com_baeldung_logging_log4j2_tests_JSONLayoutIntegrationTest_java
org.h2.engine.Database
 -> java.util.concurrent.atomic.AtomicReference.compareAndSet(java.lang.Object,java.lang.Object): boolean -> java.util.Set.remove(java.lang.Object): boolean -> java.lang.Integer.valueOf(int): java.lang.Integer -> java.util.Set.isEmpty(): boolean