Add support for preventing block drops in BreakEvent

By: Scetra <contact@scetra.me>

paper-api/src/main/java/org/bukkit/event/block/BlockBreakEvent.java

@@ -28,12 +28,14 @@ import org.bukkit.event.HandlerList;
  */
 public class BlockBreakEvent extends BlockExpEvent implements Cancellable {
     private final Player player;
+    private boolean dropItems;
     private boolean cancel;
 
     public BlockBreakEvent(final Block theBlock, final Player player) {
         super(theBlock, 0);
 
         this.player = player;
+        this.dropItems = true; // Defaults to dropping items as it normally would
     }
 
     /**
@@ -45,6 +47,24 @@ public class BlockBreakEvent extends BlockExpEvent implements Cancellable {
         return player;
     }
 
+    /**
+     * Sets whether or not the block will drop items as it normally would.
+     *
+     * @param dropItems Whether or not the block will drop items
+     */
+    public void setDropItems(boolean dropItems) {
+        this.dropItems = dropItems;
+    }
+
+    /**
+     * Gets whether or not the block will drop items.
+     *
+     * @return Whether or not the block will drop items
+     */
+    public boolean isDropItems() {
+        return this.dropItems;
+    }
+
     public boolean isCancelled() {
         return cancel;
     }