Package net.minecraft.block.entity

Class HopperBlockEntity

java.lang.Object

net.minecraft.block.entity.BlockEntity

net.minecraft.block.entity.LockableContainerBlockEntity

net.minecraft.block.entity.LootableContainerBlockEntity

net.minecraft.block.entity.HopperBlockEntity

All Implemented Interfaces:

Hopper, Inventory, NamedScreenHandlerFactory, ScreenHandlerFactory, Clearable, Nameable

public class HopperBlockEntity
extends LootableContainerBlockEntity
implements Hopper

Field Summary

Fields

Modifier and Type	Field	Description
private DefaultedList<ItemStack>	inventory
private long	lastTickTime
private int	transferCooldown

Fields inherited from class net.minecraft.block.entity.LootableContainerBlockEntity

lootTableId, lootTableSeed

Fields inherited from class net.minecraft.block.entity.BlockEntity

pos, removed, world

Fields inherited from interface net.minecraft.block.entity.Hopper

ABOVE_SHAPE, INPUT_AREA_SHAPE, INSIDE_SHAPE

Constructor Summary

Constructors

Constructor	Description
HopperBlockEntity(BlockPos blockPos, BlockState blockState)

Method Summary

Modifier and Type	Method	Description
private static boolean	canExtract(Inventory inv, ItemStack stack, int slot, Direction facing)
private static boolean	canInsert(Inventory inventory, ItemStack stack, int slot, Direction side)
private static boolean	canMergeItems(ItemStack first, ItemStack second)
protected ScreenHandler	createScreenHandler(int syncId, PlayerInventory playerInventory)
private static boolean	extract(Hopper hopper, Inventory inventory, int slot, Direction side)
static boolean	extract(Inventory inventory, ItemEntity itemEntity)
static boolean	extract(World world, Hopper hopper)
void	fromTag(CompoundTag tag)
private static IntStream	getAvailableSlots(Inventory inventory, Direction side)
protected Text	getContainerName()
double	getHopperX()
double	getHopperY()
double	getHopperZ()
private static Inventory	getInputInventory(World world, Hopper hopper)
static List<ItemEntity>	getInputItemEntities(World world, Hopper hopper)
private static Inventory	getInventoryAt(World world, double x, double y, double z)
static Inventory	getInventoryAt(World world, BlockPos blockPos)
protected DefaultedList<ItemStack>	getInvStackList()
private static Inventory	getOutputInventory(World world, BlockPos blockPos, BlockState blockState)
private static boolean	insert(World world, BlockPos blockPos, BlockState blockState, Inventory inventory)
private static boolean	insertAndExtract(World world, BlockPos blockPos, BlockState blockState, HopperBlockEntity hopperBlockEntity, BooleanSupplier booleanSupplier)
private boolean	isDisabled()
private boolean	isFull()
private static boolean	isInventoryEmpty(Inventory inv, Direction facing)
private static boolean	isInventoryFull(Inventory inventory, Direction direction)
private boolean	needsCooldown()
static void	onEntityCollided(World world, BlockPos blockPos, BlockState blockState, Entity entity, HopperBlockEntity hopperBlockEntity)
ItemStack	removeStack(int slot, int amount)	Removes a specific number of items from the given slot.
static void	serverTick(World world, BlockPos blockPos, BlockState blockState, HopperBlockEntity hopperBlockEntity)
private void	setCooldown(int cooldown)
protected void	setInvStackList(DefaultedList<ItemStack> list)
void	setStack(int slot, ItemStack stack)
int	size()
CompoundTag	toTag(CompoundTag tag)
private static ItemStack	transfer(Inventory from, Inventory to, ItemStack stack, int slot, Direction direction)
static ItemStack	transfer(Inventory from, Inventory to, ItemStack stack, Direction side)

Methods inherited from class net.minecraft.block.entity.LootableContainerBlockEntity

canPlayerUse, checkLootInteraction, checkUnlocked, clear, createMenu, deserializeLootTable, getStack, isEmpty, removeStack, serializeLootTable, setLootTable, setLootTable

Methods inherited from class net.minecraft.block.entity.LockableContainerBlockEntity

checkUnlocked, getCustomName, getDisplayName, getName, setCustomName

Methods inherited from class net.minecraft.block.entity.BlockEntity

cancelRemoval, copyItemDataRequiresOperator, createFromTag, getCachedState, getPos, getSquaredRenderDistance, getType, getWorld, hasWorld, isRemoved, markDirty, markDirty, markRemoved, onSyncedBlockEvent, populateCrashReport, setCachedState, setWorld, toInitialChunkDataTag, toUpdatePacket

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.minecraft.util.Clearable

clear

Methods inherited from interface net.minecraft.block.entity.Hopper

getInputAreaShape

Methods inherited from interface net.minecraft.inventory.Inventory

canPlayerUse, containsAny, count, getMaxCountPerStack, getStack, isEmpty, isValid, markDirty, onClose, onOpen, removeStack

Methods inherited from interface net.minecraft.util.Nameable

hasCustomName

Field Details

inventory

private DefaultedList<ItemStack> inventory

transferCooldown

private int transferCooldown

lastTickTime

private long lastTickTime

Constructor Details

HopperBlockEntity

public HopperBlockEntity(BlockPos blockPos,
BlockState blockState)

Method Details

fromTag

public void fromTag(CompoundTag tag)

Overrides:

fromTag in class LockableContainerBlockEntity

toTag

public CompoundTag toTag(CompoundTag tag)

Overrides:

toTag in class LockableContainerBlockEntity

size

public int size()

Specified by:

size in interface Inventory

removeStack

public ItemStack removeStack(int slot,
int amount)

Removes a specific number of items from the given slot.

Specified by:

removeStack in interface Inventory

Overrides:

removeStack in class LootableContainerBlockEntity

Returns:

the removed items as a stack

setStack

public void setStack(int slot,
ItemStack stack)

Specified by:

setStack in interface Inventory

Overrides:

setStack in class LootableContainerBlockEntity

getContainerName

protected Text getContainerName()

Specified by:

getContainerName in class LockableContainerBlockEntity

serverTick

public static void serverTick(World world,
BlockPos blockPos,
BlockState blockState,
HopperBlockEntity hopperBlockEntity)

insertAndExtract

private static boolean insertAndExtract(World world,
BlockPos blockPos,
BlockState blockState,
HopperBlockEntity hopperBlockEntity,
BooleanSupplier booleanSupplier)

isFull

private boolean isFull()

insert

private static boolean insert(World world,
BlockPos blockPos,
BlockState blockState,
Inventory inventory)

getAvailableSlots

private static IntStream getAvailableSlots(Inventory inventory,
Direction side)

isInventoryFull

private static boolean isInventoryFull(Inventory inventory,
Direction direction)

isInventoryEmpty

private static boolean isInventoryEmpty(Inventory inv,
Direction facing)

extract

public static boolean extract(World world,
Hopper hopper)

extract

private static boolean extract(Hopper hopper,
Inventory inventory,
int slot,
Direction side)

extract

public static boolean extract(Inventory inventory,
ItemEntity itemEntity)

transfer

public static ItemStack transfer(@Nullable
Inventory from,
Inventory to,
ItemStack stack,
@Nullable
Direction side)

canInsert

private static boolean canInsert(Inventory inventory,
ItemStack stack,
int slot,
@Nullable
Direction side)

canExtract

private static boolean canExtract(Inventory inv,
ItemStack stack,
int slot,
Direction facing)

transfer

private static ItemStack transfer(@Nullable
Inventory from,
Inventory to,
ItemStack stack,
int slot,
@Nullable
Direction direction)

getOutputInventory

@Nullable
private static Inventory getOutputInventory(World world,
BlockPos blockPos,
BlockState blockState)

getInputInventory

@Nullable
private static Inventory getInputInventory(World world,
Hopper hopper)

getInputItemEntities

public static List<ItemEntity> getInputItemEntities(World world,
Hopper hopper)

getInventoryAt

@Nullable
public static Inventory getInventoryAt(World world,
BlockPos blockPos)

getInventoryAt

@Nullable
private static Inventory getInventoryAt(World world,
double x,
double y,
double z)

canMergeItems

private static boolean canMergeItems(ItemStack first,
ItemStack second)

getHopperX

public double getHopperX()

Specified by:

getHopperX in interface Hopper

getHopperY

public double getHopperY()

Specified by:

getHopperY in interface Hopper

getHopperZ

public double getHopperZ()

Specified by:

getHopperZ in interface Hopper

setCooldown

private void setCooldown(int cooldown)

needsCooldown

private boolean needsCooldown()

isDisabled

private boolean isDisabled()

getInvStackList

protected DefaultedList<ItemStack> getInvStackList()

Specified by:

getInvStackList in class LootableContainerBlockEntity

setInvStackList

protected void setInvStackList(DefaultedList<ItemStack> list)

Specified by:

setInvStackList in class LootableContainerBlockEntity

onEntityCollided

public static void onEntityCollided(World world,
BlockPos blockPos,
BlockState blockState,
Entity entity,
HopperBlockEntity hopperBlockEntity)

createScreenHandler

protected ScreenHandler createScreenHandler(int syncId,
PlayerInventory playerInventory)

Specified by:

createScreenHandler in class LockableContainerBlockEntity