Typo in native-glass/win/OleUtils.h checkJavaException

Nir Lisker nlisker at gmail.com
Thu Nov 21 14:22:26 UTC 2019


I can fix the typo via https://bugs.openjdk.java.net/browse/JDK-8228867.

On Wed, Nov 20, 2019 at 5:07 PM Scott Palmer <swpalmer at gmail.com> wrote:

> I discovered this by accident while trying to figure out where a certain
> console message was coming from while debugging.
>
> I saw this printed to the console when testing my (broken) code:
>
>     Java Messsge:com/openalpr/jni/AlprException
>
> Note the typo in "Messsge" (the class name that follows is specific to what
> I was testing).
>
> I couldn't find the string "Java Messsge" in any of my code or the library
> I was trying out (OpenALPR).  Eventually I found it was in glass.dll and
> traced it to the checkJavaException function in OleUtils.h, line 230.
>
> On another note, I see that function is declared as "inline", though I
> suspect the body of the "else" really doesn't need to be inlined and the
> extra size it adds to the method could make it less likely to actually get
> inlined. It seems the part that you want inlined is the if
> (!env-ExceptionCheck()) { return S_OK; }. Wouldn't the rest run very rarely
> and not benefit from being inlined?  If that code does get inlined it would
> bloat the code unnecessarily.  The premature optimizer in me (it's an evil
> I have trouble controlling) thinks this just makes stuff less
> cache-friendly.  I would put it in another not-inlined method.  Also note
> that using "else" is redundant.
>
>
> Scott
>


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