BanIpCommands.java

net.minecraft.server.commands.BanIpCommands

信息

• 全限定名：net.minecraft.server.commands.BanIpCommands
• 类型：public class
• 包：net.minecraft.server.commands
• 源码路径：src/main/java/net/minecraft/server/commands/BanIpCommands.java
• 起始行号：L19
• 职责：

  TODO

字段/常量

• ERROR_INVALID_IP

  • 类型: SimpleCommandExceptionType
  • 修饰符: private static final
  • 源码定位: L20
  • 说明:

    TODO

• ERROR_ALREADY_BANNED

  • 类型: SimpleCommandExceptionType
  • 修饰符: private static final
  • 源码定位: L21
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

• 无

方法

下面的方法块按源码顺序生成。

public static void register(CommandDispatcher<CommandSourceStack> dispatcher) @ L23

• 方法名：register
• 源码定位：L23
• 返回类型：void
• 修饰符：public static

参数:

• dispatcher: CommandDispatcher

说明:

TODO

private static int banIpOrName(CommandSourceStack source, String target, Component reason) @ L38

• 方法名：banIpOrName
• 源码定位：L38
• 返回类型：int
• 修饰符：private static

参数:

• source: CommandSourceStack
• target: String
• reason: Component

说明:

TODO

private static int banIp(CommandSourceStack source, String ip, Component reason) @ L51

• 方法名：banIp
• 源码定位：L51
• 返回类型：int
• 修饰符：private static

参数:

• source: CommandSourceStack
• ip: String
• reason: Component

说明:

TODO

代码

public class BanIpCommands {
    private static final SimpleCommandExceptionType ERROR_INVALID_IP = new SimpleCommandExceptionType(Component.translatable("commands.banip.invalid"));
    private static final SimpleCommandExceptionType ERROR_ALREADY_BANNED = new SimpleCommandExceptionType(Component.translatable("commands.banip.failed"));
 
    public static void register(CommandDispatcher<CommandSourceStack> dispatcher) {
        dispatcher.register(
            Commands.literal("ban-ip")
                .requires(Commands.hasPermission(Commands.LEVEL_ADMINS))
                .then(
                    Commands.argument("target", StringArgumentType.word())
                        .executes(c -> banIpOrName(c.getSource(), StringArgumentType.getString(c, "target"), null))
                        .then(
                            Commands.argument("reason", MessageArgument.message())
                                .executes(c -> banIpOrName(c.getSource(), StringArgumentType.getString(c, "target"), MessageArgument.getMessage(c, "reason")))
                        )
                )
        );
    }
 
    private static int banIpOrName(CommandSourceStack source, String target, @Nullable Component reason) throws CommandSyntaxException {
        if (InetAddresses.isInetAddress(target)) {
            return banIp(source, target, reason);
        } else {
            ServerPlayer player = source.getServer().getPlayerList().getPlayerByName(target);
            if (player != null) {
                return banIp(source, player.getIpAddress(), reason);
            } else {
                throw ERROR_INVALID_IP.create();
            }
        }
    }
 
    private static int banIp(CommandSourceStack source, String ip, @Nullable Component reason) throws CommandSyntaxException {
        IpBanList list = source.getServer().getPlayerList().getIpBans();
        if (list.isBanned(ip)) {
            throw ERROR_ALREADY_BANNED.create();
        } else {
            List<ServerPlayer> players = source.getServer().getPlayerList().getPlayersWithAddress(ip);
            IpBanListEntry entry = new IpBanListEntry(ip, null, source.getTextName(), null, reason == null ? null : reason.getString());
            list.add(entry);
            source.sendSuccess(() -> Component.translatable("commands.banip.success", ip, entry.getReasonMessage()), true);
            if (!players.isEmpty()) {
                source.sendSuccess(() -> Component.translatable("commands.banip.info", players.size(), EntitySelector.joinNames(players)), true);
            }
 
            for (ServerPlayer player : players) {
                player.connection.disconnect(Component.translatable("multiplayer.disconnect.ip_banned"));
            }
 
            return players.size();
        }
    }
}

引用的其他类

• CommandSourceStack

  • 引用位置: 参数

• Commands

  • 引用位置: 方法调用
  • 关联成员: Commands.argument(), Commands.hasPermission(), Commands.literal()

• MessageArgument

  • 引用位置: 方法调用
  • 关联成员: MessageArgument.getMessage(), MessageArgument.message()

• EntitySelector

  • 引用位置: 方法调用
  • 关联成员: EntitySelector.joinNames()

• Component

  • 引用位置: 参数/方法调用
  • 关联成员: Component.translatable()

• IpBanListEntry

  • 引用位置: 构造调用
  • 关联成员: IpBanListEntry()