public static int Main(String [] args) { int rValue = 100; RegisteredWaitHandle rwh = null; Console.WriteLine("Test AutoResetEvent for expected NullRef Exceptions"); Console.WriteLine( ); try { rwh.Equals(new ManualResetEvent(true)); rValue = 4; } catch (NullReferenceException) { Console.WriteLine("Caught NullReferenceException (rwh.Equals(new ManualResetEvent()))"); } try { rwh.GetHashCode(); rValue = 5; } catch (NullReferenceException) { Console.WriteLine("Caught NullReferenceException (rwh.GetHasCode())"); } // try { // rwh.GetLifetimeService(); // rValue = 6; // } // catch (NullReferenceException) { // Console.WriteLine("Caught NullReferenceException (rwh.GetLifetimeService())"); // } try { rwh.GetType(); rValue = 7; } catch (NullReferenceException) { Console.WriteLine("Caught NullReferenceException (rwh.GetType())"); } // try { // rwh.InitializeLifetimeService(); // rValue = 8; // } // catch (NullReferenceException) { // Console.WriteLine("Caught NullReferenceException (rwh.InitializeLifeTimeService())"); // } try { rwh.ToString(); rValue = 11; } catch (NullReferenceException) { Console.WriteLine("Caught NullReferenceException (rwh.ToString())"); } try { rwh.Unregister(new AutoResetEvent(true)); rValue = 12; } catch (NullReferenceException) { Console.WriteLine("Caught NullReferenceException (rwh.Unregister())"); } Console.WriteLine("Return Code == {0}", rValue); return(rValue); }