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A quick practical tour through making Java Web Services interoperate with iPhone Cocoa Applications and why this is of interest to the Java programming world.
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iPhone Development
Java Web Services
Matthew McCullough, Ambient Ideas, LLC
Take 2
and
Why the
iPhone?
Overtaken Blackberry
in sales
even Overtaken Moto RAZR in sales
2,000,000 apps soldas of Oct 21, 2008
300,000,000
as of Dec 8, 2008
The world needs
your app!
Why
Web Services?
Web Service Languages
Java
Perl
.NETRuby
PHP
Python
C C#
C++
Consumed by any type of app
Independent of Platform
Desktop
Headless
RIA
ESB
SOA
Nearly EVERY app is becoming network aware
iPhone Objective C
Java Web Services
SOAP/REST/HTTP
Java Web Services
JWS ToolsIntelliJNative WS support
EclipseSOA Plugin
NetBeansSOA Plugin
MavenAxis ArchetypeJersey Archetype
RESTfulvs
SOAPful
SOAP
REST
http://localhost/drawing/
Java Web Service Servers
JAX-WSAxis
JAX-RSJSR311, Glassfish component “Jersey”
Java 6Local HTTP serverAPT, or BARE needed for SOAP
Java REST Demo
iPhone Objective C
iPhone Dev ProcessFree Membership
• SDK
• SimulatorPaid Membership
• Provisioning
• Deploy to Dev Device
• Digitally Sign Apps
• App Store
iPhone Dev Tools
• Dashcode = JavaScript
•Interface Builder, NIBs
•XCode
Objective C• No Garbage Collector• GC only on Mac OSX Desktop
• Manual Release of Memory
• But we can use autorelease pools
•C with Objects
Objective C REST
•Minimal Parsing•Text Based (Primarily)
•Simple HTTP request
•Changing of request types
•@GET, @POST, @PUT
iPhone REST Demo
Memory Leaks
Provisioning Annoyances
Objective C XML
• SOAP
• Heavy Wrappers, Headers, No Libs
• Help with XML Parsing
• NSXMLParser API
other ways to load
your App
Trench Coat App Store
SSH
Terminal
Multilanguage Dictionaries
Hacking tools
1000s of other free seedy apps
Otherdev Tools
SOAPui
Apache TCPMon
TCPDump
Firefox Poster
Netbeans WS/REST Tester
CURL
• Java
• Native? Sun has promised
• Flash
• Native? Adobe has pledged
• Ruby
• http://github.com/rhomobile/rhodes/tree/master
What’s next
Takeaways•iPhone Dev is Challenging
• Application process painful
• Manual memory management
• Cryptic APIs
•Java Web Services are Easy
• Minimal Gotchas
• Rest vs SOAP decisions
Q&ASource Code
http://g
ithub.co
m/matthe
wmccullo
ugh/
iphonean
djavaweb
services
/
Slides
http://s
lideshar
e.net/pr
ogramr
Questions?
MatthewM
@Ambient
Ideas.co
m
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