RFR: 8242361: JavaFX Web View crashes with Segmentation Fault, when HTML contains Data-URIs
kcr at openjdk.java.net
Sat Dec 12 22:44:54 UTC 2020
On Tue, 24 Nov 2020 21:28:29 GMT, Matthias Bläsing <github.com+2179736+matthiasblaesing at openjdk.org> wrote:
> The code in WTF::scheduleDispatchFunctionsOnMainThread assumes, that
> the java class com.sun.webkit.MainThread can be found be the JNI
> function FindClass. This is only true if the class is loadable by the
> system class loader.
> One such case is when the OpenJFX modules are loaded from a new
> ModuleLayer. To fix this, the reference to the class needs to be loaded
> from when a JNI call from Java into native code is active. In that case
> FindClass uses the classloader associated with that method.
> The test code can be executed by running:
> cd tests/manual/web/dataurl
> ../../../../gradlew run
I'll plan to look at this next week. I have a general question and a comment:
1. Would it be possible to turn the test into an automated one? Possibly using some of the same techniques that the ModuleLauncherTest does?
2. All of the new files need a proper copyright header (including the new `build.gradle`).
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