Added Ladder MaterialData

By: Dinnerbone <dinnerbone@dinnerbone.com>

paper-api/src/main/java/org/bukkit/Material.java

@@ -67,7 +67,7 @@ public enum Material {
     BURNING_FURNACE(62),
     SIGN_POST(63),
     WOODEN_DOOR(64),
-    LADDER(65),
+    LADDER(65, Ladder.class),
     RAILS(66),
     COBBLESTONE_STAIRS(67),
     WALL_SIGN(68),

paper-api/src/main/java/org/bukkit/material/Ladder.java

@@ -0,0 +1,48 @@
+
+package org.bukkit.material;
+
+import org.bukkit.BlockFace;
+import org.bukkit.Material;
+
+/**
+ * Represents Ladder data
+ */
+public class Ladder extends MaterialData implements Attachable {
+    public Ladder(final int type) {
+        super(type);
+    }
+
+    public Ladder(final Material type) {
+        super(type);
+    }
+
+    public Ladder(final int type, final byte data) {
+        super(type, data);
+    }
+
+    public Ladder(final Material type, final byte data) {
+        super(type, data);
+    }
+
+    /**
+     * Gets the face that this block is attached on
+     *
+     * @return BlockFace attached to
+     */
+    public BlockFace getAttachedFace() {
+        byte data = getData();
+
+        switch (data) {
+            case 0x2:
+                return BlockFace.WEST;
+            case 0x3:
+                return BlockFace.EAST;
+            case 0x4:
+                return BlockFace.SOUTH;
+            case 0x5:
+                return BlockFace.NORTH;
+        }
+
+        return null;
+    }
+}