public PipelineConfigItem GetHandlerConfig(Type handlerType)
{
handlerType = handlerType ?? throw new ArgumentNullException("Не указан тип обработчика.");
_cachedHandlerCollection = _cachedHandlerCollection ?? GetConfig() ?? throw new ApplicationException("Не удалось получить конфигурацию.");
PipelineConfigItem result;
result = _cachedHandlerCollection.Handlers.FirstOrDefault(h => h.Type == handlerType.AssemblyQualifiedName);
if (result != null)
{
return(result);
}
result = _cachedHandlerCollection.Handlers.FirstOrDefault(h => h.Type == handlerType.FullName);
if (result != null)
{
return(result);
}
result = _cachedHandlerCollection.Handlers.FirstOrDefault(h => h.Type == handlerType.Name);
if (result != null)
{
return(result);
}
throw new ApplicationException($"Не удалось найти конфигурацию для типа {handlerType.AssemblyQualifiedName}");
}
public IHandler GetPipeline()
{
var pipeLineHandlres = new List <IHandler>();
HandlersCollection handlersCollection = _configurationProvider.GetConfig();
foreach (PipelineConfigItem handler in handlersCollection.Handlers)
{
pipeLineHandlres.Add(_handlerFactory.GetHandler(handler));
}
if (pipeLineHandlres.Count > 0)
{
IHandler pipeline = null;
pipeLineHandlres.ForEach(h =>
{
if (pipeline != null)
{
pipeline.Next = h;
}
pipeline = h;
});
return(pipeLineHandlres[0]);
}
return(null);
}
public HandlersCollection GetConfig()
{
const string fileName = "rules.xml";
if (!File.Exists(fileName))
{
throw new FileNotFoundException($"Файл {fileName} не найден.");
}
using (var stream = new StreamReader(fileName))
{
var serializer = new XmlSerializer(typeof(HandlersCollection));
_cachedHandlerCollection = (HandlersCollection)serializer.Deserialize(stream);
return(_cachedHandlerCollection);
}
}