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iPhone Development
       and
 Java Web Services

    Take 2
             Matthew McCullough, Ambient Ideas, LLC
Why
 the

  iPhone?
Overtaken Blackberry
       in sales
even Overtaken
 Moto RAZR in sales
2,000,000 apps sold
       as of Oct 21, 2008
300,000,
  000
   as of Dec 8, 2008
s
                ed
               e
               n
            ld
          r
        o
      w
    e            !
  h            pp
T            a
           r
         u
      yo
Why
 Web Services?
Web Service Languages
                 C#
          C

                         Perl
 Python
                   C++
          Java
                            Ruby
                   NET
   PHP           .
Independent of Platform
                         Headless
            ESB



 Consumed by any        type of app
     ktop
  es
 D                                  SOA
                  RIA
network aware
Nearly EVERY app is becoming
iPhone
            SOAP/REST/HTTP
Java Web
                             Objective C
 Services
Web Services
Java
JWS Tools
IntelliJ     NetBeans
Native WS    SOA Plugin
support

Eclipse      Maven
SOA Plugin   Axis Archetype
             Jersey Archetype
RESTful
   vs
    SOAPful
SOAP
REST

http://localhost/drawing/
Java Web Service Servers
 JAX-WS
 Axis

 JAX-RS
 JSR311, Glassfish component “Jersey”

 Java 6
 Local HTTP server
 APT, or BARE needed for SOAP
Java REST Demo
iPhone Objective C
iPhone Dev Process
Free Membership
• SDK
• Simulator
                   Paid 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
Other
   dev Tools
SOAPui
Apache TCPMon
TCPDump
Firefox Poster
Netbeans WS/REST Tester
CURL
next
       What’s
• Java
 • Native? Sun has promised
• Flash
 • Native? Adobe has pledged
• Ruby
 • http://github.com/rhomobile/rhodes/tree/
    master
Takeaways
• iPhone Dev is Challenging
 • Application process painful
 • Manual memory management
 • Cryptic APIs
                         • Java Web Services are Easy
                           • Minimal Gotchas
                           • Rest vs SOAP decisions
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iphone and Java Web Services Take 2