/** * Thread.stop() on 25: still compiles (with a deprecation-for-removal warning) but has thrown * UnsupportedOperationException since Java 20. It is REMOVED from the API in Java 26 (see recap26/src/broken/ThreadStopGone.java, * docs/output/73-removed-in-26.txt). Thread.suspend() and resume() are checked the same way. * Chapter: docs/14-lanes-21-to-25.md */ public class ThreadStopRuntime { @SuppressWarnings({"removal", "deprecation"}) public static void main(String[] args) throws Exception { System.out.println("java.version = " + System.getProperty("java.version")); Thread t = new Thread(() -> { try { Thread.sleep(1000); } catch (InterruptedException ignored) { } }); t.start(); try { t.stop(); System.out.println("Thread.stop(): accepted"); } catch (UnsupportedOperationException e) { System.out.println("Thread.stop(): UnsupportedOperationException"); } t.interrupt(); t.join(); } }