import cn.nukkit.blockentity.BlockEntityBeacon; //导入依赖的package包/类
private void registerBlockEntities() {
    BlockEntity.registerBlockEntity(BlockEntity.FURNACE, BlockEntityFurnace.class);
    BlockEntity.registerBlockEntity(BlockEntity.CHEST, BlockEntityChest.class);
    BlockEntity.registerBlockEntity(BlockEntity.SIGN, BlockEntitySign.class);
    BlockEntity.registerBlockEntity(BlockEntity.ENCHANT_TABLE, BlockEntityEnchantTable.class);
    BlockEntity.registerBlockEntity(BlockEntity.SKULL, BlockEntitySkull.class);
    BlockEntity.registerBlockEntity(BlockEntity.FLOWER_POT, BlockEntityFlowerPot.class);
    BlockEntity.registerBlockEntity(BlockEntity.BREWING_STAND, BlockEntityBrewingStand.class);
    BlockEntity.registerBlockEntity(BlockEntity.ITEM_FRAME, BlockEntityItemFrame.class);
    BlockEntity.registerBlockEntity(BlockEntity.CAULDRON, BlockEntityCauldron.class);
    BlockEntity.registerBlockEntity(BlockEntity.ENDER_CHEST, BlockEntityEnderChest.class);
    BlockEntity.registerBlockEntity(BlockEntity.BEACON, BlockEntityBeacon.class);
    BlockEntity.registerBlockEntity(BlockEntity.SHULKER_BOX, BlockEntityShulkerBox.class);
    BlockEntity.registerBlockEntity(BlockEntity.MOB_SPAWNER, BlockEntityMobSpawner.class);
    BlockEntity.registerBlockEntity(BlockEntity.DISPENSER, BlockEntityDispenser.class);
    BlockEntity.registerBlockEntity(BlockEntity.DROPPER, BlockEntityDropper.class);
    BlockEntity.registerBlockEntity(BlockEntity.COMMAND_BLOCK, BlockEntityCommandBlock.class);
    BlockEntity.registerBlockEntity(BlockEntity.BANNER, BlockEntityBanner.class);
}
 

import cn.nukkit.blockentity.BlockEntityBeacon; //导入依赖的package包/类
@Override
public boolean place(Item item, Block block, Block target, BlockFace face, double fx, double fy, double fz, Player player) {
    boolean blockSuccess = super.place(item, block, target, face, fx, fy, fz, player);

    if (blockSuccess) {
        CompoundTag nbt = new CompoundTag("")
                .putString("id", BlockEntity.BEACON)
                .putInt("x", (int) this.x)
                .putInt("y", (int) this.y)
                .putInt("z", (int) this.z);
        new BlockEntityBeacon(this.level.getChunk((int) this.x >> 4, (int) this.z >> 4), nbt);
    }

    return blockSuccess;
}
 

import cn.nukkit.blockentity.BlockEntityBeacon; //导入依赖的package包/类
@Override
public boolean place(Item item, Block block, Block target, int face, double fx, double fy, double fz, Player player) {
    boolean blockSuccess = super.place(item, block, target, face, fx, fy, fz, player);

    if (blockSuccess) {
        CompoundTag nbt = new CompoundTag("")
                .putString("id", BlockEntity.BEACON)
                .putInt("x", (int) this.x)
                .putInt("y", (int) this.y)
                .putInt("z", (int) this.z);
        new BlockEntityBeacon(this.level.getChunk((int) this.x >> 4, (int) this.z >> 4), nbt);
    }

    return blockSuccess;
}