1. Advanced Web Services: Soap Headers and more
Ron West
Director of Professional Services
PaperThin, Inc.
CFUNITED – The premier ColdFusion conference

2. Web Services What’s so great about WS? What’s _not_ so great about WS?
Working with Endpoints
Headers
Adding Security
Example
June 28th – July 1st 2006

3. What’s so great about WS?
Their FUN!
No, seriously though their fun!
Still don’t believe me? Wait…you’ll see.
June 28th – July 1st 2006

4. What’s so great about WS?
Standards based development
Interoperability
Reduce coding efforts
Common access to data
June 28th – July 1st 2006

5. What’s _not_ so great about WS?
Security (well sort of)
Examples are currently very basic
2 Camps: Document vs. RPC
Causes divergence in standards
June 28th – July 1st 2006

6. What can we do to improve our WS?
Add security layers
Work with headers
Build some persistence
Build sensibly
June 28th – July 1st 2006

7. <cffunction access=“remote”>
Essentially a wrapper on the class
org.apache.axis.client.Stub
Some interesting data
getHeaders()
setHeaders()
getUsername()
getPassword()
setAttachments()
_setProperty()
What does this look like?
June 28th – July 1st 2006

8. WSDL Editing WSDL? Why would I want to do that? Manage endpoints
June 28th – July 1st 2006

9. What is the endpoint The location (URI) for accessing a Web Service
Can change during the call
Adds an additional layer of security
June 28th – July 1st 2006

10. Modifying an Endpoint
June 28th – July 1st 2006

11. Security Authentication has multiple levels of complexity
Are you authenticated?
Are you authorized?
June 28th – July 1st 2006

12. SOAP Response
<?xml version="1.0" encoding="UTF-8"?>
<soapenv:Envelope xmlns:soapenv=" xmlns:xsd=" xmlns:xsi="
<soap:Header> …
</soap:Header>
<soapenv:Body>
</soapenv:Body>
</soapenv:Envelope>
June 28th – July 1st 2006

13. Working with Headers Add a header: addSOAPRequestHeader
Namespace (unique on application side)
Name
Value
MustUnderstand (true, false [default]
Called from your client
June 28th – July 1st 2006

14. Working with Headers Using a header: getSOAPRequestHeader()
Namespace (unique on application side)
Name
asXML (true, false [default]
Called within your Web Service
June 28th – July 1st 2006

15. Persistence Are Web Services persisted? Yes! Client (using ColdFusion)
Standard Scopes (Application, Session)
Server (AXIS Web Service Engine)
SESSION_MAINTAIN_PROPERTY
Cookies???
June 28th – July 1st 2006

16. Putting it together Talked about Interoperability
Connecting the disparate systems
Coding once using multiple times
Connecting ERP solutions
June 28th – July 1st 2006

17. Example
CRM and CMS Integration
June 28th – July 1st 2006

18. Additional Notes isSOAPRequest() getSOAPRequest()
June 28th – July 1st 2006

19. Questions & Answers
June 28th – July 1st 2006

20. Special Thanks Tom Jordahl (a.k.a. Web Service KING) Sean Corfield
Mapped the “SessionHeader” for Salesforce
Sean Corfield
Produced first proof of concept
June 28th – July 1st 2006