org.apache.commons.cli.Option#getValues ( )源码实例Demo

/** Ensures options argument counts are correct */
private static boolean checkOptionArgsNumber(Option[] options) {
  for (Option option : options) {
    int argNb = option.getArgs();
    String[] args = option.getValues();
    if (argNb == 0) {
      if (args != null && args.length > 0) {
        System.err.println(option.getArgName() + " shall have " + argNb + " arguments (was "
            + Arrays.toString(args) + ")");
        return false;
      }
    } else {
      if (args == null || args.length != argNb) {
        System.err.println(option.getArgName() + " shall have " + argNb + " arguments (was "
            + Arrays.toString(args) + ")");
        return false;
      }
    }
  }
  return true;
}
 

private static boolean checkOptionArgsNumber(Option[] options) {
  for (Option option : options) {
    int argNb = option.getArgs();
    String[] args = option.getValues();
    if (argNb == 0) {
      if (args != null && args.length > 0) {
        System.err.println(option.getArgName() + " shall have " + argNb + " arguments (was "
            + Arrays.toString(args) + ")");
        return false;
      }
    } else {
      if (args == null || args.length != argNb) {
        System.err.println(option.getArgName() + " shall have " + argNb + " arguments (was "
            + Arrays.toString(args) + ")");
        return false;
      }
    }
  }
  return true;
}
 

@Override
/**
 * Processes arguments to options but only strips matched quotes.
 */
public void processArgs(Option opt, ListIterator iter)
    throws ParseException {
  // Loop until an option is found.
  while (iter.hasNext()) {
    String str = (String) iter.next();

    if (getOptions().hasOption(str) && str.startsWith("-")) {
      // found an Option, not an argument.
      iter.previous();
      break;
    }

    // Otherwise, this is a value.
    try {
      // Note that we only strip matched quotes here.
      addValForProcessing.invoke(opt, stripMatchedQuotes(str));
    } catch (IllegalAccessException iae) {
      throw new RuntimeException(iae);
    } catch (java.lang.reflect.InvocationTargetException ite) {
      // Any runtime exception thrown within addValForProcessing()
      // will be wrapped in an InvocationTargetException.
      iter.previous();
      break;
    } catch (RuntimeException re) {
      iter.previous();
      break;
    }
  }

  if (opt.getValues() == null && !opt.hasOptionalArg()) {
    throw new MissingArgumentException(opt);
  }
}
 

private Map<String, String> getProps(CommandLine cmd, String opt) {
  Map<String, String> props = new HashMap<String, String>();
  Option[] options = cmd.getOptions();
  for (Option option : options) {
    if (option.getOpt().equals(opt)) {
      String[] values = option.getValues();
      props.put(values[0], values[1]);
    }
  }
  return props;
}
 

@Override
public void doit(PrintWriter out, Blur.Iface client, String[] args) throws CommandException, TException,
    BlurException {
  if (args.length < 5) {
    throw new CommandException("Invalid args: " + help());
  }
  CommandLine cmd = parse(args, out);

  ColumnDefinition columnDefinition = new ColumnDefinition();
  columnDefinition.setFamily(args[2]);
  columnDefinition.setColumnName(args[3]);
  columnDefinition.setFieldType(args[4]);
  if (cmd.hasOption("s")) {
    columnDefinition.setSubColumnName(cmd.getOptionValue("s"));
  }
  if (cmd.hasOption("F")) {
    columnDefinition.setFieldLessIndexed(true);
  }
  if (cmd.hasOption("S")) {
    columnDefinition.setSortable(true);
  }
  if (cmd.hasOption("p")) {
    Option[] options = cmd.getOptions();
    for (Option option : options) {
      if (option.getOpt().equals("p")) {
        String[] values = option.getValues();
        columnDefinition.putToProperties(values[0], values[1]);
      }
    }
  }
  if (cmd.hasOption('M')) {
    columnDefinition.setMultiValueField(true);
  } else {
    columnDefinition.setMultiValueField(false);
  }

  if (!client.addColumnDefinition(args[1], columnDefinition)) {
    out.println("Column Definition was not added, check to see if the column has already been added to the table.");
  }
}