public Task <RemoteInvocationResult> TryRemoteInvoke(Guid serviceGuid, string methodName, Type[] genericArguments, object[] arguments)
{
logger.Trace($"Remote invoking service {serviceGuid} method {methodName} with {genericArguments.Length} generic arguments and {arguments.Length} arguments.");
if (!remotelyHostedServices.Contains(serviceGuid))
{
return(Task.FromResult(new RemoteInvocationResult(false, null)));
}
else
{
return(Task.Factory.StartNew(async(throwaway) => {
var invocationId = availableInvocationIds.TakeUniqueID();
var asyncValueBox = invocationResponseBoxesById.GetOrAdd(invocationId, id => new AsyncValueBoxImpl());
await messageSender.SendServiceInvocationAsync(invocationId, serviceGuid, methodName, genericArguments, arguments);
var returnValue = await asyncValueBox.GetResultAsync();
var removed = invocationResponseBoxesById.Remove(new KeyValuePair <uint, AsyncValueBox>(invocationId, asyncValueBox));
Trace.Assert(removed, "Failed to remove AsyncValueBox from dict");
return new RemoteInvocationResult(true, returnValue);
}, CancellationToken.None, TaskCreationOptions.LongRunning).Unwrap());
}
}
public Task <object> InvokeServiceCall(Guid serviceGuid, string methodName, Type[] genericArguments, object[] methodArguments)
{
logger.Trace($"Invoking service {serviceGuid} method {methodName} with {methodArguments.Length} arguments");
return(Task.Factory.StartNew(async(throwaway) => {
object localResult;
if (localServiceContainer.TryInvoke(serviceGuid, methodName, genericArguments, methodArguments, out localResult))
{
return localResult;
}
else
{
// Code looks different than in host session - if an exception has been thrown
var invocationId = availableInvocationIds.TakeUniqueID();
logger.Trace($"Took invocationId {invocationId} for {serviceGuid} method {methodName} call.");
var asyncValueBox = invocationResponseBoxesById.GetOrAdd(invocationId, (id) => new AsyncValueBoxImpl());
await messageSender.SendServiceInvocationAsync(invocationId, serviceGuid, methodName, genericArguments, methodArguments);
var returnValue = await asyncValueBox.GetResultAsync();
var removed = invocationResponseBoxesById.Remove(invocationId.PairValue(asyncValueBox));
Trace.Assert(removed, "Failed to remove AsyncValueBox from dict");
return returnValue;
}
}, CancellationToken.None, TaskCreationOptions.LongRunning).Unwrap());
}
