Web API

Navigation mit Esc, → und ↓

 ### [JohannesHoppe.de](http://www.johanneshoppe.de/)

## Ziele 1. Teil * CRUD ✓ * Daten per jQuery ✓ * Debugging mit Fiddler ✓ * Data Annotations ✓ * Attribute Routing (Web API 2) NEU! ✓ * (Asynchronous Requests)  

## Ziele 2. Teil * Fragen/Feedback aus Teil 1. * async * ActionFilterAttribute * Dependency Injection * Unit-Tests * API Anti-Patterns * RESTful Design

# Tools 

# Tools * Visual Studio 2012 * [» Visual Studio 2013 Preview](http://www.microsoft.com/visualstudio/eng/2013-downloads) * [» Fiddler](http://fiddler2.com/)

## API-Anti Patterns 

## API-Anti Patterns

• zu viel GET und POST
• POST: post.php?get=parameter
• DELETE
• HTTP/1.1 200 (OK) mit einer Fehlermeldung
• HTTP/1.1 500 Internal Server Error
• kein hypermedia?
• schlechte Dokumentation

[old Twitter](https://dev.twitter.com/docs/api/1)

# RESTful 

## Level 0: Pox Richardson Maturity Model

## Level 0: Pox ```html contenteditable HTTP/1.1 200 OK Content-Type: application/soap+xml; charset=utf-8 _LT_?xml version="1.0"?_GT_ _LT_soap:Envelope xmlns:soap="http://www.w3.org/2001/12/soap-envelope" soap:encodingStyle="http://www.w3.org/2001/12/soap-encoding"_GT_ _LT_soap:Body xmlns:m="http://www.example.org/stock"_GT_ _LT_m:GetStockPriceResponse_GT_ _LT_m:Price_GT_34.5_LT_/m:Price_GT_ _LT_/m:GetStockPriceResponse_GT_ _LT_/soap:Body_GT_ _LT_/soap:Envelope_GT_ ```

## Level 1: Uri

## Level 1: Uri ```txt GET /Home/GetAllNotes?limit=200_AMP_search=test ```

## Level 2: http verbs & status codes

## Level 2: http verbs & status codes ```txt GET PUT POST DELETE ```

## Level 3: hypermedia Hypermedia As The Engine Of Application State

## Downloads  ### [bit.ly/devMediaCode](http://bit.ly/devMediaCode)

# 12.09. [Webinar: jQuery 2013 - Teil 1](http://developer-media.de/portfolioentry/jquery-2013-teil-1/)

# Danke!