From e062179a9c09247f0ad2aabb127bebd484695069 Mon Sep 17 00:00:00 2001
From: Tomo Suzuki <suztomo@google.com>
Date: Tue, 6 Feb 2024 18:11:38 -0500
Subject: [PATCH 01/16] chore: removing Kokoro - Against Pub/Sub Lite samples
 from required checks (#1894)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

* chore: removing Kokoro - Against Pub/Sub Lite samples from required checks

The "Kokoro - Against Pub/Sub Lite samples" has been failing for a while.

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
---
 .github/sync-repo-settings.yaml | 1 -
 README.md                       | 8 ++++----
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/.github/sync-repo-settings.yaml b/.github/sync-repo-settings.yaml
index 46e11116d..2cd50ab00 100644
--- a/.github/sync-repo-settings.yaml
+++ b/.github/sync-repo-settings.yaml
@@ -14,7 +14,6 @@ branchProtectionRules:
       - units (8)
       - units (11)
       - 'Kokoro - Test: Integration'
-      - Kokoro - Against Pub/Sub Lite samples
       - cla/google
       - OwlBot Post Processor
       - 'Kokoro - Test: Java GraalVM Native Image'
diff --git a/README.md b/README.md
index 4f9b1de52..9873ea9d1 100644
--- a/README.md
+++ b/README.md
@@ -52,20 +52,20 @@ If you are using Maven without the BOM, add this to your dependencies:
 If you are using Gradle 5.x or later, add this to your dependencies:
 
 ```Groovy
-implementation platform('com.google.cloud:libraries-bom:26.30.0')
+implementation platform('com.google.cloud:libraries-bom:26.31.0')
 
 implementation 'com.google.cloud:google-cloud-pubsub'
 ```
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-pubsub:1.126.1'
+implementation 'com.google.cloud:google-cloud-pubsub:1.126.2'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-pubsub" % "1.126.1"
+libraryDependencies += "com.google.cloud" % "google-cloud-pubsub" % "1.126.2"
 ```
 <!-- {x-version-update-end} -->
 
@@ -409,7 +409,7 @@ Java is a registered trademark of Oracle and/or its affiliates.
 [kokoro-badge-link-5]: http://storage.googleapis.com/cloud-devrel-public/java/badges/java-pubsub/java11.html
 [stability-image]: https://img.shields.io/badge/stability-stable-green
 [maven-version-image]: https://img.shields.io/maven-central/v/com.google.cloud/google-cloud-pubsub.svg
-[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-pubsub/1.126.1
+[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-pubsub/1.126.2
 [authentication]: https://github.com/googleapis/google-cloud-java#authentication
 [auth-scopes]: https://developers.google.com/identity/protocols/oauth2/scopes
 [predefined-iam-roles]: https://cloud.google.com/iam/docs/understanding-roles#predefined_roles

From 6d6dc891c7f1e23e3ee53bea09ed9954ac3b359b Mon Sep 17 00:00:00 2001
From: Tomo Suzuki <suztomo@google.com>
Date: Tue, 6 Feb 2024 18:27:23 -0500
Subject: [PATCH 02/16] ci: unmanaged dependency check (#1892)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

* ci: unmanaged dependency check

This is is the implementation for the one I got your review in
go/cloud-sdk-java-dependency-governance-design. This check will
avoid accidentally adding a third-party dependency.

b/320677249

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
---
 .../workflows/unmanaged_dependency_check.yaml | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 .github/workflows/unmanaged_dependency_check.yaml

diff --git a/.github/workflows/unmanaged_dependency_check.yaml b/.github/workflows/unmanaged_dependency_check.yaml
new file mode 100644
index 000000000..62c5fa4a0
--- /dev/null
+++ b/.github/workflows/unmanaged_dependency_check.yaml
@@ -0,0 +1,22 @@
+on:
+  pull_request:
+name: Unmanaged dependency check
+jobs:
+  unmanaged_dependency_check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-java@v3
+        with:
+          distribution: temurin
+          java-version: 11
+      - name: Install modules
+        shell: bash
+        run: |
+          # No argument to build.sh installs the modules in local Maven
+          # repository
+          .kokoro/build.sh
+      - name: Unmanaged dependency check
+        uses: googleapis/sdk-platform-java/java-shared-dependencies/unmanaged-dependency-check@unmanaged-dependencies-check-latest
+        with:
+          bom-path: google-cloud-pubsub-bom/pom.xml

From a2063cf8f1f792f5ad1994bff00f367b399c0ff2 Mon Sep 17 00:00:00 2001
From: Mend Renovate <bot@renovateapp.com>
Date: Wed, 7 Feb 2024 05:12:03 +0100
Subject: [PATCH 03/16] deps: update dependency
 com.google.cloud:google-cloud-core to v2.32.0 (#1885)

---
 samples/install-without-bom/pom.xml | 2 +-
 samples/snapshot/pom.xml            | 2 +-
 samples/snippets/pom.xml            | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index 038b328af..ab1e205bf 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -80,7 +80,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.31.0</version>
+      <version>2.32.0</version>
       <classifier>tests</classifier>
     </dependency>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 965d9d592..c02e9627f 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -79,7 +79,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.31.0</version>
+      <version>2.32.0</version>
       <classifier>tests</classifier>
     </dependency>
     <dependency>
diff --git a/samples/snippets/pom.xml b/samples/snippets/pom.xml
index 26215fd06..8b63238f9 100644
--- a/samples/snippets/pom.xml
+++ b/samples/snippets/pom.xml
@@ -98,7 +98,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.31.0</version>
+      <version>2.32.0</version>
       <classifier>tests</classifier>
     </dependency>
     <!-- [END_EXCLUDE] -->

From 7ed363ebe7d95d8ee03ccea787389941f0387e98 Mon Sep 17 00:00:00 2001
From: Mridula <66699525+mpeddada1@users.noreply.github.com>
Date: Wed, 7 Feb 2024 04:24:16 +0000
Subject: [PATCH 04/16] chore: use sdk-platform-java-config to consolidate
 build configs (#1895)

---
 .kokoro/presubmit/graalvm-native-17.cfg | 2 +-
 .kokoro/presubmit/graalvm-native.cfg    | 2 +-
 owlbot.py                               | 4 +++-
 pom.xml                                 | 6 +++---
 4 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/.kokoro/presubmit/graalvm-native-17.cfg b/.kokoro/presubmit/graalvm-native-17.cfg
index fb5bb678f..90d9a20a0 100644
--- a/.kokoro/presubmit/graalvm-native-17.cfg
+++ b/.kokoro/presubmit/graalvm-native-17.cfg
@@ -3,7 +3,7 @@
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
   key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/graalvm17:22.3.3"
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_b:3.24.0"
 }
 
 env_vars: {
diff --git a/.kokoro/presubmit/graalvm-native.cfg b/.kokoro/presubmit/graalvm-native.cfg
index 59efee340..948177be8 100644
--- a/.kokoro/presubmit/graalvm-native.cfg
+++ b/.kokoro/presubmit/graalvm-native.cfg
@@ -3,7 +3,7 @@
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
   key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-kokoro-resources/graalvm:22.3.3"
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_a:3.24.0"
 }
 
 env_vars: {
diff --git a/owlbot.py b/owlbot.py
index 6cb015af0..1ef474bc4 100644
--- a/owlbot.py
+++ b/owlbot.py
@@ -1211,6 +1211,8 @@
         ".github/sync-repo-settings.yaml",
         ".github/blunderbuss.yml",
         '.kokoro/requirements.in',
-        '.kokoro/requirements.txt'
+        '.kokoro/requirements.txt',
+        '.kokoro/presubmit/graalvm-native.cfg',
+        '.kokoro/presubmit/graalvm-native-17.cfg'
     ]
 )
diff --git a/pom.xml b/pom.xml
index 628287c8e..764995a45 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,8 +13,8 @@
 
   <parent>
     <groupId>com.google.cloud</groupId>
-    <artifactId>google-cloud-shared-config</artifactId>
-    <version>1.7.1</version>
+    <artifactId>sdk-platform-java-config</artifactId>
+    <version>3.24.0</version>
   </parent>
 
   <developers>
@@ -61,7 +61,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-shared-dependencies</artifactId>
-        <version>3.23.0</version>
+        <version>${google-cloud-shared-dependencies.version}</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>

From b9c6b651b1494fd0d57c5830988d6abd9cf70131 Mon Sep 17 00:00:00 2001
From: "gcf-owl-bot[bot]" <78513119+gcf-owl-bot[bot]@users.noreply.github.com>
Date: Wed, 7 Feb 2024 12:56:19 -0500
Subject: [PATCH 05/16] chore: adjust renovate bot configs to update the
 sdk-platform-java-config artifact (#1921) (#1884)

chore: update renovate bot configs to update the sdk-platform-java-config artifact
Source-Link: https://github.com/googleapis/synthtool/commit/d7828c02a5b1aeb8dcf3aa6c55f8fdf407a0156f
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-java:latest@sha256:0d1bb26a1a99ae0456176bf891b8490e9aab424a5cb4e4d301d9703c4dc43b58

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
---
 .github/.OwlBot.lock.yaml |  4 ++--
 renovate.json             | 11 +++++++++++
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
index dc05a7276..bf48c82da 100644
--- a/.github/.OwlBot.lock.yaml
+++ b/.github/.OwlBot.lock.yaml
@@ -13,5 +13,5 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-java:latest
-  digest: sha256:a6aa751984f1e905c3ae5a3aac78fc7b68210626ce91487dc7ff4f0a06f010cc
-# created: 2024-01-22T14:14:20.913785597Z
+  digest: sha256:0d1bb26a1a99ae0456176bf891b8490e9aab424a5cb4e4d301d9703c4dc43b58
+# created: 2024-01-30T19:46:55.029238294Z
diff --git a/renovate.json b/renovate.json
index 977082821..10ded9f10 100644
--- a/renovate.json
+++ b/renovate.json
@@ -14,6 +14,17 @@
     ".kokoro/requirements.txt",
     ".github/workflows/**"
   ],
+  "customManagers": [
+    {
+      "customType": "regex",
+      "fileMatch": [
+        "^.kokoro/presubmit/graalvm-native.*.cfg$"
+      ],
+      "matchStrings": ["value: \"gcr.io/cloud-devrel-public-resources/graalvm.*:(?<currentValue>.*?)\""],
+      "depNameTemplate": "com.google.cloud:sdk-platform-java-config",
+      "datasourceTemplate": "maven"
+    }
+  ],
   "packageRules": [
     {
       "packagePatterns": [

From 7d24594e5fda69abb45b77124b8be3d8589b8df2 Mon Sep 17 00:00:00 2001
From: Mend Renovate <bot@renovateapp.com>
Date: Wed, 7 Feb 2024 20:13:09 +0100
Subject: [PATCH 06/16] chore(deps): update dependency
 com.google.cloud:libraries-bom to v26.31.0 (#1883)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

* chore(deps): update dependency com.google.cloud:libraries-bom to v26.31.0

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
---
 README.md                           | 2 +-
 samples/native-image-sample/pom.xml | 2 +-
 samples/snippets/pom.xml            | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 9873ea9d1..f17677181 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ If you are using Maven with [BOM][libraries-bom], add this to your pom.xml file:
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>libraries-bom</artifactId>
-      <version>26.30.0</version>
+      <version>26.31.0</version>
       <type>pom</type>
       <scope>import</scope>
     </dependency>
diff --git a/samples/native-image-sample/pom.xml b/samples/native-image-sample/pom.xml
index b766b6326..3a75434c4 100644
--- a/samples/native-image-sample/pom.xml
+++ b/samples/native-image-sample/pom.xml
@@ -30,7 +30,7 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>libraries-bom</artifactId>
-        <version>26.30.0</version>
+        <version>26.31.0</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>
diff --git a/samples/snippets/pom.xml b/samples/snippets/pom.xml
index 8b63238f9..dec1fffa3 100644
--- a/samples/snippets/pom.xml
+++ b/samples/snippets/pom.xml
@@ -45,7 +45,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>libraries-bom</artifactId>
-        <version>26.30.0</version>
+        <version>26.31.0</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>

From 4ad5cc9ff805b77dbc2ebd78671a553da8239a30 Mon Sep 17 00:00:00 2001
From: Mend Renovate <bot@renovateapp.com>
Date: Thu, 8 Feb 2024 01:14:07 +0100
Subject: [PATCH 07/16] chore(deps): update dependency
 com.google.cloud:google-cloud-pubsub to v1.126.2 (#1881)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

* chore(deps): update dependency com.google.cloud:google-cloud-pubsub to v1.126.2

* chore(deps): update dependency com.google.cloud:google-cloud-pubsub to v1.126.2

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
---
 README.md                           | 2 +-
 samples/install-without-bom/pom.xml | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index f17677181..68423c089 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@ If you are using Maven without the BOM, add this to your dependencies:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub</artifactId>
-  <version>1.126.1</version>
+  <version>1.126.2</version>
 </dependency>
 
 ```
diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index ab1e205bf..8a23573ba 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -44,7 +44,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.126.1</version>
+      <version>1.126.2</version>
     </dependency>
     <!-- [END pubsub_install_without_bom] -->
 

From c80767f194d7eeb7d5b9338bd6431c60c7a19791 Mon Sep 17 00:00:00 2001
From: "release-please[bot]"
 <55107282+release-please[bot]@users.noreply.github.com>
Date: Thu, 8 Feb 2024 15:30:16 +0000
Subject: [PATCH 08/16] chore(main): release 1.126.3 (#1896)

:robot: I have created a release *beep* *boop*
---


## [1.126.3](https://togithub.com/googleapis/java-pubsub/compare/v1.126.2...v1.126.3) (2024-02-08)


### Dependencies

* Update dependency com.google.cloud:google-cloud-core to v2.32.0 ([#1885](https://togithub.com/googleapis/java-pubsub/issues/1885)) ([a2063cf](https://togithub.com/googleapis/java-pubsub/commit/a2063cf8f1f792f5ad1994bff00f367b399c0ff2))

---
This PR was generated with [Release Please](https://togithub.com/googleapis/release-please). See [documentation](https://togithub.com/googleapis/release-please#release-please).
---
 CHANGELOG.md                         | 7 +++++++
 google-cloud-pubsub-bom/pom.xml      | 8 ++++----
 google-cloud-pubsub/pom.xml          | 4 ++--
 grpc-google-cloud-pubsub-v1/pom.xml  | 4 ++--
 pom.xml                              | 8 ++++----
 proto-google-cloud-pubsub-v1/pom.xml | 4 ++--
 samples/snapshot/pom.xml             | 2 +-
 versions.txt                         | 6 +++---
 8 files changed, 25 insertions(+), 18 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5a883226a..8721be429 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.126.3](https://github.com/googleapis/java-pubsub/compare/v1.126.2...v1.126.3) (2024-02-08)
+
+
+### Dependencies
+
+* Update dependency com.google.cloud:google-cloud-core to v2.32.0 ([#1885](https://github.com/googleapis/java-pubsub/issues/1885)) ([a2063cf](https://github.com/googleapis/java-pubsub/commit/a2063cf8f1f792f5ad1994bff00f367b399c0ff2))
+
 ## [1.126.2](https://github.com/googleapis/java-pubsub/compare/v1.126.1...v1.126.2) (2024-01-26)
 
 
diff --git a/google-cloud-pubsub-bom/pom.xml b/google-cloud-pubsub-bom/pom.xml
index b8d3fc0a3..cbf0b858c 100644
--- a/google-cloud-pubsub-bom/pom.xml
+++ b/google-cloud-pubsub-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub-bom</artifactId>
-  <version>1.126.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,17 +52,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub</artifactId>
-        <version>1.126.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+        <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+        <version>1.108.3</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+        <version>1.108.3</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-pubsub/pom.xml b/google-cloud-pubsub/pom.xml
index 14dca02b0..650cb553f 100644
--- a/google-cloud-pubsub/pom.xml
+++ b/google-cloud-pubsub/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub</artifactId>
-  <version>1.126.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Pub/Sub</name>
   <url>https://github.com/googleapis/java-pubsub</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.126.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-pubsub</site.installationModule>
diff --git a/grpc-google-cloud-pubsub-v1/pom.xml b/grpc-google-cloud-pubsub-v1/pom.xml
index 686abc578..236f1fbe5 100644
--- a/grpc-google-cloud-pubsub-v1/pom.xml
+++ b/grpc-google-cloud-pubsub-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-  <version>1.108.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+  <version>1.108.3</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
   <name>grpc-google-cloud-pubsub-v1</name>
   <description>GRPC library for grpc-google-cloud-pubsub-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.126.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 764995a45..321bef25a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.126.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <name>Google Cloud Pub/Sub Parent</name>
   <url>https://github.com/googleapis/java-pubsub</url>
   <description>
@@ -69,17 +69,17 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+        <version>1.108.3</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+        <version>1.108.3</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub</artifactId>
-        <version>1.126.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+        <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
       </dependency>
 
       <!-- Test dependencies -->
diff --git a/proto-google-cloud-pubsub-v1/pom.xml b/proto-google-cloud-pubsub-v1/pom.xml
index 581378af5..6e94b2ee1 100644
--- a/proto-google-cloud-pubsub-v1/pom.xml
+++ b/proto-google-cloud-pubsub-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-  <version>1.108.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+  <version>1.108.3</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
   <name>proto-google-cloud-pubsub-v1</name>
   <description>PROTO library for proto-google-cloud-pubsub-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.126.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index c02e9627f..b1e557e8b 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -43,7 +43,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.126.3-SNAPSHOT</version>
+      <version>1.126.3</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index fc723dc08..8cce4bec8 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-pubsub:1.126.2:1.126.3-SNAPSHOT
-grpc-google-cloud-pubsub-v1:1.108.2:1.108.3-SNAPSHOT
-proto-google-cloud-pubsub-v1:1.108.2:1.108.3-SNAPSHOT
+google-cloud-pubsub:1.126.3:1.126.3
+grpc-google-cloud-pubsub-v1:1.108.3:1.108.3
+proto-google-cloud-pubsub-v1:1.108.3:1.108.3

From a9f4a2b01fc4f58d44fb4ef13fe206ae262b582a Mon Sep 17 00:00:00 2001
From: "release-please[bot]"
 <55107282+release-please[bot]@users.noreply.github.com>
Date: Thu, 8 Feb 2024 15:44:16 +0000
Subject: [PATCH 09/16] chore(main): release 1.126.4-SNAPSHOT (#1901)

:robot: I have created a release *beep* *boop*
---


### Updating meta-information for bleeding-edge SNAPSHOT release.

---
This PR was generated with [Release Please](https://togithub.com/googleapis/release-please). See [documentation](https://togithub.com/googleapis/release-please#release-please).
---
 google-cloud-pubsub-bom/pom.xml      | 8 ++++----
 google-cloud-pubsub/pom.xml          | 4 ++--
 grpc-google-cloud-pubsub-v1/pom.xml  | 4 ++--
 pom.xml                              | 8 ++++----
 proto-google-cloud-pubsub-v1/pom.xml | 4 ++--
 samples/snapshot/pom.xml             | 2 +-
 versions.txt                         | 6 +++---
 7 files changed, 18 insertions(+), 18 deletions(-)

diff --git a/google-cloud-pubsub-bom/pom.xml b/google-cloud-pubsub-bom/pom.xml
index cbf0b858c..276983e5d 100644
--- a/google-cloud-pubsub-bom/pom.xml
+++ b/google-cloud-pubsub-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub-bom</artifactId>
-  <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,17 +52,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub</artifactId>
-        <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+        <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.3</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+        <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.3</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+        <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-pubsub/pom.xml b/google-cloud-pubsub/pom.xml
index 650cb553f..860c849af 100644
--- a/google-cloud-pubsub/pom.xml
+++ b/google-cloud-pubsub/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub</artifactId>
-  <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Pub/Sub</name>
   <url>https://github.com/googleapis/java-pubsub</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-pubsub</site.installationModule>
diff --git a/grpc-google-cloud-pubsub-v1/pom.xml b/grpc-google-cloud-pubsub-v1/pom.xml
index 236f1fbe5..2b9af8e22 100644
--- a/grpc-google-cloud-pubsub-v1/pom.xml
+++ b/grpc-google-cloud-pubsub-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-  <version>1.108.3</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+  <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
   <name>grpc-google-cloud-pubsub-v1</name>
   <description>GRPC library for grpc-google-cloud-pubsub-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 321bef25a..8c5700e1e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <name>Google Cloud Pub/Sub Parent</name>
   <url>https://github.com/googleapis/java-pubsub</url>
   <description>
@@ -69,17 +69,17 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.3</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+        <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.3</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+        <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub</artifactId>
-        <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+        <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
       </dependency>
 
       <!-- Test dependencies -->
diff --git a/proto-google-cloud-pubsub-v1/pom.xml b/proto-google-cloud-pubsub-v1/pom.xml
index 6e94b2ee1..0ad7b2a8f 100644
--- a/proto-google-cloud-pubsub-v1/pom.xml
+++ b/proto-google-cloud-pubsub-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-  <version>1.108.3</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+  <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
   <name>proto-google-cloud-pubsub-v1</name>
   <description>PROTO library for proto-google-cloud-pubsub-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.126.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index b1e557e8b..94159b432 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -43,7 +43,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.126.3</version>
+      <version>1.126.4-SNAPSHOT</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index 8cce4bec8..a8c7ca076 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-pubsub:1.126.3:1.126.3
-grpc-google-cloud-pubsub-v1:1.108.3:1.108.3
-proto-google-cloud-pubsub-v1:1.108.3:1.108.3
+google-cloud-pubsub:1.126.3:1.126.4-SNAPSHOT
+grpc-google-cloud-pubsub-v1:1.108.3:1.108.4-SNAPSHOT
+proto-google-cloud-pubsub-v1:1.108.3:1.108.4-SNAPSHOT

From 38debd16301be3b0dc25a744ae2a5f08dbd9beea Mon Sep 17 00:00:00 2001
From: Mend Renovate <bot@renovateapp.com>
Date: Thu, 8 Feb 2024 21:25:20 +0100
Subject: [PATCH 10/16] chore(deps): update dependency
 com.google.cloud:google-cloud-pubsub to v1.126.3 (#1902)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

* chore(deps): update dependency com.google.cloud:google-cloud-pubsub to v1.126.3

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
---
 README.md                           | 8 ++++----
 samples/install-without-bom/pom.xml | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index 68423c089..89680132d 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@ If you are using Maven without the BOM, add this to your dependencies:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub</artifactId>
-  <version>1.126.2</version>
+  <version>1.126.3</version>
 </dependency>
 
 ```
@@ -59,13 +59,13 @@ implementation 'com.google.cloud:google-cloud-pubsub'
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-pubsub:1.126.2'
+implementation 'com.google.cloud:google-cloud-pubsub:1.126.3'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-pubsub" % "1.126.2"
+libraryDependencies += "com.google.cloud" % "google-cloud-pubsub" % "1.126.3"
 ```
 <!-- {x-version-update-end} -->
 
@@ -409,7 +409,7 @@ Java is a registered trademark of Oracle and/or its affiliates.
 [kokoro-badge-link-5]: http://storage.googleapis.com/cloud-devrel-public/java/badges/java-pubsub/java11.html
 [stability-image]: https://img.shields.io/badge/stability-stable-green
 [maven-version-image]: https://img.shields.io/maven-central/v/com.google.cloud/google-cloud-pubsub.svg
-[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-pubsub/1.126.2
+[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-pubsub/1.126.3
 [authentication]: https://github.com/googleapis/google-cloud-java#authentication
 [auth-scopes]: https://developers.google.com/identity/protocols/oauth2/scopes
 [predefined-iam-roles]: https://cloud.google.com/iam/docs/understanding-roles#predefined_roles
diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index 8a23573ba..b6169a62c 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -44,7 +44,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.126.2</version>
+      <version>1.126.3</version>
     </dependency>
     <!-- [END pubsub_install_without_bom] -->
 

From 77f3c2662706dbd6104897873622b568d55e930d Mon Sep 17 00:00:00 2001
From: Mike Prieto <michaelpri10@gmail.com>
Date: Thu, 8 Feb 2024 15:41:19 -0500
Subject: [PATCH 11/16] chore: change assignees for issues and PRs to
 michaelpri10 (#1899)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

* chore: change assignees for issues and PRs to michaelpri10

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
---
 .github/blunderbuss.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/blunderbuss.yml b/.github/blunderbuss.yml
index 44ab091e1..97998e463 100644
--- a/.github/blunderbuss.yml
+++ b/.github/blunderbuss.yml
@@ -1,9 +1,9 @@
 # Configuration for the Blunderbuss GitHub app. For more info see
 # https://github.com/googleapis/repo-automation-bots/tree/main/packages/blunderbuss
 assign_issues:
-  - maitrimangal
+  - michaelpri10
 assign_prs:
-  - maitrimangal
+  - michaelpri10
 assign_prs_by:
 - labels:
   - samples

From 22a87c67f07b55266e277f83f5ceb17d9f32f67e Mon Sep 17 00:00:00 2001
From: Mike Prieto <michaelpri10@gmail.com>
Date: Fri, 9 Feb 2024 15:45:21 -0500
Subject: [PATCH 12/16] fix: Message ordering fix for #1889 (#1903)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

* chore: change assignees for issues and PRs to michaelpri10

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* fix: Revert PR#1807 and use a LinkedHasMap in the MessageDispatcher

* fix: Make processedReceivedMessages thread-safe

* fix: Only synchronize on the outstandingReceipts object in the MessageDispatcher

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
---
 .../cloud/pubsub/v1/MessageDispatcher.java    | 52 +++++++++++--------
 1 file changed, 29 insertions(+), 23 deletions(-)

diff --git a/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/MessageDispatcher.java b/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/MessageDispatcher.java
index 635bc92d5..1810badd2 100644
--- a/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/MessageDispatcher.java
+++ b/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/MessageDispatcher.java
@@ -31,6 +31,7 @@
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Iterator;
+import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
@@ -92,8 +93,8 @@ class MessageDispatcher {
   private final LinkedBlockingQueue<AckRequestData> pendingAcks = new LinkedBlockingQueue<>();
   private final LinkedBlockingQueue<AckRequestData> pendingNacks = new LinkedBlockingQueue<>();
   private final LinkedBlockingQueue<AckRequestData> pendingReceipts = new LinkedBlockingQueue<>();
-  private final ConcurrentMap<String, ReceiptCompleteData> outstandingReceipts =
-      new ConcurrentHashMap<String, ReceiptCompleteData>();
+  private final LinkedHashMap<String, ReceiptCompleteData> outstandingReceipts =
+      new LinkedHashMap<String, ReceiptCompleteData>();
   private final AtomicInteger messageDeadlineSeconds = new AtomicInteger();
   private final AtomicBoolean extendDeadline = new AtomicBoolean(true);
   private final Lock jobLock;
@@ -397,7 +398,9 @@ void processReceivedMessages(List<ReceivedMessage> messages) {
       if (this.exactlyOnceDeliveryEnabled.get()) {
         // For exactly once deliveries we don't add to outstanding batch because we first
         // process the receipt modack. If that is successful then we process the message.
-        outstandingReceipts.put(message.getAckId(), new ReceiptCompleteData(outstandingMessage));
+        synchronized (outstandingReceipts) {
+          outstandingReceipts.put(message.getAckId(), new ReceiptCompleteData(outstandingMessage));
+        }
       } else if (pendingMessages.putIfAbsent(message.getAckId(), ackHandler) != null) {
         // putIfAbsent puts ackHandler if ackID isn't previously mapped, then return the
         // previously-mapped element.
@@ -417,33 +420,36 @@ void processReceivedMessages(List<ReceivedMessage> messages) {
   }
 
   void notifyAckSuccess(AckRequestData ackRequestData) {
-
-    if (outstandingReceipts.containsKey(ackRequestData.getAckId())) {
-      outstandingReceipts.get(ackRequestData.getAckId()).notifyReceiptComplete();
-      List<OutstandingMessage> outstandingBatch = new ArrayList<>();
-
-      for (Iterator<Entry<String, ReceiptCompleteData>> it =
-              outstandingReceipts.entrySet().iterator();
-          it.hasNext(); ) {
-        Map.Entry<String, ReceiptCompleteData> receipt = it.next();
-        // If receipt is complete then add to outstandingBatch to process the batch
-        if (receipt.getValue().isReceiptComplete()) {
-          it.remove();
-          if (pendingMessages.putIfAbsent(
-                  receipt.getKey(), receipt.getValue().getOutstandingMessage().ackHandler)
-              == null) {
-            outstandingBatch.add(receipt.getValue().getOutstandingMessage());
+    synchronized (outstandingReceipts) {
+      if (outstandingReceipts.containsKey(ackRequestData.getAckId())) {
+        outstandingReceipts.get(ackRequestData.getAckId()).notifyReceiptComplete();
+        List<OutstandingMessage> outstandingBatch = new ArrayList<>();
+
+        for (Iterator<Entry<String, ReceiptCompleteData>> it =
+                outstandingReceipts.entrySet().iterator();
+            it.hasNext(); ) {
+          Map.Entry<String, ReceiptCompleteData> receipt = it.next();
+          // If receipt is complete then add to outstandingBatch to process the batch
+          if (receipt.getValue().isReceiptComplete()) {
+            it.remove();
+            if (pendingMessages.putIfAbsent(
+                    receipt.getKey(), receipt.getValue().getOutstandingMessage().ackHandler)
+                == null) {
+              outstandingBatch.add(receipt.getValue().getOutstandingMessage());
+            }
+          } else {
+            break;
           }
-        } else {
-          break;
         }
+        processBatch(outstandingBatch);
       }
-      processBatch(outstandingBatch);
     }
   }
 
   void notifyAckFailed(AckRequestData ackRequestData) {
-    outstandingReceipts.remove(ackRequestData.getAckId());
+    synchronized (outstandingReceipts) {
+      outstandingReceipts.remove(ackRequestData.getAckId());
+    }
   }
 
   private void processBatch(List<OutstandingMessage> batch) {

From f801667535e3483b07a4d2ba663f7d51404f8e25 Mon Sep 17 00:00:00 2001
From: "release-please[bot]"
 <55107282+release-please[bot]@users.noreply.github.com>
Date: Fri, 9 Feb 2024 16:30:00 -0500
Subject: [PATCH 13/16] chore(main): release 1.126.4 (#1905)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>
---
 CHANGELOG.md                         | 7 +++++++
 google-cloud-pubsub-bom/pom.xml      | 8 ++++----
 google-cloud-pubsub/pom.xml          | 4 ++--
 grpc-google-cloud-pubsub-v1/pom.xml  | 4 ++--
 pom.xml                              | 8 ++++----
 proto-google-cloud-pubsub-v1/pom.xml | 4 ++--
 samples/snapshot/pom.xml             | 2 +-
 versions.txt                         | 6 +++---
 8 files changed, 25 insertions(+), 18 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8721be429..92946f184 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.126.4](https://github.com/googleapis/java-pubsub/compare/v1.126.3...v1.126.4) (2024-02-09)
+
+
+### Bug Fixes
+
+* Message ordering fix for [#1889](https://github.com/googleapis/java-pubsub/issues/1889) ([#1903](https://github.com/googleapis/java-pubsub/issues/1903)) ([22a87c6](https://github.com/googleapis/java-pubsub/commit/22a87c67f07b55266e277f83f5ceb17d9f32f67e))
+
 ## [1.126.3](https://github.com/googleapis/java-pubsub/compare/v1.126.2...v1.126.3) (2024-02-08)
 
 
diff --git a/google-cloud-pubsub-bom/pom.xml b/google-cloud-pubsub-bom/pom.xml
index 276983e5d..795bf000c 100644
--- a/google-cloud-pubsub-bom/pom.xml
+++ b/google-cloud-pubsub-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub-bom</artifactId>
-  <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.126.4</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,17 +52,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub</artifactId>
-        <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+        <version>1.126.4</version><!-- {x-version-update:google-cloud-pubsub:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+        <version>1.108.4</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+        <version>1.108.4</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-pubsub/pom.xml b/google-cloud-pubsub/pom.xml
index 860c849af..cb705395d 100644
--- a/google-cloud-pubsub/pom.xml
+++ b/google-cloud-pubsub/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub</artifactId>
-  <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.126.4</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Pub/Sub</name>
   <url>https://github.com/googleapis/java-pubsub</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.126.4</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-pubsub</site.installationModule>
diff --git a/grpc-google-cloud-pubsub-v1/pom.xml b/grpc-google-cloud-pubsub-v1/pom.xml
index 2b9af8e22..ab59fe1ad 100644
--- a/grpc-google-cloud-pubsub-v1/pom.xml
+++ b/grpc-google-cloud-pubsub-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-  <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+  <version>1.108.4</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
   <name>grpc-google-cloud-pubsub-v1</name>
   <description>GRPC library for grpc-google-cloud-pubsub-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.126.4</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index 8c5700e1e..6de969e6a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.126.4</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <name>Google Cloud Pub/Sub Parent</name>
   <url>https://github.com/googleapis/java-pubsub</url>
   <description>
@@ -69,17 +69,17 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+        <version>1.108.4</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-        <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+        <version>1.108.4</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub</artifactId>
-        <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+        <version>1.126.4</version><!-- {x-version-update:google-cloud-pubsub:current} -->
       </dependency>
 
       <!-- Test dependencies -->
diff --git a/proto-google-cloud-pubsub-v1/pom.xml b/proto-google-cloud-pubsub-v1/pom.xml
index 0ad7b2a8f..e06710a62 100644
--- a/proto-google-cloud-pubsub-v1/pom.xml
+++ b/proto-google-cloud-pubsub-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-  <version>1.108.4-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+  <version>1.108.4</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
   <name>proto-google-cloud-pubsub-v1</name>
   <description>PROTO library for proto-google-cloud-pubsub-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.126.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.126.4</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 94159b432..adcd70028 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -43,7 +43,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.126.4-SNAPSHOT</version>
+      <version>1.126.4</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index a8c7ca076..451bc8f07 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-pubsub:1.126.3:1.126.4-SNAPSHOT
-grpc-google-cloud-pubsub-v1:1.108.3:1.108.4-SNAPSHOT
-proto-google-cloud-pubsub-v1:1.108.3:1.108.4-SNAPSHOT
+google-cloud-pubsub:1.126.4:1.126.4
+grpc-google-cloud-pubsub-v1:1.108.4:1.108.4
+proto-google-cloud-pubsub-v1:1.108.4:1.108.4

From 5017789c996246ece0c5428c68c9c6681b760bca Mon Sep 17 00:00:00 2001
From: Mend Renovate <bot@renovateapp.com>
Date: Fri, 9 Feb 2024 22:32:42 +0100
Subject: [PATCH 14/16] deps: update dependency
 org.graalvm.buildtools:native-maven-plugin to v0.10.0 (#1888)

---
 samples/native-image-sample/pom.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/samples/native-image-sample/pom.xml b/samples/native-image-sample/pom.xml
index 3a75434c4..29826de5f 100644
--- a/samples/native-image-sample/pom.xml
+++ b/samples/native-image-sample/pom.xml
@@ -134,7 +134,7 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
           <plugin>
             <groupId>org.graalvm.buildtools</groupId>
             <artifactId>native-maven-plugin</artifactId>
-            <version>0.9.28</version>
+            <version>0.10.0</version>
             <extensions>true</extensions>
             <configuration>
               <mainClass>pubsub.NativeImagePubSubSample

From 231899a68ec0b893edecb9497bfc47253c778987 Mon Sep 17 00:00:00 2001
From: Mend Renovate <bot@renovateapp.com>
Date: Fri, 9 Feb 2024 22:35:10 +0100
Subject: [PATCH 15/16] test(deps): update dependency com.google.truth:truth to
 v1.4.0 (#1890)

---
 pom.xml                             | 2 +-
 samples/install-without-bom/pom.xml | 2 +-
 samples/native-image-sample/pom.xml | 2 +-
 samples/snapshot/pom.xml            | 2 +-
 samples/snippets/pom.xml            | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/pom.xml b/pom.xml
index 6de969e6a..227cd7d2d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -104,7 +104,7 @@
       <dependency>
         <groupId>com.google.truth</groupId>
         <artifactId>truth</artifactId>
-        <version>1.3.0</version>
+        <version>1.4.0</version>
         <scope>test</scope>
         <exclusions>
           <exclusion>
diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index b6169a62c..e40c9caaa 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -69,7 +69,7 @@
     <dependency>
       <groupId>com.google.truth</groupId>
       <artifactId>truth</artifactId>
-      <version>1.3.0</version>
+      <version>1.4.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>
diff --git a/samples/native-image-sample/pom.xml b/samples/native-image-sample/pom.xml
index 29826de5f..5a064d826 100644
--- a/samples/native-image-sample/pom.xml
+++ b/samples/native-image-sample/pom.xml
@@ -56,7 +56,7 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <dependency>
       <groupId>com.google.truth</groupId>
       <artifactId>truth</artifactId>
-      <version>1.3.0</version>
+      <version>1.4.0</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index adcd70028..52c09eace 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -73,7 +73,7 @@
     <dependency>
       <groupId>com.google.truth</groupId>
       <artifactId>truth</artifactId>
-      <version>1.3.0</version>
+      <version>1.4.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>
diff --git a/samples/snippets/pom.xml b/samples/snippets/pom.xml
index dec1fffa3..34c2c4bde 100644
--- a/samples/snippets/pom.xml
+++ b/samples/snippets/pom.xml
@@ -92,7 +92,7 @@
     <dependency>
       <groupId>com.google.truth</groupId>
       <artifactId>truth</artifactId>
-      <version>1.3.0</version>
+      <version>1.4.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>

From 231ba51c8bd2e6a8f3e0171626d35761bd07ae19 Mon Sep 17 00:00:00 2001
From: Mend Renovate <bot@renovateapp.com>
Date: Fri, 9 Feb 2024 22:35:34 +0100
Subject: [PATCH 16/16] deps: update dependency
 org.junit.vintage:junit-vintage-engine to v5.10.2 (#1891)

---
 samples/native-image-sample/pom.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/samples/native-image-sample/pom.xml b/samples/native-image-sample/pom.xml
index 5a064d826..e114bce2d 100644
--- a/samples/native-image-sample/pom.xml
+++ b/samples/native-image-sample/pom.xml
@@ -107,7 +107,7 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
         <dependency>
           <groupId>org.junit.vintage</groupId>
           <artifactId>junit-vintage-engine</artifactId>
-          <version>5.10.1</version>
+          <version>5.10.2</version>
           <scope>test</scope>
         </dependency>
         <dependency>