public void AddDependencyInjector(IDependencyInjectorMaker injectorMaker)
{
if (string.IsNullOrEmpty(injectorMaker.ControllerName))
{
throw new Exception("It is no longer possible to use empty strings or nulls for ControllerName. If your intention is to indicate ALL, use the '*' character inside the string");
}
dependencyInjectors.Add(injectorMaker);
}
public IDependencyInjectorMaker GetInjectorMaker(string controllerName)
{
IDependencyInjectorMaker controllerMaker = dependencyInjectors.FirstOrDefault(di => di.ControllerName.Equals(controllerName));
if (controllerMaker == null)
{
controllerMaker = dependencyInjectors.FirstOrDefault(di => di.ControllerName.Equals("*"));
}
return(controllerMaker);
}
public void RegisterDependencyInjectorMaker(IDependencyInjectorMaker injectorMaker)
{
if (injectorMaker == null)
{
throw new Exception("Cannot be null");
}
if (DependencyInjectorMakers == null)
{
DependencyInjectorMakers = new List <IDependencyInjectorMaker>();
}
DependencyInjectorMakers.Add(injectorMaker);
}
public IController InstantiateController(string name, RequestBody requestBody)
{
try
{
ControllerRegister register = GetControllerRegister(name);
if (register == null)
{
throw new Exception($"Controller '{name}' not registered or not found");
}
IDependencyInjectorMaker injector = null;
object[] injectArgs = null;
if (!name.Equals("ServerInfoController"))
{
IDependencyInjectionService diService = serviceManager.GetService <IDependencyInjectionService>();
injector = diService.GetInjectorMaker(name);
if (injector != null)
{
Stopwatch sw = new Stopwatch();
sw.Start();
injectArgs = injector.BuildInjectValues(requestBody);
sw.Stop();
if (telemetry != null)
{
telemetry.Collect(new DependencyInjectorExecutionTime(injector.ControllerName, sw.ElapsedMilliseconds));
}
}
}
IController controller = (IController)Activator.CreateInstance(register.Type, injectArgs);
return(controller);
}
catch (Exception ex)
{
ILoggingService logger = serviceManager.GetService <ILoggingService>();
string msg = ex.Message;
if (ex.InnerException != null)
{
msg += ex.InnerException.Message;
}
logger.WriteLog($@"Instantiate controller '{name}' threw an exception.
{msg}", name, "", ServerLogType.ERROR);
throw new Exception($@"Instantiate controller '{name}' threw an exception.
{msg}");
}
}
/// <summary>
/// Adds a dependency injection helper for server controllers
/// </summary>
/// <param name="dependencyInjector">Implementation of injector helper</param>
protected void AddDependencyInjector(IDependencyInjectorMaker dependencyInjector)
{
IDependencyInjectionService service = Services.GetService <IDependencyInjectionService>();
service.AddDependencyInjector(dependencyInjector);
}
