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<p>Hello Robert,</p>
<p>This certainly looks like a behavioural change that would need
investigation. So yes, a reproducer will be helpful.<br>
</p>
<p>-Jaikiran<br>
</p>
<div class="moz-cite-prefix">On 13/10/24 5:23 pm, Robert Scholte
wrote:<br>
</div>
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cite="mid:012901db1d66$8e348d40$aa9da7c0$@apache.org">
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<p class="MsoNormal">Hi,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">It seems there’s a
change in the ServiceLoader, and it looks like regression to
me.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I’ve created a small
project to reproduce it (I can provide it if wanted and
confirmed this is indeed a bug).<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">What it basically does
is just: <o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:35.4pt"><span
lang="EN-US">ServiceLoader.load(Car.class).findFirst().orElseThrow();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:35.4pt"><span
lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">This succeeds with
OpenJDK 22 (with and without preview enabled flag)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">It also succeeds with
OpenJDK 23 without the preview flag.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">However, when adding the
preview flag I get:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">java.util.NoSuchElementException:
No value present<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> at
java.base/java.util.Optional.orElseThrow(Optional.java:377)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> at
nl.sourcegrounds.serviceloader.tck.CarTest.<init>(CarTest.java:16)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Anyone who can already
explain this with this small amount of information?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Robert Scholte<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">These are the details
for both versions (Windows OS)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">openjdk version "22"
2024-03-19<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">OpenJDK Runtime
Environment (build 22+36-2370)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">OpenJDK 64-Bit Server VM
(build 22+36-2370, mixed mode, sharing)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">openjdk version "23"
2024-09-17<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">OpenJDK Runtime
Environment (build 23+37-2369)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">OpenJDK 64-Bit Server VM
(build 23+37-2369, mixed mode, sharing)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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