diff --git a/java-retail/CHANGELOG.md b/java-retail/CHANGELOG.md
index 8b9accb06695..2dbb396fe1eb 100644
--- a/java-retail/CHANGELOG.md
+++ b/java-retail/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [2.3.0](https://github.com/googleapis/java-retail/compare/v2.2.4...v2.3.0) (2022-07-01)
+
+
+### Features
+
+* Enable REST transport for most of Java and Go clients ([#471](https://github.com/googleapis/java-retail/issues/471)) ([d5cd803](https://github.com/googleapis/java-retail/commit/d5cd803431a014def402683310f400f2e7d4b1a6))
+
+
+### Bug Fixes
+
+* update gapic-generator-java with mock service generation fixes ([#475](https://github.com/googleapis/java-retail/issues/475)) ([5090d6d](https://github.com/googleapis/java-retail/commit/5090d6d63e4d66f916d950274f164c762f59f6ff))
+
 ## [2.2.4](https://github.com/googleapis/java-retail/compare/v2.2.3...v2.2.4) (2022-06-23)
 
 
diff --git a/java-retail/google-cloud-retail-bom/pom.xml b/java-retail/google-cloud-retail-bom/pom.xml
index b7f20510407a..cc3a9d4bb472 100644
--- a/java-retail/google-cloud-retail-bom/pom.xml
+++ b/java-retail/google-cloud-retail-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-retail-bom</artifactId>
-  <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+  <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -57,37 +57,37 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-retail</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+        <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-retail-v2</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-retail-v2:current} -->
+        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-retail-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-retail-v2alpha</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-retail-v2alpha:current} -->
+        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-retail-v2alpha:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-retail-v2beta</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-retail-v2beta:current} -->
+        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-retail-v2beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-retail-v2</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-retail-v2:current} -->
+        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-retail-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-retail-v2alpha</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-retail-v2alpha:current} -->
+        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-retail-v2alpha:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-retail-v2beta</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-retail-v2beta:current} -->
+        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-retail-v2beta:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/java-retail/google-cloud-retail/pom.xml b/java-retail/google-cloud-retail/pom.xml
index a6918cda854f..8540f66329a4 100644
--- a/java-retail/google-cloud-retail/pom.xml
+++ b/java-retail/google-cloud-retail/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-retail</artifactId>
-  <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+  <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Retail</name>
   <url>https://github.com/googleapis/java-retail</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-retail-parent</artifactId>
-    <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-retail</site.installationModule>
diff --git a/java-retail/grpc-google-cloud-retail-v2/pom.xml b/java-retail/grpc-google-cloud-retail-v2/pom.xml
index b3ff053eeb91..1740aa0dfb6f 100644
--- a/java-retail/grpc-google-cloud-retail-v2/pom.xml
+++ b/java-retail/grpc-google-cloud-retail-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-retail-v2</artifactId>
-  <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-retail-v2:current} -->
+  <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-retail-v2:current} -->
   <name>grpc-google-cloud-retail-v2</name>
   <description>GRPC library for google-cloud-retail</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-retail-parent</artifactId>
-    <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-retail/grpc-google-cloud-retail-v2alpha/pom.xml b/java-retail/grpc-google-cloud-retail-v2alpha/pom.xml
index 094ca8cad7f2..3491c243e06b 100644
--- a/java-retail/grpc-google-cloud-retail-v2alpha/pom.xml
+++ b/java-retail/grpc-google-cloud-retail-v2alpha/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-retail-v2alpha</artifactId>
-  <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-retail-v2alpha:current} -->
+  <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-retail-v2alpha:current} -->
   <name>grpc-google-cloud-retail-v2alpha</name>
   <description>GRPC library for google-cloud-retail</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-retail-parent</artifactId>
-    <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-retail/grpc-google-cloud-retail-v2beta/pom.xml b/java-retail/grpc-google-cloud-retail-v2beta/pom.xml
index 4ed3f74a45ab..5d17801bb337 100644
--- a/java-retail/grpc-google-cloud-retail-v2beta/pom.xml
+++ b/java-retail/grpc-google-cloud-retail-v2beta/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-retail-v2beta</artifactId>
-  <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-retail-v2beta:current} -->
+  <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-retail-v2beta:current} -->
   <name>grpc-google-cloud-retail-v2beta</name>
   <description>GRPC library for google-cloud-retail</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-retail-parent</artifactId>
-    <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-retail/pom.xml b/java-retail/pom.xml
index 2df0b5882b7a..0c87f1a2bd39 100644
--- a/java-retail/pom.xml
+++ b/java-retail/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-retail-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+  <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
   <name>Google Cloud Retail Parent</name>
   <url>https://github.com/googleapis/java-</url>
   <description>
@@ -61,37 +61,37 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-retail</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+        <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-retail-v2beta</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-retail-v2beta:current} -->
+        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-retail-v2beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-retail-v2alpha</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-retail-v2alpha:current} -->
+        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-retail-v2alpha:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-retail-v2beta</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-retail-v2beta:current} -->
+        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-retail-v2beta:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-retail-v2alpha</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-retail-v2alpha:current} -->
+        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-retail-v2alpha:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-retail-v2</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-retail-v2:current} -->
+        <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-retail-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-retail-v2</artifactId>
-        <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-retail-v2:current} -->
+        <version>2.3.0</version><!-- {x-version-update:grpc-google-cloud-retail-v2:current} -->
       </dependency>
 
       <dependency>
diff --git a/java-retail/proto-google-cloud-retail-v2/pom.xml b/java-retail/proto-google-cloud-retail-v2/pom.xml
index 77576fb3d433..fc13afdb12a7 100644
--- a/java-retail/proto-google-cloud-retail-v2/pom.xml
+++ b/java-retail/proto-google-cloud-retail-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-retail-v2</artifactId>
-  <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-retail-v2:current} -->
+  <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-retail-v2:current} -->
   <name>proto-google-cloud-retail-v2</name>
   <description>Proto library for google-cloud-retail</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-retail-parent</artifactId>
-    <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-retail/proto-google-cloud-retail-v2alpha/pom.xml b/java-retail/proto-google-cloud-retail-v2alpha/pom.xml
index e84cbb52a021..16da5790eb7c 100644
--- a/java-retail/proto-google-cloud-retail-v2alpha/pom.xml
+++ b/java-retail/proto-google-cloud-retail-v2alpha/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-retail-v2alpha</artifactId>
-  <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-retail-v2alpha:current} -->
+  <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-retail-v2alpha:current} -->
   <name>proto-google-cloud-retail-v2alpha</name>
   <description>Proto library for google-cloud-retail</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-retail-parent</artifactId>
-    <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-retail/proto-google-cloud-retail-v2beta/pom.xml b/java-retail/proto-google-cloud-retail-v2beta/pom.xml
index 740a7dbce6ea..f8207b84df40 100644
--- a/java-retail/proto-google-cloud-retail-v2beta/pom.xml
+++ b/java-retail/proto-google-cloud-retail-v2beta/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-retail-v2beta</artifactId>
-  <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-retail-v2beta:current} -->
+  <version>2.3.0</version><!-- {x-version-update:proto-google-cloud-retail-v2beta:current} -->
   <name>proto-google-cloud-retail-v2beta</name>
   <description>Proto library for google-cloud-retail</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-retail-parent</artifactId>
-    <version>2.2.5-SNAPSHOT</version><!-- {x-version-update:google-cloud-retail:current} -->
+    <version>2.3.0</version><!-- {x-version-update:google-cloud-retail:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/java-retail/samples/snapshot/pom.xml b/java-retail/samples/snapshot/pom.xml
index 9c48bbce0db7..c3918017c04a 100644
--- a/java-retail/samples/snapshot/pom.xml
+++ b/java-retail/samples/snapshot/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-retail</artifactId>
-      <version>2.2.5-SNAPSHOT</version>
+      <version>2.3.0</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/java-retail/versions.txt b/java-retail/versions.txt
index 114f764293a1..43225b96c505 100644
--- a/java-retail/versions.txt
+++ b/java-retail/versions.txt
@@ -1,10 +1,10 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-retail:2.2.4:2.2.5-SNAPSHOT
-grpc-google-cloud-retail-v2:2.2.4:2.2.5-SNAPSHOT
-proto-google-cloud-retail-v2:2.2.4:2.2.5-SNAPSHOT
-proto-google-cloud-retail-v2alpha:2.2.4:2.2.5-SNAPSHOT
-proto-google-cloud-retail-v2beta:2.2.4:2.2.5-SNAPSHOT
-grpc-google-cloud-retail-v2alpha:2.2.4:2.2.5-SNAPSHOT
-grpc-google-cloud-retail-v2beta:2.2.4:2.2.5-SNAPSHOT
+google-cloud-retail:2.3.0:2.3.0
+grpc-google-cloud-retail-v2:2.3.0:2.3.0
+proto-google-cloud-retail-v2:2.3.0:2.3.0
+proto-google-cloud-retail-v2alpha:2.3.0:2.3.0
+proto-google-cloud-retail-v2beta:2.3.0:2.3.0
+grpc-google-cloud-retail-v2alpha:2.3.0:2.3.0
+grpc-google-cloud-retail-v2beta:2.3.0:2.3.0