pro.gravit.utils.command

Class Command

java.lang.Object

pro.gravit.utils.command.Command

Direct Known Subclasses:

ClearCommand, DebugCommand, GCCommand, HelpCommand, SubCommand

public abstract class Command
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
java.util.Map<java.lang.String,Command>	childCommands List of available subcommands

Constructor Summary

Constructors

Constructor and Description
Command()
Command(java.util.Map<java.lang.String,Command> childCommands)

Method Summary

Modifier and Type	Method and Description
org.jline.reader.Candidate	buildCandidate(CommandHandler.Category category, java.lang.String commandName) Creates a JLine candidate that appears in the list of available options when you press TAB
java.util.List<org.jline.reader.Candidate>	complete(java.util.List<java.lang.String> words, int wordIndex, java.lang.String word) Returns a list of available options for the next word for the current command.
abstract java.lang.String	getArgsDescription()
abstract java.lang.String	getUsageDescription()
abstract void	invoke(java.lang.String... args) Run current command
void	invokeSubcommands(java.lang.String... args) Transfer control to subcommands
protected static java.lang.String	parseUsername(java.lang.String username)
protected static java.util.UUID	parseUUID(java.lang.String s)
protected void	verifyArgs(java.lang.String[] args, int min)

Methods inherited from class java.lang.Object

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

Field Detail

childCommands

public java.util.Map<java.lang.String,Command> childCommands

List of available subcommands

Constructor Detail

Command

public Command()

Command

public Command(java.util.Map<java.lang.String,Command> childCommands)

Method Detail

parseUsername

protected static java.lang.String parseUsername(java.lang.String username)
                                         throws CommandException

Throws:

CommandException

parseUUID

protected static java.util.UUID parseUUID(java.lang.String s)
                                   throws CommandException

Throws:

CommandException

getArgsDescription

public abstract java.lang.String getArgsDescription()

getUsageDescription

public abstract java.lang.String getUsageDescription()

buildCandidate

public org.jline.reader.Candidate buildCandidate(CommandHandler.Category category,
                                                 java.lang.String commandName)

Creates a JLine candidate that appears in the list of available options when you press TAB

Parameters:

category - this command category

commandName - this command name

Returns:

JLine Candidate

complete

public java.util.List<org.jline.reader.Candidate> complete(java.util.List<java.lang.String> words,
                                                           int wordIndex,
                                                           java.lang.String word)

Returns a list of available options for the next word for the current command.

Parameters:

words - list all user words

wordIndex - current word index

word - current word

Returns:

list of available Candidate

invokeSubcommands

public void invokeSubcommands(java.lang.String... args)
                       throws java.lang.Exception

Transfer control to subcommands

Parameters:

args - command arguments(includes subcommand name)

Throws:

java.lang.Exception - Error executing command

invoke

public abstract void invoke(java.lang.String... args)
                     throws java.lang.Exception

Run current command

Parameters:

args - command arguments

Throws:

java.lang.Exception - Error executing command

verifyArgs

protected final void verifyArgs(java.lang.String[] args,
                                int min)
                         throws CommandException

Throws:

CommandException