On Fri, 2012-06-29 at 09:16 +0300, Juhan Ernits wrote:
> Hi!
>
> My setup: Apache HttpAsyncClient 4.0-beta1, dependencies as pulled by
> Maven, httpcore and httpcore-nio 4.2-beta1. JREs tried are current
> Oracle 1.7 and 1.6.
>
> The simplest code that exhibits the problem is taken from
> AsyncClientHttpExchange.java:
>
> public static void main(String[] args) throws Exception {
> HttpAsyncClient httpclient = new DefaultHttpAsyncClient();
> httpclient.start();
> try {
> HttpGet request = new HttpGet("http://1.2.3.4/mygeturl?c=123&b=asdf";);
> Future<HttpResponse> future = httpclient.execute(request, null);
> HttpResponse response = future.get();
> System.out.println("Response: " + response.getStatusLine());
> System.out.println("Shutting down");
> } finally {
> httpclient.shutdown();
> }
> System.out.println("Done");
> }
>
> The sample code works fine on Apache.org website, but I need to access
> a page that does not contain any HTML, just 4 lines of plain text.
[DEBUG] wire - http-outgoing-0 << "Content-Length: 2
One cannot pack four lines of text into 2 bytes. The server sends back a
response with expected content of 2 bytes but apparently also sends some
trailing garbage that HttpAsyncClient interprets as a malformed, out of
sync response.
Oleg
> I
> can get the information I need out of the response, i.e. the
> functionality I need works, but HttpAsyncClient throws a HTTP protocol
> exception for some reason. By examining the log I could detect that
> the problem occurs after the connection has been closed, but noting
> useful for me happens to the response at that stage. It boggles my
> mind why it happens in my case and not when accessing
> http://www.apache.org.
>
> Question: Can you spot an obvious problem? If not, could this be a
> bug? I ran the code in the debugger and then the if condition leading
> to the offending line
>
> org.apache.http.message.BasicLineParser.parseProtocolVersion(BasicLineParser.java:144)
>
> could not be reached. Also, search did not yield anything enlightening.
>
> Any hints appreciated,
>
> Juhan Ernits
>
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