The following methods are not available in JDK 11:
SecurityManager.checkTopLevelWindow,
SecurityManager.checkSystemClipboardAccess,
SecurityManager.checkAwtEventQueueAccess,
SecurityManager.checkMemberAccess
(https://bugs.openjdk.java.net/browse/JDK-8193032)
Runtime.runFinalizersOnExit, System.runFinalizersOnExit
(https://bugs.openjdk.java.net/browse/JDK-8198250)
Thread.destroy, Thread.stop(Throwable)
(https://bugs.openjdk.java.net/browse/JDK-8204243)
Suppress false positives by adding the suppression annotation @SuppressWarnings("RemovedInJDK11") to the enclosing element.