GiveCommand.java

net.minecraft.server.commands.GiveCommand

信息

• 全限定名：net.minecraft.server.commands.GiveCommand
• 类型：public class
• 包：net.minecraft.server.commands
• 源码路径：src/main/java/net/minecraft/server/commands/GiveCommand.java
• 起始行号：L20
• 职责：

  TODO

字段/常量

• MAX_ALLOWED_ITEMSTACKS
  • 类型: int
  • 修饰符: public 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, CommandBuildContext context) @ L23

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

参数:

• dispatcher: CommandDispatcher
• context: CommandBuildContext

说明:

TODO

private static int giveItem(CommandSourceStack source, ItemInput input, Collection<ServerPlayer> players, int count) @ L48

• 方法名：giveItem
• 源码定位：L48
• 返回类型：int
• 修饰符：private static

参数:

• source: CommandSourceStack
• input: ItemInput
• players: Collection
• count: int

说明:

TODO

代码

public class GiveCommand {
    public static final int MAX_ALLOWED_ITEMSTACKS = 100;
 
    public static void register(CommandDispatcher<CommandSourceStack> dispatcher, CommandBuildContext context) {
        dispatcher.register(
            Commands.literal("give")
                .requires(Commands.hasPermission(Commands.LEVEL_GAMEMASTERS))
                .then(
                    Commands.argument("targets", EntityArgument.players())
                        .then(
                            Commands.argument("item", ItemArgument.item(context))
                                .executes(c -> giveItem(c.getSource(), ItemArgument.getItem(c, "item"), EntityArgument.getPlayers(c, "targets"), 1))
                                .then(
                                    Commands.argument("count", IntegerArgumentType.integer(1))
                                        .executes(
                                            c -> giveItem(
                                                c.getSource(),
                                                ItemArgument.getItem(c, "item"),
                                                EntityArgument.getPlayers(c, "targets"),
                                                IntegerArgumentType.getInteger(c, "count")
                                            )
                                        )
                                )
                        )
                )
        );
    }
 
    private static int giveItem(CommandSourceStack source, ItemInput input, Collection<ServerPlayer> players, int count) throws CommandSyntaxException {
        ItemStack prototypeItemStack = input.createItemStack(1);
        int maxStackSize = prototypeItemStack.getMaxStackSize();
        int maxAllowedCount = maxStackSize * 100;
        if (count > maxAllowedCount) {
            source.sendFailure(Component.translatable("commands.give.failed.toomanyitems", maxAllowedCount, prototypeItemStack.getDisplayName()));
            return 0;
        } else {
            for (ServerPlayer player : players) {
                int remaining = count;
 
                while (remaining > 0) {
                    int size = Math.min(maxStackSize, remaining);
                    remaining -= size;
                    ItemStack copyToDrop = prototypeItemStack.copyWithCount(size);
                    boolean added = player.getInventory().add(copyToDrop);
                    if (added && copyToDrop.isEmpty()) {
                        ItemEntity drop = player.drop(prototypeItemStack.copy(), false);
                        if (drop != null) {
                            drop.makeFakeItem();
                        }
 
                        player.level()
                            .playSound(
                                null,
                                player.getX(),
                                player.getY(),
                                player.getZ(),
                                SoundEvents.ITEM_PICKUP,
                                SoundSource.PLAYERS,
                                0.2F,
                                ((player.getRandom().nextFloat() - player.getRandom().nextFloat()) * 0.7F + 1.0F) * 2.0F
                            );
                        player.containerMenu.broadcastChanges();
                    } else {
                        ItemEntity drop = player.drop(copyToDrop, false);
                        if (drop != null) {
                            drop.setNoPickUpDelay();
                            drop.setTarget(player.getUUID());
                        }
                    }
                }
            }
 
            if (players.size() == 1) {
                source.sendSuccess(
                    () -> Component.translatable(
                        "commands.give.success.single", count, prototypeItemStack.getDisplayName(), players.iterator().next().getDisplayName()
                    ),
                    true
                );
            } else {
                source.sendSuccess(
                    () -> Component.translatable("commands.give.success.single", count, prototypeItemStack.getDisplayName(), players.size()), true
                );
            }
 
            return players.size();
        }
    }
}

引用的其他类

• CommandBuildContext

  • 引用位置: 参数

• 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()

• EntityArgument

  • 引用位置: 方法调用
  • 关联成员: EntityArgument.getPlayers(), EntityArgument.players()

• ItemArgument

  • 引用位置: 方法调用
  • 关联成员: ItemArgument.getItem(), ItemArgument.item()

• ItemInput

  • 引用位置: 参数

• Component

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

• ServerPlayer

  • 引用位置: 参数