From e8911d736541715b5e108d11ad6b1cc279699318 Mon Sep 17 00:00:00 2001
From: Gary Gregory <garydgregory@gmail.com>
Date: Sun, 23 Jun 2024 15:57:27 -0400
Subject: [PATCH] Javadoc

---
 .../commons/collections4/bidimap/DualTreeBidiMap.java      | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/main/java/org/apache/commons/collections4/bidimap/DualTreeBidiMap.java b/src/main/java/org/apache/commons/collections4/bidimap/DualTreeBidiMap.java
index eb1a7a23a..4b63e1ba5 100644
--- a/src/main/java/org/apache/commons/collections4/bidimap/DualTreeBidiMap.java
+++ b/src/main/java/org/apache/commons/collections4/bidimap/DualTreeBidiMap.java
@@ -381,6 +381,13 @@ public class DualTreeBidiMap<K, V> extends AbstractDualBidiMap<K, V>
         return hm.lastKey();
     }
 
+    /**
+     * Deserializes an instance from an ObjectInputStream.
+     *
+     * @param in The source ObjectInputStream.
+     * @throws IOException            Any of the usual Input/Output related exceptions.
+     * @throws ClassNotFoundException A class of a serialized object cannot be found.
+     */
     private void readObject(final ObjectInputStream in) throws IOException, ClassNotFoundException {
         in.defaultReadObject();
         normalMap = new TreeMap<>(comparator);