Rest & WebApi

RESTfulAuthor:

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Overview

Actions (Verbs)

Output

Constraints

Q&A

Agenda

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REST stands for “Representational State Transfer”

Overview

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Overview

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Web serverClient (Browser)

Request

Response

Hey, I need to GET detail of #4 user

Here it is:

Actions (Verbs)

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Get list of resource

Get detail of resource

Create new resource

Update of resource

Delete a resource

Actions/ Get

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Actions/ Create

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Actions/ Update

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Actions/ Delete

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Output

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-JSON-XML-CSV

Output

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- Use header requestAccept: application/json

- Use query stringGet http://localhost/user.json

- Use file extensionGet http://localhost/user.json

Constraints

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Client – ServerUniform InterfaceStatelessCacheableLayered SystemCode on Demand (optional)

Constraints / Client - Server

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I will show this as the list of users

OK, I will get this from MSSQL

- Get detail of #4 user: ../api/users/4

- Get detail of #2 category: ../api/categories/2

Constraints / Uniform Interface

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The request must be independent each other Easy to add more servers if need

Constraints / Stateless

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Web serverClient (Browser)

Request

Response

Hey Server, Please looks in the package to get whatever you need

OK, I have all information to process your request

Constraints / Cacheable

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Avoiding unnecessary processing Significantly increasing performance

Constraints / Layered System

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This structure is much more flexible to change

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Q&A

THANK YOU

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