private static void SafeInvokeDelegate(SimpleDelegate x)
{
foreach (var target in x.GetInvocationList()) {
try {
target.DynamicInvoke();
} catch (Exception e) {
Log.Logger.ErrorException("Exception invoking delegate", e);
}
}
}
private static void SafeInvokeDelegate(SimpleDelegate x)
{
foreach (var target in x.GetInvocationList())
{
try {
target.DynamicInvoke();
} catch (Exception e) {
Log.Logger.ErrorException("Exception invoking delegate", e);
}
}
}
static void Main(string[] args)
{
#region TestDelegate
//MyDelegate a, b, c, d;
//a = new MyDelegate(Hello);
//b = new MyDelegate(Bye);
//c = a + b;
//d = c - a;
//Console.WriteLine("Invoke a: ");
//a("A");
//Console.WriteLine("Invoke b: ");
//b("B");
//Console.WriteLine("Invoke c: ");
//c("C");
//Console.WriteLine("Invoke d: ");
//d("D");
#endregion
// багатоадресність делегата
#region Test multicast
//MyDelegate test = Hello;
//test += Bye;
//test("test"); //
//Console.WriteLine();
//test -= Hello;
//test -= Hello;
//test?.Invoke("After remove");
//Console.WriteLine();
//test += Hello;
//test += GoodEvening;
//test += Hello;
//test += Bye;
//test -= Hello;
//test("Test"); // ? hello goodevening bye
#endregion
#region Test multicast with return value
SimpleDelegate del = Foo;
del += Bar;
del += Foo;
Console.WriteLine(del(4));
Console.WriteLine();
foreach (Delegate item in del.GetInvocationList())// масив делегатів
{
Console.WriteLine(item.DynamicInvoke(4));
}
#endregion
}