fabric.common
Class Options

java.lang.Object
  fabric.common.Options

Direct Known Subclasses:

Options, Options

public abstract class Options
extends java.lang.Object

Field Summary

static boolean	DEBUG_NO_SSL Whether to turn off SSL encryption for debugging purposes.
protected static int	USAGE_FLAG_WIDTH The number of spaces from the left that the description for flags will be displayed.
protected static int	USAGE_SCREEN_WIDTH The maximum width of a line when printing usage information.

Constructor Summary

protected	Options()
protected	Options(java.lang.String[] args)

Method Summary

protected abstract int	parseCommand(java.lang.String[] args, int index) Parses a command.
void	parseCommandLine(java.lang.String[] args)
protected abstract void	setDefaultValues()
protected static void	usageForFlag(java.io.PrintStream out, java.lang.String flag, java.lang.String desc) Output a flag and a description of its usage in a nice format.
protected static void	usageForFlag(java.io.PrintStream out, java.lang.String flag, java.lang.String desc, int defVal) Output a flag and a description of its usage in a nice format.
protected static void	usageForFlag(java.io.PrintStream out, java.lang.String flag, java.lang.String desc, java.lang.String defVal) Output a flag and a description of its usage in a nice format.
protected abstract void	validateOptions()

Methods inherited from class java.lang.Object

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

Field Detail

DEBUG_NO_SSL

public static boolean DEBUG_NO_SSL

Whether to turn off SSL encryption for debugging purposes.

USAGE_SCREEN_WIDTH

protected static final int USAGE_SCREEN_WIDTH

The maximum width of a line when printing usage information. Used by usageForFlag.

See Also:

Constant Field Values

USAGE_FLAG_WIDTH

protected static final int USAGE_FLAG_WIDTH

The number of spaces from the left that the description for flags will be displayed. Used by usageForFlag.

See Also:

Constant Field Values

Constructor Detail

Options

protected Options()

Options

protected Options(java.lang.String[] args)
           throws UsageError

Throws:

UsageError

Method Detail

setDefaultValues

protected abstract void setDefaultValues()

validateOptions

protected abstract void validateOptions()
                                 throws UsageError

Throws:

UsageError

parseCommand

protected abstract int parseCommand(java.lang.String[] args,
                                    int index)
                             throws UsageError

Parses a command.

Returns:

the next index to process. i.e., if calling this method processes two commands, then the return value should be index+2.

Throws:

UsageError

parseCommandLine

public void parseCommandLine(java.lang.String[] args)
                      throws UsageError

Throws:

UsageError

usageForFlag

protected static void usageForFlag(java.io.PrintStream out,
                                   java.lang.String flag,
                                   java.lang.String desc)

Output a flag and a description of its usage in a nice format.

Parameters:

out - output PrintStream

flag - the name of the flag.

desc - description of the flag.

usageForFlag

protected static void usageForFlag(java.io.PrintStream out,
                                   java.lang.String flag,
                                   java.lang.String desc,
                                   java.lang.String defVal)

Output a flag and a description of its usage in a nice format.

Parameters:

out - output PrintStream

flag - the name of the flag.

desc - description of the flag.

defVal - default value

usageForFlag

protected static void usageForFlag(java.io.PrintStream out,
                                   java.lang.String flag,
                                   java.lang.String desc,
                                   int defVal)

Output a flag and a description of its usage in a nice format.

Parameters:

out - output PrintStream

flag - the name of the flag.

desc - description of the flag.

defVal - default value