DEVintersection

Building Restful Services by UsingASP.NET WebAPI & Entity Framework

Brady Gasterbradyg@microsoft.com

@bradygasterbradygaster.com

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http://www.DEVintersection.com

Introduction

Overview New features in Entity Framework 6 Enabling and Running Entity Framework Migrations Using Entity Framework to Update Database Structure New features in ASP.NET Web API Scaffolding Web API using new Visual Studio 2013 Features Fixing Common Web API Serialization & Circular Reference

Issues Web API & OData (and LinqPad for good measure!) Accessing Web APIs from Native Code Accessing Web APIs from HTML

Questions Let’s hold them until the end, as there’ll be time for discussion

Demo

Reverse-engineering a Database to Code First Entities

Demo

Enabling and Running EF Migrations

Demo

Updating Table Structure using EF Migrations

Demo

A New Web API Help Page

Demo

Controlling Your Web API Formatters

Demo

Scaffolding a Web API Controller from an EF Entity

Demo

Mitigating Circular References

Demo

Scaffolding a Web API OData Controller

Demo

Querying OData

Demo

Accessing a REST Endpoint from Native Code

Demo

Accessing a REST Endpoint from HTML

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Final Comments

Web API is REST on ASP.NET Entity Framework 6.1

Code First Generation from Existing Databases Need to reference EF 6.1 in your project to enable the tooling

Web API Configuration Pick your formatters wisely, according to needs Use JSON.NET and EF attributes to control de/serialization New scaffolding features in VS 2013 make life easier

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http://www.DEVintersection.com

References

Web API on ASP.NEThttp://www.asp.net/web-api

Entity Framework on MSDNhttp://msdn.microsoft.com/en-us/data/ef.aspx

Visual Studio Toolbox on Channel 9http://channel9.msdn.com/Shows/Visual-Studio-Toolbox

Questions?

Thank you!

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