/** Inserts one item from the hopper into the inventory the hopper is pointing at. */
private boolean insertItemToInventory() {
IInventory iinventory = this.getOutputInventory();
if (iinventory == null) {
return false;
} else {
for (int i = 0; i < this.getSizeInventory(); ++i) {
if (this.getStackInSlot(i) != null) {
ItemStack itemstack = this.getStackInSlot(i).copy();
ItemStack itemstack1 =
insertStack(
iinventory,
this.decrStackSize(i, 1),
Facing.oppositeSide[
BlockHopper.getDirectionFromMetadata(this.getBlockMetadata())]);
if (itemstack1 == null || itemstack1.stackSize == 0) {
iinventory.onInventoryChanged();
return true;
}
this.setInventorySlotContents(i, itemstack);
}
}
return false;
}
}
private TileEntity getHopperFacing(int x, int y, int z, int meta) {
int i = BlockHopper.getDirectionFromMetadata(meta);
return worldObj.getBlockTileEntity(
x + Facing.offsetsXForSide[i],
y + Facing.offsetsYForSide[i],
z + Facing.offsetsZForSide[i]);
}
/** Gets the inventory the hopper is pointing at. */
private IInventory getOutputInventory() {
int i = BlockHopper.getDirectionFromMetadata(this.getBlockMetadata());
return getInventoryAtLocation(
this.getWorldObj(),
(double) (this.xCoord + Facing.offsetsXForSide[i]),
(double) (this.yCoord + Facing.offsetsYForSide[i]),
(double) (this.zCoord + Facing.offsetsZForSide[i]));
}
public boolean updateHopper() {
if (this.worldObj != null && !this.worldObj.isRemote) {
if (!this.isCoolingDown()
&& BlockHopper.getIsBlockNotPoweredFromMetadata(this.getBlockMetadata())) {
boolean flag = this.insertItemToInventory();
flag = suckItemsIntoHopper(this) || flag;
if (flag) {
this.setTransferCooldown(8);
this.onInventoryChanged();
return true;
}
}
return false;
} else {
return false;
}
}