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pjfanning pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/pekko.git
The following commit(s) were added to refs/heads/main by this push:
new 12d3d85260 docs: fix comment placement around
serialization-max-nesting-depth (#3511)
12d3d85260 is described below
commit 12d3d852604f643ebbac4e429c47f637fb8791d6
Author: PJ Fanning <[email protected]>
AuthorDate: Wed Sep 2 12:58:41 2026 +0100
docs: fix comment placement around serialization-max-nesting-depth (#3511)
* fix: keep allow-java-serialization comment attached to its setting
* docs: note why the depth counter is a one-element Array[Int]
---
actor/src/main/resources/reference.conf | 4 ++--
.../scala/org/apache/pekko/serialization/NestedDeserialization.scala | 2 ++
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/actor/src/main/resources/reference.conf
b/actor/src/main/resources/reference.conf
index 1f83d9ed23..3f7bf3118c 100644
--- a/actor/src/main/resources/reference.conf
+++ b/actor/src/main/resources/reference.conf
@@ -822,6 +822,8 @@ pekko {
#
# Please note that this option does not stop you from manually invoking
java serialization
#
+ allow-java-serialization = off
+
# Maximum nesting depth when a serialized payload encloses another
serialized
# payload (for example Some, Optional, Status.Failure, StatusReply, a
Throwable
# cause, or an ActorSelectionMessage). Each level is parsed separately, so
this is
@@ -829,8 +831,6 @@ pekko {
# NotSerializableException rather than failing with a StackOverflowError.
serialization-max-nesting-depth = 32
- allow-java-serialization = off
-
# Log warnings when the Java serialization is used to serialize messages.
# Java serialization is not very performant and should not be used in
production
# environments unless you don't care about performance and security. In
that case
diff --git
a/actor/src/main/scala/org/apache/pekko/serialization/NestedDeserialization.scala
b/actor/src/main/scala/org/apache/pekko/serialization/NestedDeserialization.scala
index d2863ecf7b..d4d63dedcb 100644
---
a/actor/src/main/scala/org/apache/pekko/serialization/NestedDeserialization.scala
+++
b/actor/src/main/scala/org/apache/pekko/serialization/NestedDeserialization.scala
@@ -38,6 +38,8 @@ import org.apache.pekko.annotation.InternalApi
@InternalApi
private[pekko] object NestedDeserialization {
+ // a one-element Array[Int] serves as a mutable int holder, so incrementing
the
+ // depth does not box the way a ThreadLocal[Int] would on every get/set
private val depth = new ThreadLocal[Array[Int]] {
override def initialValue(): Array[Int] = new Array[Int](1)
}
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