On Thu, 7 Nov 2024 12:44:21 GMT, Jaikiran Pai <j...@openjdk.org> wrote:
>> This PR fixes an intermittent test failure on Windows. The test server used
>> in HttpURLConnectionExpect100Test now reads from the socket until the client
>> closes it.
>>
>> The current implementation closes the server socket after reading the
>> request headers, but without reading the request body. On Windows, if any
>> data is left in the socket receive buffer when the socket is closed, the
>> connection is reset. If the client doesn't read the response before the
>> connection is reset, the response is lost and the test fails.
>>
>> Verified that:
>> - the test still passes
>> - waiting for the client to close the socket does not take excessive amounts
>> of time (the test finishes in half a second on my machine)
>
> test/jdk/java/net/HttpURLConnection/HttpURLConnectionExpect100Test.java line
> 222:
>
>> 220: }
>> 221: // wait until the client closes the socket
>> 222: while (line != null) {
>
> Hello Daniel, does the code ever enter this `while` loop? If I'm reading the
> above few lines correctly, then when the code exits the previous `do while`
> loop then `line` would be `null` and `line` appears to continue being `null`
> when it reaches here.
Hi Jaikiran, the previous while loop is usually exited with a zero-length line.
Null is only returned on EOF.
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PR Review Comment: https://git.openjdk.org/jdk/pull/21948#discussion_r1832623658
