@Test
public void testInterruptionDuringBlockingOp1() throws InterruptedException {
HazelcastInstance hz = createHazelcastInstance();
final IQueue<Object> q = hz.getQueue("queue");
final CountDownLatch latch = new CountDownLatch(1);
final AtomicBoolean interruptedFlag = new AtomicBoolean(false);
OpThread thread =
new OpThread("Queue Thread", latch, interruptedFlag) {
protected void doOp() throws InterruptedException {
q.poll(1, TimeUnit.MINUTES);
}
};
thread.start();
Thread.sleep(5000);
thread.interrupt();
q.offer("new item!");
assertTrue(latch.await(1, TimeUnit.MINUTES));
if (thread.isInterruptionCaught()) {
assertFalse("Thread interrupted flag should not be set!", interruptedFlag.get());
assertFalse("Queue should not be empty!", q.isEmpty());
} else {
assertTrue("Thread interrupted flag should be set!", interruptedFlag.get());
assertTrue("Queue should be empty!", q.isEmpty());
}
}
@Test
public void testInterruptionDuringBlockingOp2() throws InterruptedException {
HazelcastInstance hz = createHazelcastInstance();
final ILock lock = hz.getLock("lock");
lock.lock();
assertTrue(lock.isLockedByCurrentThread());
final CountDownLatch latch = new CountDownLatch(1);
final AtomicBoolean interruptedFlag = new AtomicBoolean(false);
final OpThread thread =
new OpThread("Lock-Thread", latch, interruptedFlag) {
protected void doOp() throws InterruptedException {
assertTrue(lock.tryLock(1, TimeUnit.MINUTES));
}
};
thread.start();
Thread.sleep(5000);
thread.interrupt();
lock.unlock();
assertTrue(latch.await(1, TimeUnit.MINUTES));
if (thread.isInterruptionCaught()) {
assertFalse("Thread interrupted flag should not be set!", interruptedFlag.get());
assertFalse("Lock should not be in 'locked' state!", lock.isLocked());
} else {
assertTrue("Thread interrupted flag should be set! " + thread, interruptedFlag.get());
assertTrue("Lock should be 'locked' state!", lock.isLocked());
}
}
public MainWindow() {
JMenuItem showTextItem, showContentItem, showStatsItem;
JMenuItem consoleWinItem, treeWinItem, traceWinItem;
// our libgist execution thread
opThread = new OpThread(this);
Libgist.setBreakHandler(opThread);
opThread.start();
cmd = new LibgistCommand();
menuBar = new JMenuBar();
setJMenuBar(menuBar);
// create toolbar and console window with text area
getContentPane().removeAll();
getContentPane().setLayout(new BorderLayout());
JPanel panel = new JPanel();
panel.setLayout(new BorderLayout());
// desktop pane + console frame
desktop = new JDesktopPane();
desktop.setOpaque(true);
desktop.setBackground(Color.lightGray);
consoleFrame = new ConsoleWindow(200, desktop);
desktop.add(consoleFrame, JLayeredPane.PALETTE_LAYER);
// debugging actions for toolbar:
// notify opThread of what to do when it hits a breakpoint
stepAction =
new AbstractAction("Step") {
public void actionPerformed(ActionEvent e) {
opThread.step();
}
};
cancelAction =
new AbstractAction("Cancel") {
public void actionPerformed(ActionEvent e) {
scriptWasCancelled = true; // don't call it after next line!
opThread.cancel();
}
};
nextAction =
new AbstractAction("Next") {
public void actionPerformed(ActionEvent e) {
opThread.next();
}
};
contAction =
new AbstractAction("Continue") {
public void actionPerformed(ActionEvent e) {
opThread.cont();
}
};
// opThread is currently executing a script and we want it to stop:
// tell libgist directly to suspend execution once opThread is done
// with the current operation
stopAction =
new AbstractAction("Stop") {
public void actionPerformed(ActionEvent e) {
Libgist.singleStep();
}
};
// toolbar
JToolBar toolbar = new JToolBar();
toolbar.add(stepAction).setText("Step");
toolbar.add(nextAction).setText("Next");
toolbar.add(contAction).setText("Continue");
toolbar.add(stopAction).setText("Stop");
toolbar.add(cancelAction).setText("Cancel");
panel.add(toolbar, BorderLayout.NORTH);
panel.add(desktop, BorderLayout.CENTER);
getContentPane().add(panel);
createFileMenu();
createOpsMenu();
createDebugMenu();
createTreeStatsMenu();
createAnalysisMenu();
createWindowsMenu();
setGuiState(INITSTATE); // nothing opened yet
// addWindowListener(this); // So we do the right thing on window closing.
}