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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