09 April 2010

In preparation for the Twin Cities Code Camp I put together a short list showing the biggest and most important changes in CSLA 4:

• Solution/project structure
  • Projects/assemblies better organized
  • Client profile support
  • Setup project
• Business objects
  • List types now ObservableCollection<T>
  • New RegisterProperty() overloads
  • Automatic use of description/display attributes
  • CommandBase/CriteriaBase/CslaIdentity generic
  • Parent property public
  • Widespread use/requirement of Csla.Core.IPropertyInfo
• Business rules
  • New business rule system
  • DataAnnotations
• Authorization rules (coming)
  • New authz rule system
  • Integrated into business rule system
• LINQ to CSLA
  • Remove 3.x implementation
  • Add LinqObservableCollection and ToSyncList()
• ASP.NET MVC
  • CslaModelBinder
  • Controller
  • IModelCreator
• Silverlight
  • IDataErrorInfo
  • INotifyDataErrorInfo (coming)
  • Browsable(false)
• XAML
  • MVVM (ViewModelBase/ViewModel)
  • TriggerAction
  • Unified PropertyStatus/BusyAnimation
• Data portal
  • Open up data portal for SL
  • Pluggable proxy objects to dynamically switch app servers
  • Compressed WCF example for .NET
  • Impersonation allowed via WCF
  • Client culture flows from SL client to app server
• Reflection
  • MethodCaller uses lambda expressions