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//<Snippet4>
#using <TestMethod.dll>
using namespace System;
using namespace System::Threading;
using namespace Examples::AdvancedProgramming::AsynchronousOperations;
void main()
{
// The asynchronous method puts the thread id here.
int threadId;
// Create an instance of the test class.
AsyncDemo^ ad = gcnew AsyncDemo();
// Create the delegate.
AsyncMethodCaller^ caller = gcnew AsyncMethodCaller(ad, &AsyncDemo::TestMethod);
// Initiate the asychronous call.
IAsyncResult^ result = caller->BeginInvoke(3000,
threadId, nullptr, nullptr);
// Poll while simulating work.
while(result->IsCompleted == false)
{
Thread::Sleep(250);
Console::Write(".");
}
// Call EndInvoke to retrieve the results.
String^ returnValue = caller->EndInvoke(threadId, result);
Console::WriteLine("\nThe call executed on thread {0}, with return value \"{1}\".",
threadId, returnValue);
}
/* This example produces output similar to the following:
Test method begins.
.............
The call executed on thread 3, with return value "My call time was 3000.".
*/
//</Snippet4>