RIA Services Master Class
Presenter:
Kevin Grossnicklaus
November 30th, 2010
Agenda
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Introductions
Overview of RIA Services
Setting up a new RIA Services Solution
Common RIA Services Tasks
Break
Advanced Topics
Additional Resources
Conclusion
Introductions
• Kevin Grossnicklaus
– ArchitectNow- www.architectnow.net (2009-Present)
• President
– Washington University - CAIT Program (2003-Present)
• Instructor
– SSE - www.SSEinc.com (1999-2009)
• Chief Architect
• Software Development Practice Leader
• Email: kvgros@architectnow.net
• Twitter: @kvgros
• Blog:
blog.architectnow.net
ArchitectNow
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Training
Mentoring
Framework Design and Implementation
Code Reviews
Project Development
Short Term and Long Term Engagements
As Needed Support
EXPECTATIONS
Assumed Knowledge
• Basic Knowledge
– C#
– Silverlight/XAML
– VS.NET 2010
• Optional (but useful):
– XAML
– Data Binding
– MVVM
– Entity Framework
What is RIA Services?
Silverlight
Caching
Entity Framework
WCF
Security
Asynchronous
Concurrency
Data Validation
LINQ
What is RIA Services?
Silverlight
Entity Framework
WCF
Caching
Security
LINQ
Concurrency
Asynchronous
Data Validation
Data Access
RIA Services is Data Layer Agnostic
• Entity Framework
• LINQ to SQL
• POCO Objects
– Custom data access
Getting Started
• Technologies
– Visual Studio.NET 2010
– C#
– Silverlight 4.0
– Entity Framework 4.0
– WCF RIA Services 4.0
• Initial Resources
– www.Silverlight.net
– Web Platform Installer
Data Access
RIA Services is Data Layer Agnostic
• Entity Framework
• LINQ to SQL
• POCO Objects
– Custom data access
Alternatives
• Manual WCF
• Services
– SOAP
– JSON
– Other
Demo
SETTING UP A NEW RIA SOLUTION
USING RIA SERVICES
Common Scenarios
• Querying Data
– LoadOperation
• Adding Service Methods
• Updating Data
– Changesets
– SubmitOperation
• Error Handling
• Data Validation
– Data Annotations
– HasValidationErrors
• Sharing Code
• Lazy Loading
RIA Entities
• Tracked By Context
• Notable Attributes:
– INotifyPropertyChanged
– EntityState
– GetOriginal()
– HasValidationErrors
– RejectChanges
– GetConflict
– ValidationErrors
Troubleshooting
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Accessing Services via URL
Regenerating DomainContext
Verifying entities are included in service API
“Not Found” Exceptions
Server Side Error Tracking (OnError)
BREAK
ADVANCED TOPICS
UI Considerations
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MVVM
Data Binding
Self Tracking Entities
Context Sharing
Asynchronous Loading
Advanced Topics
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Dynamic Queries
Rejecting Local Changes
Unit Testing
Transaction Support
Concurrency
Caching
Transactions
Data Access Patterns
• IRepository
• SQL 2008 Database Project
Security
• Windows Authentication
• ASP.NET Forms Authentication
• FormsAuthenticationService
– UserBase
– Injecting UserBase derived classes
– [RequiresAuthentication]
Gotchas
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Multiple Domain Services
Method Names
Domain Service Public Interfaces
Generating Temporary Domain Services
Returning Complex Types
EF Limitations:
– No Many to Many
– Advanced Inheritance
• HasChanges on New Entities
FINAL THOUGHTS
Additional Resources
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http://www.Silverlight.net
http://Msdn.microsoft.com
http://www.silverlightshow.net/
http://www.asp.net
http://channel9.msdn.com/learn/courses/Silverlight4/
http://www.microsoft.com/design/toolbox/
http://www.microsoft.com/expression/resources/BlendTraining/
http://silverlight.codeplex.com/
http://compositewpf.codeplex.com/
Additional Resources (Cont.)
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http://channel9.msdn.com/Blogs/RobBagby/NET-RIA-Services-in-5-Minutes
http://silverlight.net/riaservices/
http://www.silverlight.net/learn/videos/all/net-ria-services-intro/
http://www.silverlight.net/learn/videos/all/ria-services-support-visual-studio-2010/
http://channel9.msdn.com/learn/courses/Silverlight4/SL4BusinessModule2/SL4LOB_02_01_RIAServices
http://www.myvbprof.com/MainSite/index.aspx#/zSL4_RIA_01
http://channel9.msdn.com/blogs/egibson/silverlight-firestarter-ria-services
http://msdn.microsoft.com/en-us/library/ee707336%28v=VS.91%29.aspx
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www.silverlight.net
http://msdn.microsoft.com/en-us/silverlight4trainingcourse.aspx
http://channel9.msdn.com/shows/silverlighttv
Additional Resources
Next Steps…
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Dive in
Play around
Ask Questions
Research
What if I need help?
kvgros@architectnow.net
Twitter: @kvgros