import cn.nukkit.command.data.CommandData; //导入依赖的package包/类
/**
 * Generates modified command data for the specified player
 * for AvailableCommandsPacket.
 *
 * @return CommandData|null
 */
public CommandDataVersions generateCustomCommandData(Player player) {
    if (!this.testPermission(player)) {
        return null;
    }

    CommandData customData = this.commandData.clone();
    customData.aliases = this.getAliases();
    customData.description = player.getServer().getLanguage().translateString(this.getDescription());
    customData.permission = player.hasPermission(this.getPermission()) ? "any" : "false";
    this.commandParameters.forEach((key, par) -> {
        CommandOverload overload = new CommandOverload();
        overload.input.parameters = par;
        customData.overloads.put(key, overload);
    });
    if (customData.overloads.size() == 0) customData.overloads.put("default", new CommandOverload());
    CommandDataVersions versions = new CommandDataVersions();
    versions.versions.add(customData);
    return versions;
}
 

import cn.nukkit.command.data.CommandData; //导入依赖的package包/类
public Command(String name, String description, String usageMessage, String[] aliases) {
    this.commandData = new CommandData();
    this.name = name;
    this.nextLabel = name;
    this.label = name;
    this.description = description;
    this.usageMessage = usageMessage == null ? "/" + name : usageMessage;
    this.aliases = aliases;
    this.activeAliases = aliases;
    this.timing = Timings.getCommandTiming(this);
    this.commandParameters.put("default", new CommandParameter[]{new CommandParameter("args", "rawtext", true)});
}
 

import cn.nukkit.command.data.CommandData; //导入依赖的package包/类
public static final CommandData generateDefaultData() {
    if (defaultDataTemplate == null) {
        //defaultDataTemplate = new Gson().fromJson(new InputStreamReader(Server.class.getClassLoader().getResourceAsStream("command_default.json")));
    }
    return defaultDataTemplate.clone();
}
 

import cn.nukkit.command.data.CommandData; //导入依赖的package包/类
/**
 * Returns an CommandData containing command data
 *
 * @return CommandData
 */
public CommandData getDefaultCommandData() {
    return this.commandData;
}