org.avis.util
Class CommandLine

java.lang.Object
  org.avis.util.CommandLine

public final class CommandLine
extends Object

General command line utilities.

Author:

Matthew Phillips

Method Summary

static int	intArg(String[] args, int arg) Get an integer argument from a given index, throwing a descriptive exception if the argument is missing or not a number.
static String	stringArg(String[] args, int arg) Get a string argument from a given index, throwing a descriptive exception if the argument is missing.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

stringArg

public static String stringArg(String[] args,
                               int arg)

Get a string argument from a given index, throwing a descriptive exception if the argument is missing.

Parameters:

args - The command line arguments.

arg - The argument index to retrieve.

Returns:

The argument at arg.

Throws:

IllegalCommandLineOption - if arg does not exist.

intArg

public static int intArg(String[] args,
                         int arg)

Get an integer argument from a given index, throwing a descriptive exception if the argument is missing or not a number.

Parameters:

args - The command line arguments.

arg - The argument index to retrieve.

Returns:

The argument at arg.

Throws:

IllegalCommandLineOption - if arg does not exist or is not a number.