CommandSpec banCommand = CommandSpec.builder()
                .permission("banmanager.command.ban")
                .description(Text.of("Ban player"))
                .executor(new BanCommand(this))
                .arguments(
                        GenericArguments.requiringPermission(
                                GenericArguments.flags().flag("s")
                                        .buildWith(GenericArguments.none()), "banmanager.command.ban.silent"),
                        GenericArguments.string(Text.of("player")),
                        GenericArguments.string(Text.of("reason")))
                .build();

        CommandSpec tempBanCommand = CommandSpec.builder()
                .permission("banmanager.command.tempban")
                .description(Text.of("Tempban player"))
                .executor(new TempBanCommand(this))
                .arguments(
                        GenericArguments.requiringPermission(
                                GenericArguments.flags().flag("s")
                                        .buildWith(GenericArguments.none()), "banmanager.command.tempban.silent"),
                        GenericArguments.string(Text.of("player")),
                        GenericArguments.string(Text.of("timeDiff")),
                        GenericArguments.remainingJoinedStrings(Text.of("reason")))
                .build();

        CommandSpec unBanCommand = CommandSpec.builder()
                .permission("banmanager.command.unban")
                .description(Text.of("Unban player"))
                .executor(new UnbanCommand(this))
                .arguments(
                        GenericArguments.string(Text.of("player")))
                .build();

        CommandManager commandManager = Sponge.getCommandManager();
        commandManager.register(this, banCommand, "ban");
        commandManager.register(this, tempBanCommand, "tempban");
        commandManager.register(this, unBanCommand, "unban");