Grails / Java / J2EE

Grails IllegalStateException On CommandObjects

Written by David29 January 2013

A very small but I’m sure useful snippet here for anyone banging their head against a wall trying to figure out why they cannot validate command objects. Or even why submitting a form they get this rather misleading exception message from Grails. Method on class [com.tucanoo.SomeCommandObject] was used outside of

Read More
Grails / Java / J2EE, Web Development

Grails Metaprogramming

Written by David6 August 2012

With the extremely rapid rapid application development benefits provided by Grails,  It can be tempting to feel you have learned nearly everything you need to know by the time you’ve got your first web app up linked to a database with full CRUD facilities and error handling ready.  I’m sure

Read More