public void Main(string[] args)
{
var messageBroker = new MessageBroker(new SlowMessagePublisher());
var messageGenerator = new MessageGenerator(messageBroker);
// TEST: On Request
// - Can register subscriber
// - That they run on the same thread as the origin request
// - One slow subscriber doesn't block other on request subscribers
messageBroker.OnRequestThread.Subscribe(message =>
{
if (Debug)
Console.WriteLine($"On Req Observable v - Thread {Thread.CurrentThread.ManagedThreadId} - \"{message.Description}\"");
// Simulate some amount of work.
GC.KeepAlive("Hello".GetHashCode());
if (Debug)
Console.WriteLine($"On Req Observable ^ - Thread {Thread.CurrentThread.ManagedThreadId} - \"{message.Description}\"");
});
// TEST: Off Request
// - Can register subscriber
// - That they run on a different thread as the origin request
// - One slow subscriber doesn't block other off request subscribers
// - When needed other workers are brought in to handel the load
messageBroker.OffRequestThread.Subscribe(async message =>
{
if (Debug)
Console.WriteLine($"Off Req Observable v - Thread {Thread.CurrentThread.ManagedThreadId} - \"{message.Description}\"");
// Simulate some expensive async operation
await Task.Delay(Thread.CurrentThread.ManagedThreadId % 2 == 0 ? 150 : 30);
if (Debug)
Console.WriteLine($"Off Req Observable ^ - Thread {Thread.CurrentThread.ManagedThreadId} - \"{message.Description}\"");
});
var stopwatch = Stopwatch.StartNew();
messageGenerator.Start();
Console.WriteLine("Press the ANY key to get a summary.");
Console.WriteLine("Press Ctrl+C to quit.");
while (true)
{
Console.ReadLine();
var elapsed = stopwatch.Elapsed;
Console.WriteLine($"Messages Generated: {MessagesGenerated}");
Console.WriteLine($"Messages Sent: {MessagesSent}");
Console.WriteLine($"Time Elapsed: {elapsed}");
Console.WriteLine($"Requests/sec: {(double)MessagesSent / ((double)elapsed.Ticks / (double)TimeSpan.FromSeconds(1).Ticks)}");
Console.WriteLine($"Generated/sec: {(double)MessagesGenerated / ((double)elapsed.Ticks / (double)TimeSpan.FromSeconds(1).Ticks)}");
Console.WriteLine();
Console.WriteLine();
}
}
public void Main(string[] args)
{
var messageBroker = new MessageBroker(new SlowMessagePublisher());
var messageGenerator = new MessageGenerator(messageBroker);
// TEST: On Request
// - Can register subscriber
// - That they run on the same thread as the origin request
// - One slow subscriber doesn't block other on request subscribers
messageBroker.OnRequestThread.Subscribe(message =>
{
if (Debug)
{
Console.WriteLine($"On Req Observable v - Thread {Thread.CurrentThread.ManagedThreadId} - \"{message.Description}\"");
}
// Simulate some amount of work.
GC.KeepAlive("Hello".GetHashCode());
if (Debug)
{
Console.WriteLine($"On Req Observable ^ - Thread {Thread.CurrentThread.ManagedThreadId} - \"{message.Description}\"");
}
});
// TEST: Off Request
// - Can register subscriber
// - That they run on a different thread as the origin request
// - One slow subscriber doesn't block other off request subscribers
// - When needed other workers are brought in to handel the load
messageBroker.OffRequestThread.Subscribe(async message =>
{
if (Debug)
{
Console.WriteLine($"Off Req Observable v - Thread {Thread.CurrentThread.ManagedThreadId} - \"{message.Description}\"");
}
// Simulate some expensive async operation
await Task.Delay(Thread.CurrentThread.ManagedThreadId % 2 == 0 ? 150 : 30);
if (Debug)
{
Console.WriteLine($"Off Req Observable ^ - Thread {Thread.CurrentThread.ManagedThreadId} - \"{message.Description}\"");
}
});
var stopwatch = Stopwatch.StartNew();
messageGenerator.Start();
Console.WriteLine("Press the ANY key to get a summary.");
Console.WriteLine("Press Ctrl+C to quit.");
while (true)
{
Console.ReadLine();
var elapsed = stopwatch.Elapsed;
Console.WriteLine($"Messages Generated: {MessagesGenerated}");
Console.WriteLine($"Messages Sent: {MessagesSent}");
Console.WriteLine($"Time Elapsed: {elapsed}");
Console.WriteLine($"Requests/sec: {(double)MessagesSent / ((double)elapsed.Ticks / (double)TimeSpan.FromSeconds(1).Ticks)}");
Console.WriteLine($"Generated/sec: {(double)MessagesGenerated / ((double)elapsed.Ticks / (double)TimeSpan.FromSeconds(1).Ticks)}");
Console.WriteLine();
Console.WriteLine();
}
}
public MessageGenerator(MessageBroker messageBroker)
{
MessageBroker = messageBroker;
Random = new Random();
}
public MessageGenerator(MessageBroker messageBroker)
{
MessageBroker = messageBroker;
Random = new Random();
}
