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From Oleg Kalnichevski <ol...@apache.org>
Subject Re: making a client for downloading file through http
Date Fri, 06 Nov 2009 15:57:05 GMT
Håkon Sagehaug wrote:
> Hi Oleg
> see inline
> 2009/11/6 Oleg Kalnichevski <olegk@apache.org>
>> Håkon Sagehaug wrote:
>>> Hi Oleg
>>> Thanks for the tips, I think I'll go for the classic way. I followed the
>>> [1]
>>> instroduction and I guess thats a good starting point.
>> Hi Håkon
>> Make sure you have also read this tutorial:
>> http://hc.apache.org/httpcomponents-core/tutorial/html/index.html
> Yes, I've actually looked at this also
>>  I get sometimes this error
>>> org.apache.http.NoHttpResponseException: The target server failed to
>>> respond
>>> Waht can i do to avoid this, is it a timeout isssue. My code is mroe or
>>> less
>>> that same setup as shown in [1].
>> HttpCore throws this exception if the target server fails to return _any_
>> response of what so ever and prematurely terminates the connection. This can
>> happen, for instance, when the target server is being under heavy load and
>> is unable to allocate a worker for a new connection, or due to unexpected
>> error in the request processing code. However, there can be no 100%
>> certainty about that. Usually the server logs is the only definitive source
>> of information about that kind of problems.
> The strange thing is that if I used HTTPClient for the job of downloading I
> don't seem to have the problem. So just wondering if there where some
> parameters one have to set in the http-core that is set in the http-client
> component. But I can check the server logs also

There is no special parameter. HttpClient simply employs a retry handler 
to re-try such requests automatically:



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