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https://issues.apache.org/jira/browse/HTTPCORE-718?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17568857#comment-17568857
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Sajinie Kavindya commented on HTTPCORE-718:
-------------------------------------------
Hi All,
Thank you for looking into this issue. Yes, it's true that the backend is
wrong. But how the backend behaves is out of our control. And my concern is,
for this same erroneous backend, we were able to get the complete response
before for the versions below 4.4.10.
Furthermore, we suspect that the below [1] is the offending commit that has led
to this change in the behavior of this use case. Therefore, could you please
verify that and check whether there is any way to improve it?
[1] -
https://github.com/apache/httpcomponents-core/commit/08d9c3c30d57def4963d0807bce5f3023f5fcb35
Thanks,
Sajinie
> Getting org.apache.http.ConnectionClosedException after httpcore-nio version
> upgrade
> ------------------------------------------------------------------------------------
>
> Key: HTTPCORE-718
> URL: https://issues.apache.org/jira/browse/HTTPCORE-718
> Project: HttpComponents HttpCore
> Issue Type: Bug
> Components: HttpCore NIO
> Affects Versions: 4.4.15
> Environment: Java version: 11.0.15.1
> OS: macOS Monterey (Version 12.12.1)
> Reporter: Sajinie Kavindya
> Priority: Major
> Attachments: HttpNIOTestClient-1.zip
>
>
> We recently migrated to httpcore-nio 4.4.15 and we have been encountering
> some issues when connecting to an HTTPS Backend that sends chunked responses.
> The backend behaves in such a manner that when it sends the response, it
> immediately closes the connection after completion.
> We have attached a reproducer to this ticket and the behavior is as below.
> When httpcore-nio 4.4.15 is used, the client gets the error:
> {code:java}
> org.apache.http.ConnectionClosedException: Connection closed
> unexpectedly{code}
> But, when httpcore-nio 4.4.5 is used, the client receives the complete
> response, which was sent from the backend.
> We further checked on the following versions and the observations are as
> below.
> * httpcore-nio 4.4.10 - receives the complete response
> * httpcore-nio 4.4.11 - receives org.apache.http.ConnectionClosedException
> In order to replicate the issue, we did a few changes to the
> consumeContent(final ContentDecoder decoder) method inside the
> SimpleInputBuffer class. You may find the changes in the attached source code.
> In order to test the behavior, please run the Main class:
> “{*}TestChunkedBackend{*}”.
> Tested environment:
> * Java version: 11.0.15.1
> * OS: macOS Monterey (Version 12.12.1)
> A similar issue can be found here
> [https://issues.apache.org/jira/browse/HTTPCORE-706|http://example.com]
> Thanks & Regards,
> Sajinie
>
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