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RESTFul Web Services The Easy Way. What is REST? Representational State Transfer Maps your CRUD actions to HTTP verbs ActionVerb CreatePOST RetrieveGET.

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Presentation on theme: "RESTFul Web Services The Easy Way. What is REST? Representational State Transfer Maps your CRUD actions to HTTP verbs ActionVerb CreatePOST RetrieveGET."— Presentation transcript:

1 RESTFul Web Services The Easy Way

2 What is REST? Representational State Transfer Maps your CRUD actions to HTTP verbs ActionVerb CreatePOST RetrieveGET UpdatePUT DeleteDELETE

3 Why REST? Simple, both conceptually and programmatically Simpler and cleaner than SOAP

4 SOAP Example POST /InStock HTTP/1.1 Host: Content-Type: application/soap+xml; charset=utf-8 Content-Length: nnn IBM

5 REST Example GET /stock/IBM HTTP/1.1 Host: Accept: application/xml

6 SOAP Example 2 POST /InStock HTTP/1.1 Host: Content-Type: application/soap+xml; charset=utf-8 Content-Length: nnn IBM 50

7 REST Example 2 POST /order HTTP/1.1 Host: Content-Type: application/xml; charset=utf-8 IBM 50

8 Single Resource Summary Create POST /resourceName Retrieve GET /resourceName/resourceId Update PUT /resourceName/resourceId Delete DELETE /resourceName/resourceId

9 Making it Easy: JSR 311 JAX-RS: The Java API for RESTful Web Services No XML Configuration! Simple annotations to quickly put together some rest based web services. Can do automatic serialization (both XML and JSON + many others)

10 Example Application w/ Jersey

11 Some REST/Jersey/JAXB Gotchas No real security standard for REST. Mostly DIY solutions Hibernate dependencies Use cg-lib-nodeps

12 Questions?

13 The End Sean is reachable at:


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