org.apache.commons.cli

Apache Commons CLI provides a simple API for presenting, processing, and validating a Command Line Interface.

Interface Summary
Interface	Description
CommandLineParser	A class that implements the `CommandLineParser` interface can parse a String array according to the `Options` specified and return a `CommandLine`.
Converter<T,E extends java.lang.Exception>	The definition of the functional interface to call when doing a conversion.

Class Summary
Class	Description
BasicParser	Deprecated. since 1.3, use the `DefaultParser` instead
CommandLine	Represents list of arguments parsed against a `Options` descriptor.
CommandLine.Builder	A nested builder class to create `CommandLine` instance using descriptive methods.
DefaultParser	Default parser.
DefaultParser.Builder	A nested builder class to create `DefaultParser` instances using descriptive methods.
DeprecatedAttributes	Deprecated attributes.
DeprecatedAttributes.Builder	Builds `DeprecatedAttributes`.
GnuParser	Deprecated. since 1.3, use the `DefaultParser` instead
HelpFormatter	Deprecated. Use `HelpFormatter`.
HelpFormatter.Builder	Builds `HelpFormatter`.
Option	Describes a single command-line option.
Option.Builder	Builds `Option` instances using descriptive methods.
OptionBuilder	Deprecated. since 1.3, use `Option.builder(String)` instead
OptionGroup	A group of mutually exclusive options.
Options	Main entry-point into the library.
Parser	Deprecated. since 1.3, the two-pass parsing with the flatten method is not enough flexible to handle complex cases
PatternOptionBuilder	Allows Options to be created from a single String.
PosixParser	Deprecated. since 1.3, use the `DefaultParser` instead
TypeHandler	TypeHandler will handle the pluggable conversion and verification of Option types.

Enum Summary
Enum Description

DefaultParser.NonOptionAction
Enum representing possible actions that may be done when "non option" is discovered during parsing.

Exception Summary
Exception	Description
AlreadySelectedException	Thrown when more than one option in an option group has been provided.
AmbiguousOptionException	Exception thrown when an option can't be identified from a partial name.
MissingArgumentException	Thrown when an option requiring an argument is not provided with an argument.
MissingOptionException	Thrown when a required option has not been provided.
ParseException	Base for Exceptions thrown during parsing of a command-line.
UnrecognizedOptionException	Thrown during parsing signaling an unrecognized option.