public boolean collect() { boolean collected = false; for (Entity entity : LocationUtil.getNearbyEntities(centre, radius)) { if (entity.isValid() && entity instanceof Item) { if (LocationUtil.isWithinRadius(centre, entity.getLocation(), radius)) { stackCheck: { ItemStack stack = ((Item) entity).getItemStack(); if (!ItemUtil.isStackValid(stack)) return false; for (ItemStack filter : filters) { if (!ItemUtil.isStackValid(filter)) continue; if (include && !ItemUtil.areItemsIdentical(filter, stack)) break stackCheck; else if (!include && ItemUtil.areItemsIdentical(filter, stack)) break stackCheck; } BlockFace back = SignUtil.getBack(BukkitUtil.toSign(getSign()).getBlock()); Block pipe = getBackBlock().getRelative(back); Pipes pipes = Pipes.Factory.setupPipes(pipe, getBackBlock(), stack); if (pipes != null && pipes.getItems().isEmpty()) return true; // Add the items to a container, and destroy them. List<ItemStack> leftovers = InventoryUtil.addItemsToInventory((InventoryHolder) chest.getState(), stack); if (leftovers.isEmpty()) { entity.remove(); return true; } else { if (ItemUtil.areItemsIdentical(leftovers.get(0), stack) && leftovers.get(0).getAmount() != stack.getAmount()) { ((Item) entity).setItemStack(leftovers.get(0)); return true; } } } } } } return collected; }