Add getChangedBlockData() property to BlockPhysicsEvent to expose BlockData (#6743)

Signed-off-by: Irmo van den Berge <irmo.vandenberge@ziggo.nl>

patches/api/Add-source-block-constructor-and-getChangedBlockData.patch

@@ -1,7 +1,8 @@
 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
 From: Sotr <i@omc.hk>
 Date: Thu, 23 Aug 2018 16:14:25 +0800
-Subject: [PATCH] Add source block to BlockPhysicsEvent
+Subject: [PATCH] Add source block constructor and getChangedBlockData() to
+ BlockPhysicsEvent
 
 
 diff --git a/src/main/java/org/bukkit/event/block/BlockPhysicsEvent.java b/src/main/java/org/bukkit/event/block/BlockPhysicsEvent.java
@@ -22,3 +23,33 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
      public BlockPhysicsEvent(@NotNull final Block block, @NotNull final BlockData changed) {
          this(block, changed, block);
      }
+@@ -0,0 +0,0 @@ public class BlockPhysicsEvent extends BlockEvent implements Cancellable {
+     }
+ 
+     /**
+-     * Gets the type of block that changed, causing this event
++     * Gets the type of block that changed, causing this event.
++     * This is the type of {@link #getBlock()} at the time of the event.
+      *
+      * @return Changed block's type
+      */
+@@ -0,0 +0,0 @@ public class BlockPhysicsEvent extends BlockEvent implements Cancellable {
+         return changed.getMaterial();
+     }
+ 
++    // Paper start - Getter for the BlockData
++    /**
++     * Gets the BlockData of the block that changed, causing this event.
++     * This is the BlockData of {@link #getBlock()} at the time of the event.
++     *
++     * @return Changed block's BlockData
++     */
++    @NotNull
++    public BlockData getChangedBlockData() {
++        return changed;
++    }
++    // Paper end
++
+     @Override
+     public boolean isCancelled() {
+         return cancel;