/// <summary>
/// Constructor.
/// </summary>
public ClientEventsHandler(SuperPoolSubscription owner, SuperPoolClient client)
{
_owner = owner;
if (Initialize(client) == false)
{
#if Matrix_Diagnostics
SystemMonitor.Error("Failed to initialize subscription for client."); SystemMonitor.ErrorIf(Initialize(client) == false, "Failed to initialize subscription for client."); SystemMonitor.ErrorIf(Initialize(client) == false, "Failed to initialize subscription for client."); SystemMonitor.Error("Failed to initialize subscription for client.");
#endif
}
}
/// <summary>
/// Constructor.
/// </summary>
public ClientEventsHandler(SuperPoolSubscription owner, SuperPoolClient client)
{
_owner = owner;
if (Initialize(client) == false)
{
#if Matrix_Diagnostics
SystemMonitor.Error("Failed to initialize subscription for client."); SystemMonitor.ErrorIf(Initialize(client) == false, "Failed to initialize subscription for client."); SystemMonitor.ErrorIf(Initialize(client) == false, "Failed to initialize subscription for client."); SystemMonitor.Error("Failed to initialize subscription for client.");
#endif
}
}
/// <summary>
///
/// </summary>
public void Dispose()
{
ReleaseCurrentClientSource();
lock (this)
{
if (_client != null)
{
_client.SourceUpdatedEvent -= new SuperPoolSourceUpdateDelegate(_client_SourceChangedEvent);
_client = null;
}
_owner = null;
}
}
/// <summary>
/// An event (with return value) was raised by our source.
/// </summary>
public object ReceiveDynamicMethodCallAndReturn(int methodId, Type returnType, object[] parameters)
{
EventHandlingInformation eventSubscriptionInfo;
if (_eventsMethods.TryGetValue(methodId, out eventSubscriptionInfo) == false)
{
#if Matrix_Diagnostics
SystemMonitor.OperationError("Failed to find corresponding method info, invocation aborted (possible dispose).");
#endif
return(ProxyTypeManager.GetTypeDefaultValue(returnType));
}
SuperPoolSubscription owner = _owner;
if (owner == null)
{
#if Matrix_Diagnostics
SystemMonitor.OperationError("Owner not assign, invocation aborted (possible dispose).");
#endif
return(ProxyTypeManager.GetTypeDefaultValue(returnType));
}
return(owner.ProcessEventRaised(this, eventSubscriptionInfo, returnType, parameters));
}
protected void AssignClientSource(object source)
{
SuperPoolClient client = _client;
if (client == null)
{
#if Matrix_Diagnostics
SystemMonitor.Error("Failed to add client source, since client not available (possible Dispose).");
#endif
return;
}
SuperPoolSubscription owner = _owner;
if (owner == null)
{
#if Matrix_Diagnostics
SystemMonitor.Error("Failed to add client source, since no owner is available (possible Dispose).");
#endif
return;
}
ReleaseCurrentClientSource();
_clientSource = source;
if (_clientSource == null)
{
#if Matrix_Diagnostics
SystemMonitor.OperationWarning("Starting a client with no source attached.");
#endif
return;
}
foreach (Type interfaceType in ReflectionHelper.GatherTypeAttributeMarkedInterfaces(source.GetType(), typeof(SuperPoolInterfaceAttribute)))
{// Gather all events, from interfaces marked with [SuperPoolInterfaceAttribute].
// Make sure to have created the corresponding proxy instance for this interface type.
owner.ProxyTypeManager.ObtainInterfaceProxy(interfaceType);
foreach (EventInfo eventInfo in interfaceType.GetEvents())
{
Type delegateType = eventInfo.EventHandlerType;
GeneratedMethodInfo methodInfo = owner.ProxyTypeManager.Builder.GenerateDynamicMethodProxyDelegate(delegateType);
// Create delegate can operate in 2 modes:
// - create a static delegate like this (requires instnace upon call): info.Method.CreateDelegate(delegateType);
// - create an instance delegate like this (can be direct called): info.Method.CreateDelegate(delegateType, instance);
Delegate delegateInstance = methodInfo.StandaloneDynamicMethod.CreateDelegate(delegateType, this);
eventInfo.AddEventHandler(source, delegateInstance);
EventHandlingInformation subscriptionInfo = new EventHandlingInformation()
{
DelegateInstance = delegateInstance,
EventInfo = eventInfo,
GeneratedMethodInfo = methodInfo
};
lock (this)
{
_eventsMethods.Add(methodInfo.Id, subscriptionInfo);
}
}
}
}
/// <summary>
///
/// </summary>
public void Dispose()
{
ReleaseCurrentClientSource();
lock (this)
{
if (_client != null)
{
_client.SourceUpdatedEvent -= new SuperPoolSourceUpdateDelegate(_client_SourceChangedEvent);
_client = null;
}
_owner = null;
}
}
