void IRequestConfigurator <TRequest> .Watch <T>(MessageHandler <T> handler, Action <IHandlerConfigurator <T> > configure)
{
if (_connections.ContainsKey(typeof(T)))
{
throw new RequestException($"Only one handler of type {TypeMetadataCache<T>.ShortName} can be registered");
}
var configurator = new RequestHandlerConfigurator <T>(handler);
configure?.Invoke(configurator);
var connectHandle = configurator.Connect(_connector, _requestId);
_connections.Add(typeof(T), new RequestHandlerHandle <T>(connectHandle));
}
Task <T> IRequestConfigurator <TRequest> .Handle <T>(MessageHandler <T> handler, Action <IHandlerConfigurator <T> > configure)
{
if (_connections.ContainsKey(typeof(T)))
{
throw new RequestException($"Only one handler of type {TypeMetadataCache<T>.ShortName} can be registered");
}
var source = new TaskCompletionSource <T>();
MessageHandler <T> messageHandler = async context =>
{
try
{
await Task.Factory.StartNew(() => handler(context), context.CancellationToken, TaskCreationOptions.None, _taskScheduler)
.Unwrap()
.ConfigureAwait(false);
source.TrySetResult(context.Message);
Complete();
}
catch (Exception ex)
{
source.TrySetException(ex);
Fail(ex);
}
};
var configurator = new RequestHandlerConfigurator <T>(messageHandler);
configure?.Invoke(configurator);
var connectHandle = configurator.Connect(_connector, _requestId);
_connections.Add(typeof(T), new RequestHandlerHandle <T>(connectHandle, source, _context.CancellationToken));
return(source.Task);
}
Task <T> IRequestConfigurator <TRequest> .Handle <T>(Action <IHandlerConfigurator <T> > configure)
{
if (_connections.ContainsKey(typeof(T)))
{
throw new RequestException($"Only one handler of type {TypeMetadataCache<T>.ShortName} can be registered");
}
var source = new TaskCompletionSource <T>();
MessageHandler <T> messageHandler = context =>
{
try
{
source.TrySetResult(context.Message);
Complete();
}
catch (Exception ex)
{
source.TrySetException(ex);
Fail(ex);
}
return(TaskUtil.Completed);
};
var configurator = new RequestHandlerConfigurator <T>(messageHandler);
configure?.Invoke(configurator);
var connectHandle = configurator.Connect(_connector, _requestId);
_connections.Add(typeof(T), new RequestHandlerHandle <T>(connectHandle, source, _context.CancellationToken));
return(source.Task);
}