- Optional syntax in Groovy 1.8 for more fluid DSLs
- GPars, aka the Groovy Parallelizer for asynchronous output hooks
- Usage of the BuilderSupport class
Here is a GIST showing the RDFBuilder DSL in action, with comments noting all of the 'features' available so far. This is still a work in progress, and the more I attempt to use it to build FOAF and other vocabularies, I'm sure I'll be shaking some bugs out (not the least of which is the wonderful world of URI fragments).