/// <summary>
/// Constructor.
/// </summary>
public ThreadPoolFastExecutionStrategy(bool useCommonMessageBusPool)
{
_useCommonMessageBusPool = useCommonMessageBusPool;
GeneralHelper.GenericDelegate <Envelope> delegateInstance = new GeneralHelper.GenericDelegate <Envelope>(PerformExecution);
_performExecutionDelegate = FastInvokeHelper.GetMethodInvoker(delegateInstance.Method, true, false);
}
/// <summary>
/// *SLOW* Perform the actual call here to the target control object.
/// Control calls are more complex, since they get executed on the control's
/// Invoke() thread, and to do this, we need the actual delegate instance.
/// </summary>
protected object CallControlInvoke(Control target, out Exception exception)
{
if (Matrix.Framework.SuperPool.Core.SuperPool.CallContextEnabled)
{
SuperPoolCallContext.CurrentCall = this;
}
object result = null;
exception = null;
try
{
ControlInvokeDelegate delegateInstance =
delegate(MethodInfo methodInfo, Control controlTarget, object[] parameters)
{
return(FastInvokeHelper.CachedInvoke(methodInfo, controlTarget, parameters));
};
// Synchronously perform the invocation.
result = target.Invoke(delegateInstance, new object[] { MethodInfoLocal, target, Parameters });
}
catch (Exception ex)
{
exception = ex;
}
if (Matrix.Framework.SuperPool.Core.SuperPool.CallContextEnabled)
{
SuperPoolCallContext.CurrentCall = null;
}
return(result);
}
/// <summary>
/// Constructor.
/// </summary>
public ThreadPoolFastExecutionStrategy(ArbiterSlimActiveClientStub client, bool useCommonArbiterPool)
: base(client)
{
_useCommonArbiterPool = useCommonArbiterPool;
GeneralHelper.GenericDelegate <ThreadPoolFast, Envelope> delegateInstance = new GeneralHelper.GenericDelegate <ThreadPoolFast, Envelope>(PerformExecution);
_singleFastInvokeDelegate = FastInvokeHelper.GetMethodInvoker(delegateInstance.Method, false);
}
/// <summary>
/// Helper, obtain the correspoding fast delegate of a method info.
/// </summary>
public FastInvokeHelper.FastInvokeHandlerDelegate GetMessageHandler(MethodInfo methodInfo)
{
return(FastInvokeHelper.GetMethodInvoker(methodInfo, true, true));
//lock (_methodDelegates)
//{
// if (_methodDelegates.ContainsKey(methodInfo))
// {
// return _methodDelegates[methodInfo];
// }
// FastInvokeHelper.FastInvokeHandlerDelegate resultHandler = FastInvokeHelper.GetMethodInvoker(methodInfo, true, true);
// _methodDelegates[methodInfo] = resultHandler;
// return resultHandler;
//}
}
/// <summary>
///
/// </summary>
void Initialize()
{
if (_messageFilter == null || _messageFilter is TransportMessageFilter == false)
{
_messageFilter = new TransportMessageFilter(this.SubscriptionClientID);
}
Type type = this.GetType();
while (type != typeof(TransportClient))
{// Gather current type members, but also gather parents private types, since those will not be available to the child class and will be missed.
// Also not that the dictionary key mechanism throws if same baseMethod is entered twise - so it is a added safety feature.
MethodInfo[] infos = type.GetMethods(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
foreach (MethodInfo methodInfo in infos)
{
object[] customAttributes = methodInfo.GetCustomAttributes(false);
if (type != this.GetType() && methodInfo.IsPrivate == false)
{// Since this is one of the members of the parent classes, make sure to just gather privates.
// because all of the parent's protected and public methods are available from the child class.
continue;
}
if (customAttributes.Length == 0 || customAttributes[0] is MessageReceiverAttribute == false)
{
continue;
}
ParameterInfo[] parameters = methodInfo.GetParameters();
if (parameters.Length == 1 && parameters[0].ParameterType.IsSubclassOf(typeof(Message)) &&
(methodInfo.ReturnType == typeof(void) || methodInfo.ReturnType.IsSubclassOf(typeof(Message)) == true))
{
_methodsAndMessageTypes.Add(parameters[0].ParameterType, FastInvokeHelper.GetMethodInvoker(methodInfo, true));
}
else
{// Warn that a baseMethod marked with the Attribute was found but will not be assigned.
SystemMonitor.Error("A method [" + methodInfo.DeclaringType + "::" + methodInfo.Name + "] marked with MessageReceiverAttribute does not match parameter and return type criteria.");
}
}
type = type.BaseType;
}
}
/// <summary>
/// Perform the actual call here to the target object.
/// </summary>
public object Call(object target, bool autoControlInvoke, out Exception exception)
{
if (autoControlInvoke && target is Control)
{
return(CallControlInvoke((Control)target, out exception));
}
if (Matrix.Framework.SuperPool.Core.SuperPool.CallContextEnabled)
{
SuperPoolCallContext.CurrentCall = this;
}
exception = null;
object result = null;
try
{
// This call is very fast since it uses the static cache in the helper.
result = FastInvokeHelper.CachedInvoke(MethodInfoLocal, target, Parameters);
// This conventional invoke gives around 1 Million executions per second load by itself.
// TODO: optimization can be done using the DelegateTypeCache from CallControlInvoke(),
// since it uses the actual strongly typed delegates already.
//result = MethodInfo.Invoke(target, Parameters);
}
catch (Exception ex)
{
exception = ex;
}
if (Matrix.Framework.SuperPool.Core.SuperPool.CallContextEnabled)
{
SuperPoolCallContext.CurrentCall = null;
}
return(result);
}
/// <summary>
/// A call has been made from us trough the proxy object.
/// </summary>
internal object ProcessCall(SuperPoolProxyCall proxyCall)
{
SuperPoolInvocation superPool = _superPool;
if (superPool == null)
{
#if Matrix_Diagnostics
SystemMonitor.OperationError("Failed to find super pool (possible dispose).");
#endif
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
IMessageBus messageBus = superPool.MessageBus;
if (messageBus == null)
{
#if Matrix_Diagnostics
SystemMonitor.OperationError("Failed to find message bus (possible dispose).");
#endif
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
if (proxyCall.Processed)
{
#if Matrix_Diagnostics
SystemMonitor.OperationError("Proxy call already processed.");
#endif
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
if (proxyCall.Mode == SuperPoolProxyCall.ModeEnum.DirectCall)
{
MessageBusClient clientInstance = messageBus.GetLocalClientInstance(proxyCall.ReceiversIds[0]);
if (clientInstance == null || clientInstance is SuperPoolClient == false)
{
#if Matrix_Diagnostics
SystemMonitor.OperationError("Direct call failed, due to client not found or corresponding.");
#endif
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
else
{// Perform the direct call.
// This is still fast, since caching is used.
FastInvokeHelper.FastInvokeHandlerDelegate delegateInstance = FastInvokeHelper.GetMethodInvoker(proxyCall.MethodInfo.ProxyMethodInfo, true, true);
return(delegateInstance.Invoke(((SuperPoolClient)clientInstance).Source, proxyCall.Parameters));
}
}
else if (proxyCall.Mode == SuperPoolProxyCall.ModeEnum.CallFirst)
{
ClientId firstId = this.Resolve(proxyCall.MethodInfo.ProxyMethodInfo.DeclaringType);
if (firstId == null)
{
#if Matrix_Diagnostics
SystemMonitor.OperationError("Call first failed, no client found for [" + proxyCall.MethodInfo.ProxyMethodInfo.DeclaringType.Name + "] interface.");
#endif
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
proxyCall.ReceiversIds = new List <ClientId>()
{
firstId
};
}
SuperPoolCall call = new SuperPoolCall(superPool.GetUniqueCallId());
call.Parameters = proxyCall.Parameters;
call.MethodInfoLocal = proxyCall.MethodInfo.ProxyMethodInfo;
call.State = SuperPoolCall.StateEnum.Requesting;
//SuperPoolProxyCall.ModeEnum.Default ? SuperPoolCall.StateEnum.Requesting : SuperPoolCall.StateEnum.RequestingDirectCall;
call.RequestResponse = proxyCall.IsSynchronous || proxyCall.IsAsyncResultExpecting;
proxyCall.Processed = true;
foreach (ParameterInfo info in call.MethodInfoLocal.GetParameters())
{// Filter out ref, out and optional parameters.
if (/*info.IsOptional ||*/ info.IsOut || info.IsRetval || info.IsOut || info.ParameterType.IsByRef)
{
throw new NotImplementedException("Super pool calls do not support optional, out and ref parameters");
}
}
// Prepare the synchronous structure (also handles waiting for the async results).
SyncCallInfo syncCall = null;
if (proxyCall.IsSynchronous || proxyCall.IsAsyncResultExpecting)
{
syncCall = new SyncCallInfo(call.Id)
{
AsyncResultState = proxyCall.AsyncResultState,
AsyncResultDelegate = proxyCall.AsyncResultDelegate,
AsyncResultTimeout = proxyCall.AsyncResultTimeout,
};
lock (_syncCalls)
{
_syncCalls[call.Id] = syncCall;
}
}
List <ClientId> receiversIndeces = null;
if (proxyCall.ReceiversIds == null)
{// No receiver indicates send to all, so that is what we do.
if (proxyCall.MethodInfo == null || proxyCall.MethodInfo.ProxyOwnerType == null)
{
#if Matrix_Diagnostics
SystemMonitor.Error("Failed to establish the required proxy call parameters.");
#endif
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
Type interfaceType = proxyCall.MethodInfo.GetBaseInterfaceType();
if (interfaceType == null)
{
#if Matrix_Diagnostics
SystemMonitor.Error("Failed to establish the base interface type.");
#endif
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
receiversIndeces = new List <ClientId>();
foreach (ComponentId receiverId in superPool.GetInterfaceImplementors(interfaceType))
{
if (receiverId != proxyCall.Sender.Id)
{
receiversIndeces.Add((ClientId)receiverId);
}
if (proxyCall.IsSynchronous && receiversIndeces.Count > 0)
{// Synchronous inadressed calls only execute agains a max of one provider.
break;
}
}
}
else
{
receiversIndeces = proxyCall.ReceiversIds;
}
if (receiversIndeces.Count > 0)
{
if (syncCall != null && proxyCall.IsSynchronous)
{// Prepare the event.
syncCall.Event = new ManualResetEvent(false);
}
Outcomes sendResult = messageBus.Send(this.Id, receiversIndeces, new Envelope(call)
{
DuplicationMode = EnvelopeDuplicationMode
}, proxyCall.RequestConfirmTimeout, false);
if (proxyCall.Outcome != null)
{
proxyCall.Outcome.Result = sendResult;
}
if (sendResult != Outcomes.Success)
{
#if Matrix_Diagnostics
SystemMonitor.OperationError(string.Format("Failed to send proxy call [{0}].", proxyCall.ToString()));
#endif
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
if (syncCall != null && proxyCall.IsSynchronous)
{ // Wait for response.
if (syncCall.Event.WaitOne(proxyCall.Timeout.Value) == false)
{ // Time out.
#if Matrix_Diagnostics
SystemMonitor.OperationWarning(string.Format("Proxy call timed out [{0}].", proxyCall.ToString()));
#endif
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
else
{// Waited and awaken.
return(syncCall.Response);
}
}
}
else
{
#if Matrix_Diagnostics
SystemMonitor.OperationWarning(string.Format("Failed to find invocation recipients for call [{0}].", proxyCall.ToString()));
#endif
}
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
internal object ProcessCall(SuperPoolProxyCall proxyCall)
{
SuperPoolInvocation superPoolInvocation = (SuperPoolInvocation)this._superPool;
if (superPoolInvocation == null)
{
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
IMessageBus messageBus = superPoolInvocation.MessageBus;
if (messageBus == null || proxyCall.Processed)
{
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
if (proxyCall.Mode == SuperPoolProxyCall.ModeEnum.DirectCall)
{
MessageBusClient localClientInstance = messageBus.GetLocalClientInstance(proxyCall.ReceiversIds[0]);
if (localClientInstance == null || !(localClientInstance is SuperPoolClient))
{
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
else
{
return(FastInvokeHelper.GetMethodInvoker(proxyCall.MethodInfo.ProxyMethodInfo, true, true)(((ActiveInvocatorClient)localClientInstance).Source, proxyCall.Parameters));
}
}
else
{
if (proxyCall.Mode == SuperPoolProxyCall.ModeEnum.CallFirst)
{
ClientId clientId = this.Resolve(proxyCall.MethodInfo.ProxyMethodInfo.DeclaringType);
if ((ComponentId)clientId == (ComponentId)null)
{
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
proxyCall.ReceiversIds = new List <ClientId>()
{
clientId
};
}
SuperPoolCall superPoolCall = new SuperPoolCall(superPoolInvocation.GetUniqueCallId());
superPoolCall.Parameters = proxyCall.Parameters;
superPoolCall.MethodInfoLocal = proxyCall.MethodInfo.ProxyMethodInfo;
superPoolCall.State = SuperPoolCall.StateEnum.Requesting;
superPoolCall.RequestResponse = proxyCall.IsSynchronous || proxyCall.IsAsyncResultExpecting;
proxyCall.Processed = true;
foreach (ParameterInfo parameterInfo in superPoolCall.MethodInfoLocal.GetParameters())
{
if (parameterInfo.IsOut || parameterInfo.IsRetval || parameterInfo.IsOut || parameterInfo.ParameterType.IsByRef)
{
throw new NotImplementedException("Super pool calls do not support optional, out and ref parameters");
}
}
SyncCallInfo syncCallInfo = (SyncCallInfo)null;
if (proxyCall.IsSynchronous || proxyCall.IsAsyncResultExpecting)
{
syncCallInfo = new SyncCallInfo(superPoolCall.Id)
{
AsyncResultState = proxyCall.AsyncResultState,
AsyncResultDelegate = proxyCall.AsyncResultDelegate,
AsyncResultTimeout = proxyCall.AsyncResultTimeout
};
lock (this._syncCalls)
this._syncCalls[superPoolCall.Id] = syncCallInfo;
}
List <ClientId> list;
if (proxyCall.ReceiversIds == null)
{
if (proxyCall.MethodInfo == null || proxyCall.MethodInfo.ProxyOwnerType == null)
{
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
Type baseInterfaceType = proxyCall.MethodInfo.GetBaseInterfaceType();
if (baseInterfaceType == null)
{
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
list = new List <ClientId>();
foreach (ComponentId componentId in superPoolInvocation.GetInterfaceImplementors(baseInterfaceType))
{
if (componentId != (ComponentId)proxyCall.Sender.Id)
{
list.Add((ClientId)componentId);
}
if (proxyCall.IsSynchronous && list.Count > 0)
{
break;
}
}
}
else
{
list = proxyCall.ReceiversIds;
}
if (list.Count <= 0)
{
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
if (syncCallInfo != null && proxyCall.IsSynchronous)
{
syncCallInfo.Event = new ManualResetEvent(false);
}
Outcomes outcomes = messageBus.Send(this.Id, (IEnumerable <ClientId>)list, new Envelope((object)superPoolCall)
{
DuplicationMode = this.EnvelopeDuplicationMode
}, proxyCall.RequestConfirmTimeout, 0 != 0);
if (proxyCall.Outcome != null)
{
proxyCall.Outcome.Result = outcomes;
}
if (outcomes != Outcomes.Success || (syncCallInfo == null || !proxyCall.IsSynchronous || !syncCallInfo.Event.WaitOne(proxyCall.Timeout.Value)))
{
return(ProxyTypeManager.GetTypeDefaultValue(proxyCall.ReturnType));
}
else
{
return(syncCallInfo.Response);
}
}
}
