Imported from mc-dev:

- ShapedRecipes
- ShapelessRecipes
- CraftingRecipe
- FurnaceRecipes

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

@@ -0,0 +1,82 @@
+package net.minecraft.server;
+
+public class ShapedRecipes implements CraftingRecipe {
+
+    private int b;
+    private int c;
+    private ItemStack[] d;
+    private ItemStack e;
+    public final int a;
+
+    public ShapedRecipes(int i, int j, ItemStack[] aitemstack, ItemStack itemstack) {
+        this.a = itemstack.id;
+        this.b = i;
+        this.c = j;
+        this.d = aitemstack;
+        this.e = itemstack;
+    }
+
+    public ItemStack b() {
+        return this.e;
+    }
+
+    public boolean a(InventoryCrafting inventorycrafting) {
+        for (int i = 0; i <= 3 - this.b; ++i) {
+            for (int j = 0; j <= 3 - this.c; ++j) {
+                if (this.a(inventorycrafting, i, j, true)) {
+                    return true;
+                }
+
+                if (this.a(inventorycrafting, i, j, false)) {
+                    return true;
+                }
+            }
+        }
+
+        return false;
+    }
+
+    private boolean a(InventoryCrafting inventorycrafting, int i, int j, boolean flag) {
+        for (int k = 0; k < 3; ++k) {
+            for (int l = 0; l < 3; ++l) {
+                int i1 = k - i;
+                int j1 = l - j;
+                ItemStack itemstack = null;
+
+                if (i1 >= 0 && j1 >= 0 && i1 < this.b && j1 < this.c) {
+                    if (flag) {
+                        itemstack = this.d[this.b - i1 - 1 + j1 * this.b];
+                    } else {
+                        itemstack = this.d[i1 + j1 * this.b];
+                    }
+                }
+
+                ItemStack itemstack1 = inventorycrafting.b(k, l);
+
+                if (itemstack1 != null || itemstack != null) {
+                    if (itemstack1 == null && itemstack != null || itemstack1 != null && itemstack == null) {
+                        return false;
+                    }
+
+                    if (itemstack.id != itemstack1.id) {
+                        return false;
+                    }
+
+                    if (itemstack.getData() != -1 && itemstack.getData() != itemstack1.getData()) {
+                        return false;
+                    }
+                }
+            }
+        }
+
+        return true;
+    }
+
+    public ItemStack b(InventoryCrafting inventorycrafting) {
+        return new ItemStack(this.e.id, this.e.count, this.e.getData());
+    }
+
+    public int a() {
+        return this.b * this.c;
+    }
+}