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, Tickable

public class HopperBlockEntity
extends LootableContainerBlockEntity
implements Hopper, Tickable

Field Summary

Fields

Modifier and Type	Field and 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 and Description
HopperBlockEntity()

Method Summary

Modifier and Type	Method and 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)
static boolean	extract(Hopper hopper)
private static boolean	extract(Hopper hopper, Inventory inventory, int slot, Direction side)
static boolean	extract(Inventory inventory, ItemEntity itemEntity)
void	fromTag(BlockState state, CompoundTag tag)
private static IntStream	getAvailableSlots(Inventory inventory, Direction side)
protected Text	getContainerName()
double	getHopperX()
double	getHopperY()
double	getHopperZ()
static Inventory	getInputInventory(Hopper hopper)
static List<ItemEntity>	getInputItemEntities(Hopper hopper)
static Inventory	getInventoryAt(World world, BlockPos blockPos)
static Inventory	getInventoryAt(World world, double x, double y, double z)
protected DefaultedList<ItemStack>	getInvStackList()
private Inventory	getOutputInventory()
private boolean	insert()
private boolean	insertAndExtract(Supplier<Boolean> extractMethod)
private boolean	isDisabled()
private boolean	isFull()
private static boolean	isInventoryEmpty(Inventory inv, Direction facing)
private boolean	isInventoryFull(Inventory inv, Direction direction)
private boolean	needsCooldown()
void	onEntityCollided(Entity entity)
ItemStack	removeStack(int slot, int amount) Removes a specific number of items from the given slot.
private void	setCooldown(int cooldown)
protected void	setInvStackList(DefaultedList<ItemStack> list)
void	setStack(int slot, ItemStack stack)
int	size()
void	tick()
CompoundTag	toTag(CompoundTag tag)
static ItemStack	transfer(Inventory from, Inventory to, ItemStack stack, Direction side)
private static ItemStack	transfer(Inventory from, Inventory to, ItemStack stack, int slot, Direction direction)

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

applyMirror, applyRotation, cancelRemoval, copyItemDataRequiresOperator, createFromTag, getCachedState, getPos, getSquaredRenderDistance, getType, getWorld, hasWorld, isRemoved, markDirty, markInvalid, markRemoved, onSyncedBlockEvent, populateCrashReport, resetBlock, setLocation, setPos, 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.block.entity.Hopper

getInputAreaShape, getWorld

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.Clearable

clear, clear

Methods inherited from interface net.minecraft.util.Nameable

hasCustomName

Field Detail

inventory

private DefaultedList<ItemStack> inventory

transferCooldown

private int transferCooldown

lastTickTime

private long lastTickTime

Constructor Detail

HopperBlockEntity

public HopperBlockEntity()

Method Detail

fromTag

public void fromTag(BlockState state,
                    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

tick

public void tick()

Specified by:

tick in interface Tickable

insertAndExtract

private boolean insertAndExtract(Supplier<Boolean> extractMethod)

isFull

private boolean isFull()

insert

private boolean insert()

getAvailableSlots

private static IntStream getAvailableSlots(Inventory inventory,
                                           Direction side)

isInventoryFull

private boolean isInventoryFull(Inventory inv,
                                Direction direction)

isInventoryEmpty

private static boolean isInventoryEmpty(Inventory inv,
                                        Direction facing)

extract

public static boolean extract(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 Inventory getOutputInventory()

getInputInventory

@Nullable
public static Inventory getInputInventory(Hopper hopper)

getInputItemEntities

public static List<ItemEntity> getInputItemEntities(Hopper hopper)

getInventoryAt

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

getInventoryAt

@Nullable
public 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 void onEntityCollided(Entity entity)

createScreenHandler

protected ScreenHandler createScreenHandler(int syncId,
                                            PlayerInventory playerInventory)

Specified by:

createScreenHandler in class LockableContainerBlockEntity