To create custom search corpus

ExecutorService executor = ... ;

Corpus<List> corpus = Configurations.builder()
		.srcDir(Paths.get(...))
		.indexDir(Paths.get(...))
		.granularity(Granularity.FILE)
		.recentness(Recentness.RECENT)
		.filtered()
		.source(Source.VCS)
		.build();
		
Future<List> future = executor.submit(corpus.create());