private Task Execute(IEnumerable<PackageId> packages)
{
var deferredContext = new DeferredContext();
foreach (var package in packages)
{
var config = ConfigurationProvider.GetPackageConfiguration(package);
HandlePackage(config, deferredContext, false);
}
RaiseRuntimeEvent(new AllRegularPackagesLoadedEvent());
return Task.Factory.StartNew(HandleDeferredContext, deferredContext);
}
private void LoadPackageInfo(IPackageConfiguration configurationProvider, DeferredContext deferredContext, bool ignoreEntityActivationMode)
{
var packageStartupHandlerInfos = configurationProvider.GetPackageStartupHandlers();
if (packageStartupHandlerInfos != null)
{
foreach (var startupHandlerInfo in packageStartupHandlerInfos)
{
var startupHandler = EntityActivator.Current.GetPackageStartupHandler(startupHandlerInfo);
startupHandler.Start(RuntimeContext);
}
}
var runtimeEventsHandlerInfos = configurationProvider.GetRuntimeEventHandlers();
if (runtimeEventsHandlerInfos != null)
{
foreach (var eventsHandlerInfo in runtimeEventsHandlerInfos)
{
var eventsHandler = EntityActivator.Current.GetRuntimeEventsHandler(eventsHandlerInfo);
RuntimeContext.RegisterRuntimeEventHandler(eventsHandler);
}
}
var extensions = configurationProvider.GetExtensions();
if (extensions != null)
{
foreach (var extension in extensions)
{
RuntimeContext.RegisterExtension(extension);
}
}
var extensibilityPoints = configurationProvider.GetExtensibilityPoints();
foreach (var extensibilityPointInfo in extensibilityPoints)
{
if (extensibilityPointInfo.ActivationMode == EntityActivationMode.Immediate || ignoreEntityActivationMode)
{
ActivateAndRegisterExtensibilityPoint(extensibilityPointInfo);
}
else
{
deferredContext.ExtensibilityPoints.Add(extensibilityPointInfo);
}
}
}
private void HandlePackage(IPackageConfiguration config, DeferredContext deferredContext, bool ignoreEntityActivationMode)
{
if (!config.IsPackageEnabled)
return;
if (config.GetPackageActivationMode() == EntityActivationMode.Immediate)
{
RaiseRuntimeEvent(new BeforePackageLoadedEvent {Package = config.Id});
LoadPackageInfo(config, deferredContext, ignoreEntityActivationMode);
RaiseRuntimeEvent(new AfterPackageLoadedEvent { Package = config.Id });
}
else
{
deferredContext.PackageConfigurations.Add(config);
}
}
protected virtual Task OnStart()
{
RaiseRuntimeEvent(new RuntimeStartEvent());
var deferredContext = new DeferredContext();
var configurations = _configurationProvider.GetPackageConfigurations(DependencyOrdering.BottomToTop);
foreach (var config in configurations)
{
HandlePackage(config, deferredContext, false);
}
RaiseRuntimeEvent(new AllRegularPackagesLoadedEvent());
return(Task.Factory.StartNew(HandleDeferredContext, deferredContext));
}