How to use

getAliases

method

in

org.bukkit.command.PluginCommand

if (pluginCommand == null || pluginCommand.getAliases() == null) {
  return Arrays.asList(commandName.toLowerCase() + commandParameters);
List<String> equivalentCommands = new ArrayList<>(pluginCommand.getAliases().size() + 1);
for (String alias : pluginCommand.getAliases()) {
  equivalentCommands.add(alias.toLowerCase() + commandParameters);

/**
 * Checks if the label given is a possible label of the command.
 * 
 * @param command The command to check against.
 * @param label The label that should be checked if it's a label for the
 *            command.
 * @return {@code true} if the label is a label of the command, {@code false} if
 *         it's not.
 */
private boolean isLabelOfCommand(PluginCommand command, String label)
{
  assertMainThread();
  if (label.equals(command.getName()))
  {
    return true;
  }
  for (String alias : command.getAliases())
  {
    if (label.equals(alias))
    {
      return true;
    }
  }
  return false;
}