Is it possible the server you are reaching for is single threaded in some
way that it rejects more than one request from the same client?

On Wed, Jan 27, 2010 at 3:09 PM, Biosopher <biosop...@gmail.com> wrote:

> I have an app making an https post on one thread while performing a
> file download on another thread.  For some odd reason, I am getting a
> ClientProtocolException saying that "The server failed to respond with
> a valid HTTP response".  The error goes away if everything is run on a
> separate thread.
>
> Oddly if I run the two server requests in serial, the error goes
> away.  It seems there's a bug that happens when two requests are made
> at the same time.
>
> Important note:  The post occurs to a different server than the
> download so the servers themselves should not be causing the problem.
>
> The code is simple.  Here's the file download code:
>
> HttpGet httpGet = new HttpGet(url);
> HttpClient client = new DefaultHttpClient();
> HttpParams params = client.getParams();
> HttpConnectionParams.setConnectionTimeout(params, 15000);
> HttpResponse httpResponse = client.execute(httpGet);
> HttpEntity responseEntity = httpResponse.getEntity();
> byte[] data = EntityUtils.toByteArray(responseEntity);
>
> The post code's the same except for these additional lines:
>
> HttpPut httpPut = new HttpPut(url);
> httpPut.addHeader("Content-Type", "text/xml");
> httpPut.setEntity(new StringEntity(postData, "UTF-8"));
> BasicHttpParams parameters = new BasicHttpParams();
> HttpConnectionParams.setConnectionTimeout(parameters, 15000);
> HttpClient client = new DefaultHttpClient();
> HttpResponse httpResponse = client.execute(httpPut);
> HttpEntity responseEntity = httpResponse.getEntity();
> metaData = EntityUtils.toString(responseEntity);
>
> Thanks,
> Anthony
>
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