org.bukkit.command.defaults
Class HelpCommand

java.lang.Object
  org.bukkit.command.Command
      org.bukkit.command.defaults.VanillaCommand
          org.bukkit.command.defaults.HelpCommand

public class HelpCommand
extends VanillaCommand

Field Summary

Fields inherited from class org.bukkit.command.Command

description, usageMessage

Constructor Summary

HelpCommand()

Method Summary

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.defaults.VanillaCommand

getDouble, getDouble, getInteger, getRelativeDouble, matches

Methods inherited from class org.bukkit.command.Command

broadcastCommandMessage, broadcastCommandMessage, getAliases, getDescription, getLabel, getName, getPermission, getPermissionMessage, getUsage, isRegistered, register, setAliases, setDescription, setLabel, 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(CommandSender sender,
                       String currentAlias,
                       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

public List<String> tabComplete(CommandSender sender,
                                String alias,
                                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

protected HelpTopic findPossibleMatches(String searchString)

damerauLevenshteinDistance

protected static int damerauLevenshteinDistance(String s1,
                                                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.