Update to Minecraft Server 1.2

src/main/java/net/minecraft/server/ItemStack.java

@@ -0,0 +1,184 @@
+package net.minecraft.server;
+
+public final class ItemStack {
+
+    public int a;
+    public int b;
+    public int c;
+    public int d; // Craftbukkit - make public
+
+    public ItemStack(Block block) {
+        this(block, 1);
+    }
+
+    public ItemStack(Block block, int k) {
+        this(block.bi, k, 0);
+    }
+
+    public ItemStack(Block block, int k, int l) {
+        this(block.bi, k, l);
+    }
+
+    public ItemStack(Item item) {
+        this(item.ba, 1, 0);
+    }
+
+    public ItemStack(Item item, int k) {
+        this(item.ba, k, 0);
+    }
+
+    public ItemStack(Item item, int k, int l) {
+        this(item.ba, k, l);
+    }
+
+    public ItemStack(int k, int l, int i1) {
+        a = 0;
+        c = k;
+        a = l;
+        d = i1;
+    }
+
+    public ItemStack(NBTTagCompound nbttagcompound) {
+        a = 0;
+        b(nbttagcompound);
+    }
+
+    public ItemStack a(int k) {
+        a -= k;
+        return new ItemStack(c, k, d);
+    }
+
+    public Item a() {
+        return Item.c[c];
+    }
+
+    public boolean a(EntityPlayer entityplayer, World world, int k, int l, int i1, int j1) {
+        return a().a(this, entityplayer, world, k, l, i1, j1);
+    }
+
+    public float a(Block block) {
+        return a().a(this, block);
+    }
+
+    public ItemStack a(World world, EntityPlayer entityplayer) {
+        return a().a(this, world, entityplayer);
+    }
+
+    public NBTTagCompound a(NBTTagCompound nbttagcompound) {
+        nbttagcompound.a("id", (short) c);
+        nbttagcompound.a("Count", (byte) a);
+        nbttagcompound.a("Damage", (short) d);
+        return nbttagcompound;
+    }
+
+    public void b(NBTTagCompound nbttagcompound) {
+        c = ((int) (nbttagcompound.c("id")));
+        a = ((int) (nbttagcompound.b("Count")));
+        d = ((int) (nbttagcompound.c("Damage")));
+    }
+
+    public int b() {
+        return a().b();
+    }
+
+    public boolean c() {
+        return b() > 1 && (!d() || !f());
+    }
+
+    public boolean d() {
+        return Item.c[c].d() > 0;
+    }
+
+    public boolean e() {
+        return Item.c[c].c();
+    }
+
+    public boolean f() {
+        return d() && d > 0;
+    }
+
+    public int g() {
+        return d;
+    }
+
+    public int h() {
+        return d;
+    }
+
+    public int i() {
+        return Item.c[c].d();
+    }
+
+    public void b(int k) {
+        if (!d()) {
+            return;
+        }
+        d += k;
+        if (d > i()) {
+            a--;
+            if (a < 0) {
+                a = 0;
+            }
+            d = 0;
+        }
+    }
+
+    public void a(EntityLiving entityliving) {
+        Item.c[c].a(this, entityliving);
+    }
+
+    public void a(int k, int l, int i1, int j1) {
+        Item.c[c].a(this, k, l, i1, j1);
+    }
+
+    public int a(Entity entity) {
+        return Item.c[c].a(entity);
+    }
+
+    public boolean b(Block block) {
+        return Item.c[c].a(block);
+    }
+
+    public void a(EntityPlayer entityplayer) {}
+
+    public void b(EntityLiving entityliving) {
+        Item.c[c].b(this, entityliving);
+    }
+
+    public ItemStack j() {
+        return new ItemStack(c, a, d);
+    }
+
+    public static boolean a(ItemStack itemstack, ItemStack itemstack1) {
+        if (itemstack == null && itemstack1 == null) {
+            return true;
+        }
+        if (itemstack == null || itemstack1 == null) {
+            return false;
+        } else {
+            return itemstack.c(itemstack1);
+        }
+    }
+
+    private boolean c(ItemStack itemstack) {
+        if (a != itemstack.a) {
+            return false;
+        }
+        if (c != itemstack.c) {
+            return false;
+        }
+        return d == itemstack.d;
+    }
+
+    public boolean a(ItemStack itemstack) {
+        return c == itemstack.c && d == itemstack.d;
+    }
+
+    public static ItemStack b(ItemStack itemstack) {
+        return itemstack != null ? itemstack.j() : null;
+    }
+
+    public String toString() {
+        return (new StringBuilder()).append(a).append("x").append(Item.c[c].a()).append("@").append(d).toString();
+    }
+}