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Incorporating XML with Mobile
Devices and ASP.NET
casey chesnut
brains-N-brawn.com
4/4/2005
Student Ambassadors
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Sample Code

http://www.brains-Nbrawn.com/artifacts/saXmlCfAsp.zip
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Outline
Basics
 Real World Web Services
 Advanced
 Future

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XML Web Services

ASP.NET


NOT Remoting
ASMX Web Services

NOT Web Forms
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Core Standards
XML - document model
 XSD - data types and structure
 SOAP - communication
 WSDL - description
 UDDI – discovery
…

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ASP.NET Web Service

Demo
Code
 Autogenerated test page
 Autogenerated WSDL

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Mobile Devices

.NET Framework
Notebooks
 Tablet PCs


.NET Compact Framework (CF)
Pocket PC
 Pocket PC Phone Edition
 Smartphones


.NET Embedded

SPOT Watches
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Compact Framework Client

Demo
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Compact Framework Client
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Gotchas
Check for connectivity
 http://localhost URLs will not work



Use Machine Name or IP Address instead
Install Loopback Adapter

When developing without internet
connection
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User Experience
Cache data
 Display the hourglass
 Use asynchronous calls

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Soap Document
<soap:Envelope ...>
<soap:Header>
<SecurityToken>1234</SecurityToken>
</soap:Header>
<soap:Body>
<StockQuoteRequest ...>
<symbols>
<Symbol>FABRIKAM</Symbol>
<Symbol>CONTOSO</Symbol>
</symbols>
</StockQuoteRequest>
</soap:Body>
</soap:Envelope>
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Serialization Attributes
Used to shape object serialization
 [XmlRoot()]
 [XmlElement()]
 [XmlAttribute()]
 [XmlText()]

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Soap Headers

Work with SoapHeaders as objects

http://msdn.microsoft.com/library/default.asp
?url=/library/enus/cpref/html/frlrfsystemwebservicesprotoco
lssoapheaderclasstopic.asp
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Soap Extensions

Work with the request / response Xml
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Soap Extension
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Real World Web Services
Google API
 MapPoint Web Service
 TerraServer
 Microsoft.com
 Amazon
 eBay / PayPal
 FedEx

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MapPoint

Demo
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Advanced Web Services
WSE
 WS-*
 Hosting Web Services

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WSE

Web Service Enhancements
WS-Addressing
 WS-Security
 WS-SecureConversation
 WS-Attachments


WSE for CF
http://www.OpenNETCF.org
 http://www.brains-N-brawn.com/cfWSE2/

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WSE for CF

Sample WS-Security requests
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Hosting Web Services

Monash University Mobile Web Server

http://msdn.microsoft.com/library/default.asp
?url=/library/enus/dnnetcomp/html/netcfma.asp
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WS-*

WS-ReliableMessaging


http://www.brains-N-brawn.com/cfReliable/
WS-Eventing

http://www.brains-N-brawn.com/cfEvent/

WS-AtomicTransaction, WS-Coordination,
WS-BusinessActivity
 WS-Federation, WS-Privacy, WS-Authorization
 BPEL4WS
 …
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Future

Compact Framework v2


Indigo


Visual Studio 2005
ASMX Replacement
Devices Profile
WS-Discovery
 UPnP 2.0 devices

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Questions

[email protected]
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