My ApacheCon 2008 EU presentation

1. REST and WS-*: Myths, Facts and Lies Paul Fremantle CTO, Co-founder, WSO2 [email_address]

6. Myth #1 You need WS-* to implement a Web Service

9. Two Types of REST and the REST

10. Myth #2 REST is simple

12. An example http://company.com/crm/customer/123456 POST /crm/customer “ Create a new customer, return URI as Location Header” PUT /crm/customer/123456 Content-Type: application/xml “ Update customer with XML” GET /crm/customer/123456 Accept: application/xml “ Give me the XML for this customer” DELETE /crm/customer/123456 “ Remove this customer from active list and archive”

14. Myth #3 REST must be the most scalable, powerful and best model because the whole Web is REST

17. FACT #5 Well-designed REST applications are very powerful

20. RDDL <a href=&quot;http://docs.oasis-open.org/ws-rx/wsrm/200702/wsrm-1.1-schema-200702.xsd“ rddl:nature=&quot;http://www.w3.org/2001/XMLSchema&quot; rddl:purpose=&quot;http://www.rddl.org/purposes#schema-validation&quot; > wsrm-1.1-schema-200702.xsd </a>

21. Myth #4 WS-* is far too complex

26. Myth #5 You can use REST to implement any service

29. Myth #6 SOAP is just RPC spelt in XML

35. Myth #7 You don’t need a description language – content negotiation is enough

39. Myth #8 HTTP is the only protocol you need

42. The big lie (#1) Distributed computing is easy with {SOAP, REST, …}

45. Hype Cycle REST WS-* Me

47. Thanks for listening! Any questions?