public String _repo(String args[]) throws Exception {
	if (args.length < 2) {
		msgs.RepoTooFewArguments(_repoHelp, args);
		return null;
	}

	String bsns = args[1];
	String version = null;
	Strategy strategy = Strategy.HIGHEST;

	if (args.length > 2) {
		version = args[2];
		if (args.length == 4) {
			if (args[3].equalsIgnoreCase("HIGHEST"))
				strategy = Strategy.HIGHEST;
			else if (args[3].equalsIgnoreCase("LOWEST"))
				strategy = Strategy.LOWEST;
			else if (args[3].equalsIgnoreCase("EXACT"))
				strategy = Strategy.EXACT;
			else
				msgs.InvalidStrategy(_repoHelp, args);
		}
	}

	Collection<String> parts = split(bsns);
	List<String> paths = new ArrayList<String>();

	for (String bsn : parts) {
		Container container = getBundle(bsn, version, strategy, null);
		if (container.getError() != null) {
			error("${repo} macro refers to an artifact %s-%s (%s) that has an error: %s", bsn, version, strategy,
					container.getError());
		} else
			add(paths, container);
	}
	return join(paths);
}