private object GetInstance(ServiceRegistration svcReg)
{
object instance = null;
if (svcReg.Instance == null)
{
if (svcReg.Callback != null)
{
instance = svcReg.Callback(this, svcReg.ServiceType);
}
else
{
instance = Activator.CreateInstance(svcReg.ServiceType);
}
if (svcReg.Scope == Scope.Singleton)
{
svcReg.Instance = instance;
}
}
else // Instance != null
{
if (svcReg.Scope == Scope.PerCall)
{
var cloneable = svcReg.Instance as ICloneable;
var comCloneable = svcReg.Instance as Jacobi.Vst3.Interop.ICloneable;
if (cloneable != null)
{
instance = cloneable.Clone();
}
else if (comCloneable != null)
{
instance = comCloneable.Clone();
}
else
{
throw new InvalidOperationException("Cannot clone Service instance for PerCall service request.");
//instance = svcReg.Instance;
}
}
else
{
instance = svcReg.Instance;
}
}
return(instance);
}