if (args.length == 1) {
properties.list(System.out);
} else {
try {
final StringTokenizer tok = new StringTokenizer(args[1], "= ");
if (tok.countTokens() < 2) {
System.err.println("please specify a key=value pair");
return true;
}
final String key = tok.nextToken();
final String val = tok.nextToken();