private static void parseArguments()

in core/src/main/java/site/ycsb/CommandLine.java [160:242]
74 lines of code
20 McCabe index (conditional complexity)

  private static void parseArguments(String[] args, Properties props, Properties fileprops) {
    int argindex = 0;
    while ((argindex < args.length) && (args[argindex].startsWith("-"))) {
      if ((args[argindex].compareTo("-help") == 0) ||
          (args[argindex].compareTo("--help") == 0) ||
          (args[argindex].compareTo("-?") == 0) ||
          (args[argindex].compareTo("--?") == 0)) {
        usageMessage();
        System.exit(0);
      }

      if (args[argindex].compareTo("-db") == 0) {
        argindex++;
        if (argindex >= args.length) {
          usageMessage();
          System.exit(0);
        }
        props.setProperty(Client.DB_PROPERTY, args[argindex]);
        argindex++;
      } else if (args[argindex].compareTo("-P") == 0) {
        argindex++;
        if (argindex >= args.length) {
          usageMessage();
          System.exit(0);
        }
        String propfile = args[argindex];
        argindex++;

        Properties myfileprops = new Properties();
        try {
          myfileprops.load(new FileInputStream(propfile));
        } catch (IOException e) {
          System.out.println(e.getMessage());
          System.exit(0);
        }

        for (Enumeration e = myfileprops.propertyNames(); e.hasMoreElements();) {
          String prop = (String) e.nextElement();

          fileprops.setProperty(prop, myfileprops.getProperty(prop));
        }

      } else if (args[argindex].compareTo("-p") == 0) {
        argindex++;
        if (argindex >= args.length) {
          usageMessage();
          System.exit(0);
        }
        int eq = args[argindex].indexOf('=');
        if (eq < 0) {
          usageMessage();
          System.exit(0);
        }

        String name = args[argindex].substring(0, eq);
        String value = args[argindex].substring(eq + 1);
        props.put(name, value);
        argindex++;
      } else if (args[argindex].compareTo("-table") == 0) {
        argindex++;
        if (argindex >= args.length) {
          usageMessage();
          System.exit(0);
        }
        props.put(CoreWorkload.TABLENAME_PROPERTY, args[argindex]);

        argindex++;
      } else {
        System.out.println("Unknown option " + args[argindex]);
        usageMessage();
        System.exit(0);
      }

      if (argindex >= args.length) {
        break;
      }
    }

    if (argindex != args.length) {
      usageMessage();
      System.exit(0);
    }
  }