public static AgentConfigData parseCli(String[] args) throws UnknownHostException, MalformedURLException { String dumpFile = null; String listenAddr = "127.0.0.1"; int listenPort = 1691; for (int i = 0; i < args.length; i++) { if ("-d".equals(args[i]) || "--dump-file".equals(args[i])) { if (i + 1 >= args.length) { usage("You must specify at least a pathname or URL for the dump file."); } else { dumpFile = args[++i]; } } else if ("-l".equals(args[i]) || "--listen-addr".equals(args[i])) { if (i + 1 >= args.length) { usage("You must pass an address argument when using " + args[i] + "."); } else { listenAddr = args[++i]; } } else if ("-p".equals(args[i]) || "--port".equals(args[i])) { if (i + 1 >= args.length) { usage("You must pass a port number when using " + args[i] + "."); } else { listenPort = Integer.parseInt(args[++i]); } } } if (dumpFile == null) { usage("You must specify at least a pathname or URL for the dump file."); } return new AgentConfigData(dumpFile, listenAddr, listenPort); }