From 79b8b4fe18cceceea420f76fbaf3fc0e198cad2b Mon Sep 17 00:00:00 2001
From: cbasguti <sebastian.gutierrezj@udea.edu.co>
Date: Mon, 29 May 2023 16:22:14 +0200
Subject: [PATCH] dev: serializing unparented node on java

---
 .../internals/SaveContextVisitor.java         | 27 ++++++++++++-------
 1 file changed, 18 insertions(+), 9 deletions(-)

diff --git a/ext/java/nokogiri/internals/SaveContextVisitor.java b/ext/java/nokogiri/internals/SaveContextVisitor.java
index a1ccc348d9b..9c5f2f55ef6 100644
--- a/ext/java/nokogiri/internals/SaveContextVisitor.java
+++ b/ext/java/nokogiri/internals/SaveContextVisitor.java
@@ -807,17 +807,26 @@ public int compare(Attr attr0, Attr attr1) {
     // no-op
   }
 
-  private boolean
-  isHtmlScript(Text text)
-  {
-    return htmlDoc && text.getParentNode().getNodeName().equals("script");
+  private boolean isHtmlScript(Text text) {
+    Node parentNode = text.getParentNode();
+    if (parentNode != null && parentNode.getNodeName().equals("script")) {
+      return htmlDoc;
+    } else {
+      System.out.println("getParentNode() returned null or parent node is not 'script'.");
+      return false;
+    }
   }
-
-  private boolean
-  isHtmlStyle(Text text)
-  {
-    return htmlDoc && text.getParentNode().getNodeName().equals("style");
+  
+  private boolean isHtmlStyle(Text text) {
+    Node parentNode = text.getParentNode();
+    if (parentNode != null && parentNode.getNodeName().equals("style")) {
+      return htmlDoc;
+    } else {
+      System.out.println("getParentNode() returned null or parent node is not 'style'.");
+      return false;
+    }
   }
+  
 
   public boolean
   enter(Text text)