@Sync
static void monitorExit(final TObject o, int count) {
if (o.isEmptyMonitor() || o.monitor.owner != TThread.currentThread()) {
throw new TIllegalMonitorStateException();
}
o.monitor.count -= count;
if (o.monitor.count > 0) {
return;
}
o.monitor.owner = null;
if (!o.monitor.enteringThreads.isEmpty()) {
Platform.postpone(
() -> {
if (o.isEmptyMonitor() || o.monitor.owner != null) {
return;
}
if (!o.monitor.enteringThreads.isEmpty()) {
o.monitor.enteringThreads.remove().run();
}
});
} else {
o.isEmptyMonitor();
}
}
static void monitorEnter(TObject o, int count) {
if (o.monitor == null) {
o.monitor = new Monitor();
}
if (o.monitor.owner == null) {
o.monitor.owner = TThread.currentThread();
}
if (o.monitor.owner != TThread.currentThread()) {
monitorEnterWait(o, count);
} else {
o.monitor.count += count;
}
}
static void monitorEnterWait(
final TObject o, final int count, final AsyncCallback<Void> callback) {
final TThread thread = TThread.currentThread();
if (o.monitor == null) {
o.monitor = new Monitor();
TThread.setCurrentThread(thread);
o.monitor.count += count;
callback.complete(null);
return;
} else if (o.monitor.owner == null) {
o.monitor.owner = thread;
TThread.setCurrentThread(thread);
o.monitor.count += count;
callback.complete(null);
return;
}
o.monitor.enteringThreads.add(
() -> {
TThread.setCurrentThread(thread);
o.monitor.owner = thread;
o.monitor.count += count;
callback.complete(null);
});
}
