Joe Walnes
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Recent Entries

New blog: http://joewalnes.com

Creative uses of Hamcrest matchers

Hamcrest 1.1 released

Testing on the Toilet

Building testable AJAX apps (Does my button look big in this?)

QDox is back - 1.6 released

Java and .NET RESTful interoperability with XStream

I've joined Google

OSCon: SiteMesh, SiteMesh, SiteMesh, SiteMesh

Flexible JUnit assertions with assertThat()

SiteMesh and Content Management @ O'Reilly OpenSource Conference

XStream 1.1.2 released. Java 5 Enums, JavaBeans, field aliasing, StAX, and more...

VB.Net is the bestest

XStream 1.1.1 released

Accessing generic type information at runtime

XStream 1.1 released

JUnit tip: Setting the default timezone with a TestDecorator

XStream: how to serialize objects to non XML formats

How my backflip went...

Backflippin' in 4 hours.

Is 100% test coverage a BAD thing?

Looking back at the SiteMesh HTML parser

The road ahead for SiteMesh 3

Joe's Backflipping for Autistic Research - time is nearly up...

SiteMesh 2.2 Released

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About Joe Walnes

I am a software engineer for Google, based in London.

Open Source

WebStuff (coming soon)

XStream

ActiveMQ

SiteMesh

QDox

nMock

jMock

Pico Container

Nano Container

OpenSymphony

Squiggle

MockDoclet

MockObjects

Jelly

Groovy

PatternStitcher

XJB

Books

Java Open Source Programming, Wiley JSP Site Design, Wrox

Talks

Mock Roles, not Objects
October 26 2004, Vancouver, Canada. OOPSLA'04

Personal Development Practices Map
June 24 2004, Salt Lake City, Utah. Agile Development Conference

SiteMesh.NET and ASP.NET MasterPages
May 20 2004, Bangalore, India. Bangalore .NET User Group

Mock Objects: Driving Top Down Development
March 29 2004, St Neots, UK. OT2004

Mock Objects
December 2 2003, London, UK. XP Day 3


Agiledox

Chris Stevenson, fellow team-member, has started Agiledox, a small project to collect ideas and tools for automating documentation.

It is typical in agile projects that the code and design changes so quickly that the documentation (if any) never keeps up. We are using Agiledox on our current project to help give us all a high-level map of what the system does at all times.

When practicing collective code ownership it is vital that all developers know how the entire system works, not just their bit (they have no bit). With bigger systems that are constantly evolving it is unlikely that any one person knows how it all works, so it's nice to have a higher level roadmap of the system to look around before drilling into some code. Of course, this is no substitute for good communication - but it helps.

The first deliverabe in Agiledox is Testdox . It autogenerates documentation from testcases. Wow! How?

Simple. All it does is look at a test class and all the test method names and convert them from camal case Java names to sentences. Genius!

You may laugh, as I did. But I was amazed at what it produced for our project.

There's a catch though. It worked for us because we are well disciplined in the way we write tests. For a start, we were already in the habit of writing test case method names that describe what a class should do rather than what all the methods are. Don't moan that this low emission petrol isn't great when you're trying to put it in a deisel engine.

Run Testdox through WebStart.

Here's a handful of docs generated for our project. Sweet huh?

MenuModel

  • View can be bound to a model
  • Two views can be bound to one model
  • Model contains menu text
  • Model contains menu text after it is renamed
  • View is populated from prepopulated model
  • Model can be cleared
  • Model can contain separator

CsvTableModel

  • Column definitions are read from first row
  • Values can be read from rows
  • Column definition values return underlying value
  • Model can be reloaded
  • Column can be marked as date

NewOrderFinder

  • Order with fills are returned
  • Old orders and old fills are filtered out
  • Old orders with new fills are not filtered out
  • Assumed legs are filtered out
  • Last check is maintained
  • Spread components are grouped together

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ThoughtBloggers

Martin Fowler

Dan North

Aslak Hellesoy

Darren Hobbs

Geoff Oliphant

Mike Roberts

Chris Stevenson

Jon Tirsen

Loads More...

Agile Bloggers

Ken Arnold

Ward Cunningham

Brian Marick

Robert Martin

Bret Pettichord

Java Bloggers

Ara Abrahamian

Mike Cannon-Brookes

Vincent Massol

Bob McWhirter

Rickard Oberg

Joseph Ottinger

James Strachan

Hani Suleiman

Communities

eXtreme Tuesday Club (XTC)

Thursday GeekSpeek

ThoughtWorks GeekNight

London Java Meetup

The Codehaus

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