Safety validations

jhy · Jul 11, 2021 · 049204c · 049204c
1 parent 2dc914f
commit 049204c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/main/java/org/jsoup/select/NodeTraversor.java b/src/main/java/org/jsoup/select/NodeTraversor.java
@@ -18,6 +18,9 @@ public class NodeTraversor {
      * @param root the root node point to traverse.
      */
     public static void traverse(NodeVisitor visitor, Node root) {
+        Validate.notNull(visitor);
+        Validate.notNull(root);
+
         Node node = root;
         Node parent; // remember parent to find nodes that get replaced in .head
         int depth = 0;