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-rw-r--r--src/main/java/net/minecraft/server/TileEntityHopper.java417
1 files changed, 417 insertions, 0 deletions
diff --git a/src/main/java/net/minecraft/server/TileEntityHopper.java b/src/main/java/net/minecraft/server/TileEntityHopper.java
new file mode 100644
index 00000000..c9ece0aa
--- /dev/null
+++ b/src/main/java/net/minecraft/server/TileEntityHopper.java
@@ -0,0 +1,417 @@
+package net.minecraft.server;
+
+import java.util.List;
+
+// CraftBukkit start
+import org.bukkit.craftbukkit.entity.CraftHumanEntity;
+import org.bukkit.entity.HumanEntity;
+// CraftBukkit end
+
+public class TileEntityHopper extends TileEntity implements IHopper {
+
+ private ItemStack[] a = new ItemStack[5];
+ private String b;
+ private int c = -1;
+
+ // CraftBukkit start
+ public List<HumanEntity> transaction = new java.util.ArrayList<HumanEntity>();
+ private int maxStack = MAX_STACK;
+
+ public ItemStack[] getContents() {
+ return this.a;
+ }
+
+ public void onOpen(CraftHumanEntity who) {
+ transaction.add(who);
+ }
+
+ public void onClose(CraftHumanEntity who) {
+ transaction.remove(who);
+ }
+
+ public List<HumanEntity> getViewers() {
+ return transaction;
+ }
+
+ public void setMaxStackSize(int size) {
+ maxStack = size;
+ }
+ // CraftBukkit end
+
+
+ public TileEntityHopper() {}
+
+ public void a(NBTTagCompound nbttagcompound) {
+ super.a(nbttagcompound);
+ NBTTagList nbttaglist = nbttagcompound.getList("Items");
+
+ this.a = new ItemStack[this.getSize()];
+ if (nbttagcompound.hasKey("CustomName")) {
+ this.b = nbttagcompound.getString("CustomName");
+ }
+
+ this.c = nbttagcompound.getInt("TransferCooldown");
+
+ for (int i = 0; i < nbttaglist.size(); ++i) {
+ NBTTagCompound nbttagcompound1 = (NBTTagCompound) nbttaglist.get(i);
+ byte b0 = nbttagcompound1.getByte("Slot");
+
+ if (b0 >= 0 && b0 < this.a.length) {
+ this.a[b0] = ItemStack.createStack(nbttagcompound1);
+ }
+ }
+ }
+
+ public void b(NBTTagCompound nbttagcompound) {
+ super.b(nbttagcompound);
+ NBTTagList nbttaglist = new NBTTagList();
+
+ for (int i = 0; i < this.a.length; ++i) {
+ if (this.a[i] != null) {
+ NBTTagCompound nbttagcompound1 = new NBTTagCompound();
+
+ nbttagcompound1.setByte("Slot", (byte) i);
+ this.a[i].save(nbttagcompound1);
+ nbttaglist.add(nbttagcompound1);
+ }
+ }
+
+ nbttagcompound.set("Items", nbttaglist);
+ nbttagcompound.setInt("TransferCooldown", this.c);
+ if (this.c()) {
+ nbttagcompound.setString("CustomName", this.b);
+ }
+ }
+
+ public void update() {
+ super.update();
+ }
+
+ public int getSize() {
+ return this.a.length;
+ }
+
+ public ItemStack getItem(int i) {
+ return this.a[i];
+ }
+
+ public ItemStack splitStack(int i, int j) {
+ if (this.a[i] != null) {
+ ItemStack itemstack;
+
+ if (this.a[i].count <= j) {
+ itemstack = this.a[i];
+ this.a[i] = null;
+ return itemstack;
+ } else {
+ itemstack = this.a[i].a(j);
+ if (this.a[i].count == 0) {
+ this.a[i] = null;
+ }
+
+ return itemstack;
+ }
+ } else {
+ return null;
+ }
+ }
+
+ public ItemStack splitWithoutUpdate(int i) {
+ if (this.a[i] != null) {
+ ItemStack itemstack = this.a[i];
+
+ this.a[i] = null;
+ return itemstack;
+ } else {
+ return null;
+ }
+ }
+
+ public void setItem(int i, ItemStack itemstack) {
+ this.a[i] = itemstack;
+ if (itemstack != null && itemstack.count > this.getMaxStackSize()) {
+ itemstack.count = this.getMaxStackSize();
+ }
+ }
+
+ public String getName() {
+ return this.c() ? this.b : "container.hopper";
+ }
+
+ public boolean c() {
+ return this.b != null && this.b.length() > 0;
+ }
+
+ public void a(String s) {
+ this.b = s;
+ }
+
+ public int getMaxStackSize() {
+ return 64;
+ }
+
+ public boolean a(EntityHuman entityhuman) {
+ return this.world.getTileEntity(this.x, this.y, this.z) != this ? false : entityhuman.e((double) this.x + 0.5D, (double) this.y + 0.5D, (double) this.z + 0.5D) <= 64.0D;
+ }
+
+ public void startOpen() {}
+
+ public void g() {}
+
+ public boolean b(int i, ItemStack itemstack) {
+ return true;
+ }
+
+ public void h() {
+ if (this.world != null && !this.world.isStatic) {
+ --this.c;
+ if (!this.l()) {
+ this.c(0);
+ this.j();
+ }
+ }
+ }
+
+ public boolean j() {
+ if (this.world != null && !this.world.isStatic) {
+ if (!this.l() && BlockHopper.d(this.p())) {
+ boolean flag = this.u() | a((IHopper) this);
+
+ if (flag) {
+ this.c(8);
+ this.update();
+ return true;
+ }
+ }
+
+ return false;
+ } else {
+ return false;
+ }
+ }
+
+ private boolean u() {
+ int i = a(this, -1);
+ boolean flag = false;
+
+ if (i > -1) {
+ IInventory iinventory = this.v();
+
+ if (iinventory != null) {
+ ItemStack itemstack = this.getItem(i).cloneItemStack();
+ ItemStack itemstack1 = a(iinventory, this.splitStack(i, 1), Facing.OPPOSITE_FACING[BlockHopper.c(this.p())]);
+
+ if (itemstack1 != null && itemstack1.count != 0) {
+ this.setItem(i, itemstack);
+ } else {
+ flag |= true;
+ iinventory.update();
+ }
+ }
+ }
+
+ return flag;
+ }
+
+ public static boolean a(IHopper ihopper) {
+ boolean flag = false;
+ IInventory iinventory = b(ihopper);
+
+ if (iinventory != null) {
+ byte b0 = 0;
+ int i = 0;
+ int j = iinventory.getSize();
+
+ if (iinventory instanceof IWorldInventory && b0 > -1) {
+ IWorldInventory iworldinventory = (IWorldInventory) iinventory;
+
+ i = iworldinventory.c(b0);
+ j = Math.min(j, i + iworldinventory.d(b0));
+ }
+
+ for (int k = i; k < j && !flag; ++k) {
+ ItemStack itemstack = iinventory.getItem(k);
+
+ if (itemstack != null) {
+ ItemStack itemstack1 = itemstack.cloneItemStack();
+ ItemStack itemstack2 = a(ihopper, iinventory.splitStack(k, 1), -1);
+
+ if (itemstack2 != null && itemstack2.count != 0) {
+ iinventory.setItem(k, itemstack1);
+ } else {
+ flag |= true;
+ iinventory.update();
+ }
+ }
+ }
+ } else {
+ EntityItem entityitem = a(ihopper.getWorld(), ihopper.aA(), ihopper.aB() + 1.0D, ihopper.aC());
+
+ if (entityitem != null) {
+ flag |= a((IInventory) ihopper, entityitem);
+ }
+ }
+
+ return flag;
+ }
+
+ public static boolean a(IInventory iinventory, EntityItem entityitem) {
+ boolean flag = false;
+
+ if (entityitem == null) {
+ return false;
+ } else {
+ ItemStack itemstack = entityitem.getItemStack().cloneItemStack();
+ ItemStack itemstack1 = a(iinventory, itemstack, -1);
+
+ if (itemstack1 != null && itemstack1.count != 0) {
+ entityitem.setItemStack(itemstack1);
+ } else {
+ flag = true;
+ entityitem.die();
+ }
+
+ return flag;
+ }
+ }
+
+ public static int a(IInventory iinventory, int i) {
+ int j = 0;
+ int k = iinventory.getSize();
+
+ if (iinventory instanceof IWorldInventory && i > -1) {
+ IWorldInventory iworldinventory = (IWorldInventory) iinventory;
+
+ j = iworldinventory.c(i);
+ k = Math.min(k, j + iworldinventory.d(i));
+ }
+
+ for (int l = j; l < k; ++l) {
+ if (iinventory.getItem(l) != null) {
+ return l;
+ }
+ }
+
+ return -1;
+ }
+
+ public static ItemStack a(IInventory iinventory, ItemStack itemstack, int i) {
+ int j = 0;
+ int k = iinventory.getSize();
+
+ if (iinventory instanceof IWorldInventory && i > -1) {
+ IWorldInventory iworldinventory = (IWorldInventory) iinventory;
+
+ j = iworldinventory.c(i);
+ k = Math.min(k, j + iworldinventory.d(i));
+ }
+
+ for (int l = j; l < k && itemstack != null && itemstack.count > 0; ++l) {
+ ItemStack itemstack1 = iinventory.getItem(l);
+
+ if (iinventory.b(l, itemstack)) {
+ boolean flag = false;
+
+ if (itemstack1 == null) {
+ iinventory.setItem(l, itemstack);
+ itemstack = null;
+ flag = true;
+ } else if (a(itemstack1, itemstack)) {
+ int i1 = itemstack.getMaxStackSize() - itemstack1.count;
+ int j1 = Math.min(itemstack.count, i1);
+
+ itemstack.count -= j1;
+ itemstack1.count += j1;
+ flag = j1 > 0;
+ }
+
+ if (flag) {
+ if (iinventory instanceof TileEntityHopper) {
+ ((TileEntityHopper) iinventory).c(8);
+ }
+
+ iinventory.update();
+ }
+ }
+ }
+
+ if (itemstack != null && itemstack.count == 0) {
+ itemstack = null;
+ }
+
+ return itemstack;
+ }
+
+ private IInventory v() {
+ int i = BlockHopper.c(this.p());
+
+ return b(this.getWorld(), (double) (this.x + Facing.b[i]), (double) (this.y + Facing.c[i]), (double) (this.z + Facing.d[i]));
+ }
+
+ public static IInventory b(IHopper ihopper) {
+ return b(ihopper.getWorld(), ihopper.aA(), ihopper.aB() + 1.0D, ihopper.aC());
+ }
+
+ public static EntityItem a(World world, double d0, double d1, double d2) {
+ List list = world.a(EntityItem.class, AxisAlignedBB.a().a(d0, d1, d2, d0 + 1.0D, d1 + 1.0D, d2 + 1.0D), IEntitySelector.a);
+
+ return list.size() > 0 ? (EntityItem) list.get(0) : null;
+ }
+
+ public static IInventory b(World world, double d0, double d1, double d2) {
+ IInventory iinventory = null;
+ int i = MathHelper.floor(d0);
+ int j = MathHelper.floor(d1);
+ int k = MathHelper.floor(d2);
+
+ if (iinventory == null) {
+ TileEntity tileentity = world.getTileEntity(i, j, k);
+
+ if (tileentity != null && tileentity instanceof IInventory) {
+ iinventory = (IInventory) tileentity;
+ if (iinventory instanceof TileEntityChest) {
+ int l = world.getTypeId(i, j, k);
+ Block block = Block.byId[l];
+
+ if (block instanceof BlockChest) {
+ iinventory = ((BlockChest) block).g_(world, i, j, k);
+ }
+ }
+ }
+ }
+
+ if (iinventory == null) {
+ List list = world.getEntities((Entity) null, AxisAlignedBB.a().a(d0, d1, d2, d0 + 1.0D, d1 + 1.0D, d2 + 1.0D), IEntitySelector.b);
+
+ if (list != null && list.size() > 0) {
+ iinventory = (IInventory) list.get(world.random.nextInt(list.size()));
+ }
+ }
+
+ return iinventory;
+ }
+
+ private static boolean a(ItemStack itemstack, ItemStack itemstack1) {
+ return itemstack.id != itemstack1.id ? false : (itemstack.getData() != itemstack1.getData() ? false : (itemstack.count > itemstack.getMaxStackSize() ? false : ItemStack.equals(itemstack, itemstack1)));
+ }
+
+ public double aA() {
+ return (double) this.x;
+ }
+
+ public double aB() {
+ return (double) this.y;
+ }
+
+ public double aC() {
+ return (double) this.z;
+ }
+
+ public void c(int i) {
+ this.c = i;
+ }
+
+ public boolean l() {
+ return this.c > 0;
+ }
+}