The same problem was fixed by JDK-8134641 but the location of Unsafe changed from "sun.misc.Unsafe.getUnsafe" to "jdk.internal.misc.Unsafe" so the fix needs to be adapted.

test CodelistTest.jmx(): failure
java.lang.AssertionError: Test failed on: jdk.internal.misc.Unsafe.getUnsafe()Ljdk/internal/misc/Unsafe;
at org.testng.Assert.fail(Assert.java:94)
at CodelistTest.run(CodelistTest.java:107)
at CodelistTest.jmx(CodelistTest.java:118)