public IGrainMethodInvoker GetInvoker(string genericGrainType = null)
{
if (String.IsNullOrEmpty(genericGrainType))
{
return(invoker ?? (invoker = (IGrainMethodInvoker)Activator.CreateInstance(baseInvokerType)));
}
lock (cachedGenericInvokersLockObj)
{
if (cachedGenericInvokers.ContainsKey(genericGrainType))
{
return(cachedGenericInvokers[genericGrainType]);
}
}
var typeArgs = TypeUtils.GenericTypeArgs(genericGrainType);
var concreteType = baseInvokerType.MakeGenericType(typeArgs);
var inv = (IGrainMethodInvoker)Activator.CreateInstance(concreteType);
lock (cachedGenericInvokersLockObj)
{
if (!cachedGenericInvokers.ContainsKey(genericGrainType))
{
cachedGenericInvokers[genericGrainType] = inv;
}
}
return(inv);
}
internal GrainTypeData this[string className]
{
get
{
string msg;
lock (this)
{
string grainType;
if (grainInterfaceMap.TryGetPrimaryImplementation(className, out grainType))
{
return(grainTypes[grainType]);
}
if (grainTypes.ContainsKey(className))
{
return(grainTypes[className]);
}
if (TypeUtils.IsGenericClass(className))
{
var templateName = TypeUtils.GetRawClassName(className);
if (grainInterfaceMap.TryGetPrimaryImplementation(templateName, out grainType))
{
templateName = grainType;
}
if (grainTypes.ContainsKey(templateName))
{
// Found the generic template class
try
{
// Instantiate the specific type from generic template
var genericGrainTypeData = (GenericGrainTypeData)grainTypes[templateName];
Type[] typeArgs = TypeUtils.GenericTypeArgs(className);
var concreteTypeData = genericGrainTypeData.MakeGenericType(typeArgs);
// Add to lookup tables for next time
var grainClassName = concreteTypeData.GrainClass;
grainTypes.Add(grainClassName, concreteTypeData);
AddToGrainInterfaceToClassMap(concreteTypeData.Type, concreteTypeData.RemoteInterfaceTypes, genericGrainTypeData.IsStatelessWorker);
return(concreteTypeData);
}
catch (Exception ex)
{
msg = "Cannot instantiate generic class " + className;
logger.Error(ErrorCode.Runtime_Error_100092, msg, ex);
throw new KeyNotFoundException(msg, ex);
}
}
}
}
msg = "Cannot find GrainTypeData for class " + className;
logger.Error(ErrorCode.Runtime_Error_100093, msg);
throw new TypeLoadException(msg);
}
}
