-06-21 at 00:04 +0000, Krishna Sankaran wrote:
> I am using the following java snippet for a HEAD request. The request
> gets redirected couple of times, a 301 followed by 302 and dinally
> gets a 200.When i use the following code snippet, i get the status as
> 200 OK, however all the header fields are from the 1st response
> (301). The Content-Length header is present in the last response, but
> i don't see that in the header's received by the code. Is there a
> knob to get the last header or all headers?
>
> private static final String SAMPLE_URL = "
> https://www.dropbox.com/s/<something>/test_out4.mp4";
>
> public static void main(String[] args) throws IOException,
> URISyntaxException {
> HttpClient client = HttpClientBuilder.create().build();
> HttpHead request = new HttpHead(new URI(SAMPLE_URL));
> HttpResponse response = client.execute(request);
> System.out.println(response.getStatusLine());
> for (Header header : response.getAllHeaders()) {
> System.out.println(header.getName() + ": " +
> header.getValue());
> }
> }
>
> It returns the code as 200 OK, but the Content-Type is incorrect,
> even
> the
> HTTP/1.1 200 OK <<< Status is 200 Server: nginx Date: Thu, 20 Jun
> 2019 02:22:58 GMT Content-Type: text/html; charset=utf-8 << Content
> type is char <<<< Content-Length
> is missing!!!!!
>
> curl -I https://www.dropbox.com/s//test_out4.mp4 << Curl works
> correctly
>
>
>
> HTTP/1.1 301 Moved Permanently <<< Status 301 Server: nginx
> Date: Thu, 20 Jun 2019 02:20:50 GMT Content-Type: text/html;
> charset=utf-8 <<< Content type text Connection: keep-alive
> ....
> HTTP/1.1 302 Found << second redirect Server: nginx
> Date: Thu, 20 Jun 2019 02:36:03 GMT
> Content-Type: text/html; charset=utf-8
> ....
> HTTP/1.1 200 OK <<< Status finally 200 Server: nginx
> Date: Thu, 20 Jun 2019 02:36:04 GMT
> Content-Type: video/mp4 << content type correct
> Content-Length: 92894175 << length correct Connection: keep-alive
>
>
Krishna
I _suppose_ this is due automatic content compression used by
HttpClient per default. This can be easy to tell if you turn on
HttpClient context / wire logging.
Try disabling automatic content compression.
---
CloseableHttpClient client = HttpClients.custom()
.disableContentCompression()
.build();
---
Oleg
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