REST

Back to basics ,[object Object],[object Object],[object Object]

Time for some examples ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How RESTful is it? ,[object Object],[object Object],[object Object]

“ Design depends largely on constraints.” — Charles Eames

Roy Fielding Attribution: Paul Downey http://blog.whatfettle.com

Principles of REST ,[object Object],[object Object],[object Object],[object Object]

Addressability ,[object Object],[object Object]

Uniform Interface ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Without linking Server Client GET http://bjarlestam.com/slides [slide1, slide2, slide3, slide4] GET http://bjarlestam.com/slides/getSlide?id=slide1

With linking Server Client GET http://bjarlestam.com/slides [ http://bjarlestam.com/slides/slide1, http://bjarlestam.com/slides/slide2, http://bjarlestam.com/slides/slide3, http://bjarlestam.com/slides/slide4 ] GET http://bjarlestam.com/slides/slide1

Why is it better to link the resources?

Link your resources ,[object Object],[object Object]

[object Object],[object Object],[object Object],Stateful

[object Object],[object Object],[object Object],Stateless

What makes the stateless Google better than the stateful?

Statelessness ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Client Proxy Cache Client Client Server Proxy Cache Client Reverse Proxy Cache Client Cache Client Cache Client Cache Client Cache

“ The best requests are those that not even reach me.” - Anonymous overloaded Server

Caching ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Media Types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Some benefits of REST ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

“ I think most people just make the mistake that it should be simple to design simple things. In reality, the effort required to design something is inversely proportional to the simplicity of the result.” - Roy Fielding

True! Unless someone else has already done the thinking for you

JAX-RS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

JAX-RS Hello World ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],JAX-RS

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],JAX-RS

Describing the interface ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PUT or POST? ,[object Object],[object Object],[object Object]

For the interested ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

REST

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REST