import groovy.xml.MarkupBuilder class Example { static void main(String[] args) { def mB = new MarkupBuilder() // Compose the builder mB.collection(shelf : 'New Arrivals') { movie(title : 'Enemy Behind') type('War, Thriller') format('DVD') year('2003') rating('PG') stars(10) description('Talk about a US-Japan war') } } }