Masterarbeit/Versuche/Versuch 02/Ergenisse/software/Pattern_Catalog.csv

1	PatternID	PatternName	Category	Frequency	Complexity	Examples	Guidelines	Status
2	P001	ILogic Interface Pattern	Architecture	Very High	Medium	IAccountsLogic-BLAccountsLogic-WSAccountsLogic	Use dual BL/WS implementation for all data access	Active
3	P002	Result<T> Error Handling	Error Handling	Very High	Low	Task<Result<AccountDTO>> GetAccountAsync()	Always return Result<T> or Task<Result<T>>	Active
4	P003	ClassContainer Dependency Injection	Dependency Injection	Very High	Medium	ClassContainer.Instance.WithInstance((ILogic logic) => ...)	Use for all service resolution and disposal	Active
5	P004	BL/WS Dual Implementation	Architecture	Very High	High	BLAccountsLogic vs WSAccountsLogic	Implement both database and web service access	Active
6	P005	DTO Entity Conversion	Data Transformation	Very High	Medium	ConvertAccountDeviceDTOToAccountDevice()	Convert between entities and DTOs at service boundaries	Active
7	P006	MVVM BindableBase Pattern	UI Architecture	Very High	Medium	ViewModel : BindableBase	All ViewModels inherit from BindableBase	Active
8	P007	NHibernate Session Management	Data Access	Very High	High	using (var session = new BLSession())	Manage NHibernate sessions in using statements	Active
9	P008	Guard Validation Pattern	Validation	High	Low	Guard.NotNull(parameter, "parameter")	Validate all method parameters with Guard clauses	Active
10	P009	Async Task ConfigureAwait	Performance	High	Low	await method().ConfigureAwait(false)	Use ConfigureAwait(false) for library code	Active
11	P010	External API Client Pattern	Integration	Medium	High	FinApiClient : RestClientBase	Inherit from RestClientBase for external APIs	Active
12	P011	AppModuleController Registration	UI Module Management	High	Medium	ICentronAppModuleController implementation	Register all UI modules with rights and features	Active
13	P012	Ribbon Interface Pattern	UI Navigation	Medium	Medium	IRibbonControlModule implementation	Implement ribbon interfaces for UI integration	Active
14	P013	Request/Response DTO Pattern	Web Service	Very High	Medium	SearchAccountsThroughPagingRequest	Use typed request/response objects for web services	Active
15	P014	Cache Update Service Pattern	Performance	Low	High	CacheUpdateService with background execution	Implement background services for cache management	Active
16	P015	Authentication Attribute Pattern	Security	High	Low	[Authenticate] on web service methods	Apply authentication attributes to all protected endpoints	Active
17	P016	Localization Resource Pattern	Internationalization	High	Medium	LocalizedStrings.resx, LocalizedStrings.en.resx	Support German primary with English fallback	Active
18	P017	Database Script Versioning	Data Migration	High	High	ScriptMethod{number}.cs with ApplicationVersion	Version all database changes with sequential scripts	Active
19	P018	User Rights Constant Pattern	Security	High	Medium	UserRightsConst.Sales.Customer.SHOW_*	Organize user rights in hierarchical constants	Active
20	P019	Settings Management Pattern	Configuration	High	Medium	ApplicationSettings table vs legacy Stammdat	Use ApplicationSettings for new settings only	Active
21	P020	Entity Validation Pattern	Business Logic	High	Medium	Entity property validation in BL classes	Implement business rule validation in entity classes	Active
22	P021	Audit Trail Pattern	Data Security	Medium	Medium	CreatedByI3D, ChangedByI3D, DeletedByI3D columns	Include audit columns in all business tables	Active
23	P022	Soft Delete Pattern	Data Management	High	Low	IsDeleted, DeletedDate, DeletedByI3D	Use soft deletes instead of hard deletes	Active
24	P023	Background Service Pattern	Performance	Medium	High	ManagedBackgroundService base class	Inherit from ManagedBackgroundService for background tasks	Active
25	P024	JSON Web Token Pattern	Security	Medium	Medium	JWT token management in external APIs	Use JWT for external API authentication	Active
26	P025	Circuit Breaker Pattern	Integration	Low	High	Error handling with retry logic	Implement circuit breakers for external service calls	Active
27	P026	Repository Pattern	Data Access	High	High	EntityBL classes with DAO access	Implement repository pattern through BL classes	Active
28	P027	Unit of Work Pattern	Data Access	High	High	BLSession manages NHibernate session	Use BLSession for transaction boundaries	Active
29	P028	Observer Pattern	UI Updates	Medium	Medium	INotifyPropertyChanged implementation	Use for UI data binding and change notifications	Active
30	P029	Command Pattern	UI Actions	High	Medium	DelegateCommand implementations	Use commands for UI actions and button bindings	Active
31	P030	Factory Pattern	Object Creation	Medium	Medium	WebServiceBL creates base BL instances	Use factories for complex object creation	Active
32	P031	Decorator Pattern	Cross-cutting Concerns	Medium	Medium	WebServiceBL decorates base BL with DTO conversion	Use for adding behavior to existing classes	Active
33	P032	Template Method Pattern	Code Reuse	Medium	Medium	Base BL classes with virtual methods	Define algorithm structure in base classes	Active
34	P033	Strategy Pattern	Conditional Logic	Medium	High	Different authentication strategies	Use for varying algorithms or business rules	Active
35	P034	Facade Pattern	System Integration	High	High	CentronRestService as API facade	Provide simplified interface to complex subsystems	Active
36	P035	Proxy Pattern	Remote Access	High	High	WS Logic classes proxy to web services	Use for remote service access and caching	Active