fix: thread context classloader propagation in forkjoinpool

[YongwuHe]

Before jdk9 ForkJoinPool.common() returns an Executor with a ClassLoader of your main Thread, in Java 9 this behave changes , and return an executor with the system jdk system classloader. https://stackoverflow.com/questions/49113207/completablefuture-forkjoinpool-set-class-loader

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
100.0% Coverage on New Code
0.0% Duplication on New Code

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