tasks.build.gradle

def contentSpec = copySpec {
	//exclude 'nocopy.txt', 'nocopy_too.txt'
	exclude {it.file.name.startsWith('nocopy')}
	from 'src'
}

task copyImages (type: Copy) {
	// Parameters can be imported from a variable
	with contentSpec
	into 'dest'
	// Replaces $name with Miquel
	expand (
		[name: 'Miquel']
	)
}