From e8370245b455911c5aa0941e425a21c03ccd8704 Mon Sep 17 00:00:00 2001
From: oliviarla <imoliviarla@gmail.com>
Date: Thu, 19 Feb 2026 17:51:48 +0900
Subject: [PATCH] FEATURE: Add isForceSerializeForCollection method to
 Transcoder

---
 .../spy/memcached/transcoders/SerializingTranscoder.java   | 5 +++++
 .../java/net/spy/memcached/transcoders/Transcoder.java     | 7 +++++++
 .../memcached/transcoders/SerializingTranscoderTest.java   | 5 +++++
 .../collection/transcoder/CollectionTranscoderTest.java    | 5 +++++
 4 files changed, 22 insertions(+)

diff --git a/src/main/java/net/spy/memcached/transcoders/SerializingTranscoder.java b/src/main/java/net/spy/memcached/transcoders/SerializingTranscoder.java
index f90fa16ab..e3427e010 100644
--- a/src/main/java/net/spy/memcached/transcoders/SerializingTranscoder.java
+++ b/src/main/java/net/spy/memcached/transcoders/SerializingTranscoder.java
@@ -138,6 +138,11 @@ public Object decode(CachedData d) {
     return rv;
   }
 
+  @Override
+  public boolean isForceSerializeForCollection() {
+    return forceJDKSerializeForCollection;
+  }
+
   public CachedData encode(Object o) {
     byte[] b;
     int flags = 0;
diff --git a/src/main/java/net/spy/memcached/transcoders/Transcoder.java b/src/main/java/net/spy/memcached/transcoders/Transcoder.java
index 2c26a416b..bf277bf49 100644
--- a/src/main/java/net/spy/memcached/transcoders/Transcoder.java
+++ b/src/main/java/net/spy/memcached/transcoders/Transcoder.java
@@ -30,4 +30,11 @@ public interface Transcoder<T> {
    * Get the maximum size of objects handled by this transcoder.
    */
   int getMaxSize();
+
+  /**
+   * Get if this transcoder forces serialization every type.
+   */
+  default boolean isForceSerializeForCollection() {
+    return false;
+  }
 }
diff --git a/src/test/java/net/spy/memcached/transcoders/SerializingTranscoderTest.java b/src/test/java/net/spy/memcached/transcoders/SerializingTranscoderTest.java
index 544bbeabd..a8df2a23f 100644
--- a/src/test/java/net/spy/memcached/transcoders/SerializingTranscoderTest.java
+++ b/src/test/java/net/spy/memcached/transcoders/SerializingTranscoderTest.java
@@ -31,6 +31,11 @@ protected void setUp() throws Exception {
     tu = new TranscoderUtils(true);
   }
 
+  @Test
+  void forceJDKSerializationReturnFalse() {
+    assertFalse(tc.isForceSerializeForCollection());
+  }
+
   @Test
   void testNonserializable() throws Exception {
     try {
diff --git a/src/test/manual/net/spy/memcached/collection/transcoder/CollectionTranscoderTest.java b/src/test/manual/net/spy/memcached/collection/transcoder/CollectionTranscoderTest.java
index 2c4ed4ee9..8e0f3cb88 100644
--- a/src/test/manual/net/spy/memcached/collection/transcoder/CollectionTranscoderTest.java
+++ b/src/test/manual/net/spy/memcached/collection/transcoder/CollectionTranscoderTest.java
@@ -29,6 +29,11 @@ protected void tearDown() throws Exception {
     super.tearDown();
   }
 
+  @Test
+  void forceJDKSerializationReturnTrue() {
+    assertTrue(transcoder.isForceSerializeForCollection());
+  }
+
   @Test
   void decodeIntegerAsString() throws ExecutionException, InterruptedException {
     // given