Package org.bukkit.command.defaults

Class HelpCommand

java.lang.Object

org.bukkit.command.Command

org.bukkit.command.defaults.BukkitCommand

org.bukkit.command.defaults.HelpCommand

public class HelpCommand
extends BukkitCommand

Field Summary

Fields inherited from class org.bukkit.command.Command

description, timings, usageMessage

Constructor Summary

Constructors

Constructor	Description
HelpCommand()

Method Summary

Modifier and Type	Method	Description
protected static int	damerauLevenshteinDistance(String s1, String s2)	Computes the Dameraur-Levenshtein Distance between two strings.
boolean	execute(CommandSender sender, String currentAlias, String[] args)	Executes the command, returning its success
protected HelpTopic	findPossibleMatches(String searchString)
List<String>	tabComplete(CommandSender sender, String alias, String[] args)	Executed on tab completion for this command, returning a list of options the player can tab through.

Methods inherited from class org.bukkit.command.Command

broadcastCommandMessage, broadcastCommandMessage, getAliases, getDescription, getLabel, getName, getPermission, getPermissionMessage, getUsage, isRegistered, register, setAliases, setDescription, setLabel, setName, setPermission, setPermissionMessage, setUsage, tabComplete, testPermission, testPermissionSilent, toString, unregister

Methods inherited from class java.lang.Object

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

Constructor Detail

HelpCommand

public HelpCommand()

Method Detail

execute

public boolean execute(@NotNull
                       CommandSender sender,
                       @NotNull
                       String currentAlias,
                       @NotNull
                       String[] args)

Description copied from class: Command

Executes the command, returning its success

Specified by:

execute in class Command

Parameters:

sender - Source object which is executing this command

currentAlias - The alias of the command used

args - All arguments passed to the command, split via ' '

Returns:

true if the command was successful, otherwise false

tabComplete

@NotNull
public List<String> tabComplete(@NotNull
                                CommandSender sender,
                                @NotNull
                                String alias,
                                @NotNull
                                String[] args)

Description copied from class: Command

Executed on tab completion for this command, returning a list of options the player can tab through.

Overrides:

tabComplete in class Command

Parameters:

sender - Source object which is executing this command

alias - the alias being used

args - All arguments passed to the command, split via ' '

Returns:

a list of tab-completions for the specified arguments. This will never be null. List may be immutable.

findPossibleMatches

@Nullable
protected HelpTopic findPossibleMatches(@NotNull
                                        String searchString)

damerauLevenshteinDistance

protected static int damerauLevenshteinDistance(@Nullable
                                                String s1,
                                                @Nullable
                                                String s2)

Computes the Dameraur-Levenshtein Distance between two strings. Adapted from the algorithm at Wikipedia: Damerau–Levenshtein distance

Parameters:

s1 - The first string being compared.

s2 - The second string being compared.

Returns:

The number of substitutions, deletions, insertions, and transpositions required to get from s1 to s2.