Returns a map of user objects whose options and positional parameters were added to ("mixed in" with) this command. @return a new Map containing the u

Returns the {@code INegatableOptionTransformer} used to create the negative form of {@linkplain Option#negatable() negatable} options. By default this

Returns the {@link ArgSpec} for the option which was being overwritten. @since 3.8

Returns the ResourceBundle of this command or {@code null} if no resource bundle is set. @see Command#resourceBundle() @see CommandSpec#resourceBundle

Returns the String that separates option names from option values when parsing command line options. @return the String the parser uses to separate op

Returns the unmatched command line arguments. @since 3.3.0

Returns the list of unmatched command line arguments, if any. @return the list of unmatched command line arguments or an empty list @see #isUnmatchedA

Returns the maximum usage help long options column max width to the specified value. This value controls the maximum width of the long options column:

Returns the maximum width of the usage help message. The default is 80. @see UsageMessageSpec#width()

Similar to {@link #usage(PrintStream)}, but returns the usage help message as a String instead of printing it to the {@code PrintStream}. @since 3.2

Returns the {@code String} value for the (sub)command whose input could not be parsed. @return the {@code String} value for the (sub)command where par

Returns the {@link IGetter} that is responsible for supplying the value of this argument.

Returns the {@link IGetter} that is responsible for supplying the value of this argument.

Returns the {@link IGetter} that is responsible for supplying the value of the annotated program element associated with this group.

Returns the getter responsible for producing a {@code Collection} that the unmatched arguments can be added to.

Executes the top-level {@code Runnable} or {@code Callable} subcommand. If the top-level command does not implement either {@code Runnable} or {@code

Executes the most specific {@code Runnable} or {@code Callable} subcommand. <p>For {@linkplain Command#subcommandsRepeatable() repeatable subcommands}

Executes the top-level command and all subcommands as {@code Runnable} or {@code Callable}. If any of the {@code CommandLine} commands does not implem

Handles an {@code Exception} that occurred while executing the {@code Runnable} or {@code Callable} command and returns an exit code suitable for retu

This implementation always simply rethrows the specified exception. @param ex the ExecutionException describing the problem that occurred while execut

Handles a {@code ParameterException} that occurred while {@linkplain #parseArgs(String...) parsing} the command line arguments and returns an exit cod

Prints the message of the specified exception, followed by the usage message for the command or subcommand whose input was invalid, to the stream retu

Processes the {@code ParseResult} object resulting from successfully {@linkplain CommandLine#parseArgs(String...) parsing} the command line arguments

Prints help if requested, and otherwise calls {@link #handle(CommandLine.ParseResult)}. Finally, either a list of result objects is returned, or the J

Prints help if requested, and otherwise executes the top-level {@code Runnable} or {@code Callable} command. Finally, either a list of result objects

Prints help if requested, and otherwise executes the most specific {@code Runnable} or {@code Callable} subcommand. <p>For {@linkplain Command#subcomm

Prints help if requested, and otherwise executes the top-level command and all subcommands as {@code Runnable}, {@code Callable} or {@code Method}. Fi

Determines whether the option or positional parameter will be reset to the {@link #initialValue()} before parsing new input.

Returns whether an option whose aliases include the specified short name was matched on the command line. @param shortName used to search the matched

Returns whether a positional parameter was matched at the specified position.

Returns the optional heading preceding the header section. Initialized from {@link Command#headerHeading()}, or {@code ""} (empty string).

Returns the heading key of this group, used to get the heading from a resource bundle. @see ArgGroup#headingKey()

Returns whether this option disables validation of the other arguments. @see Option#help() @deprecated Use {@link #usageHelp()} and {@link #versionHel

Returns whether this command should be hidden from the usage help message of the parent command. @return {@code true} if this command should not appea

Returns whether this option should be excluded from the usage message. @see Option#hidden()

Returns whether usage syntax decorations around the {@linkplain #paramLabel() paramLabel} should be suppressed. The default is {@code false}: by defau

Returns an index or range specifying which of the command line arguments should be assigned to this positional parameter. @see Parameters#index()

Returns whether this option is inherited from a parent command. @see Option#scope() @since 4.3.0

{@inheritDoc}

Initializes this object with the information needed to implement a help command that provides usage help for other commands. @param helpCommandLine th

Returns the initial value this option or positional parameter. If {@link #hasInitialValue()} is true, the option will be reset to the initial value be

Returns whether this option prompts the user to enter a value on the command line. @see Option#interactive()

Returns whether abbreviation of option names should be allowed when matching options. The default is {@code false}. @return {@code true} if options ca

Returns whether line breaks should take wide Chinese, Japanese and Korean characters into account for line-breaking purposes. The default is {@code tr

@see UsageMessageSpec#adjustLineBreaksForWideCJKCharacters() @since 4.0

Returns whether options can have parameter values that match the name of an option in this command, or whether such values should be rejected with a m

Returns whether options can have parameter values that match subcommand names or aliases, or whether such values should be rejected with a missing par

Returns whether the parser should ignore case when converting arguments to {@code enum} values. The default is {@code false}. @return {@code true} if

Returns whether arguments starting with {@code '@'} should be treated as the path to an argument file and its contents should be expanded into separat

Returns whether variables should be interpolated in String values. The default is {@code true}. @since 4.0

Returns {@code true} if this argument's {@link #type()} is an array, a {@code Collection} or a {@code Map}, {@code false} otherwise.

Returns whether the current trace level is OFF (the lowest).