diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache
index aa32589c2206..04c573b18fc2 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache
@@ -15,7 +15,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:2.3.+'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
-        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.3.0'
+        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.11.0'
     }
 }
 
@@ -110,11 +110,11 @@ ext {
 }
 
 dependencies {
-    implementation 'io.swagger:swagger-annotations:1.6.5'
+    implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.9.3'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.9.3'
-    implementation 'com.google.code.gson:gson:2.9.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
@@ -132,9 +132,9 @@ dependencies {
     implementation 'io.swagger.parser.v3:swagger-parser-v3:2.0.30'
     {{/dynamicOperations}}
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.2'
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.1'
     testImplementation 'org.mockito:mockito-core:3.12.4'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.1'
 }
 
 javadoc {
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache
index aafb8d92eb49..74fc5f09e63e 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache
@@ -10,9 +10,9 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.9.3",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.9.3",
-      "com.google.code.gson" % "gson" % "2.9.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
@@ -32,7 +32,8 @@ lazy val root = (project in file(".")).
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "com.google.code.findbugs" % "jsr305" % "3.0.2" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
-      "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test",
-      "com.novocode" % "junit-interface" % "0.10" % "test"
+      "org.junit.jupiter" % "junit-jupiter-api" % "5.9.1" % "test",
+      "com.novocode" % "junit-interface" % "0.10" % "test",
+      "org.mockito" % "mockito-core" % "3.12.4" % "test"
     )
   )
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache
index fae73f8d550e..062d4e2a1fbf 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/pom.mustache
@@ -57,7 +57,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.0.0</version>
+                <version>3.1.0</version>
                 <executions>
                     <execution>
                         <id>enforce-maven</id>
@@ -100,6 +100,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-dependency-plugin</artifactId>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -116,7 +117,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <goals>
@@ -130,7 +131,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <id>add_sources</id>
@@ -161,7 +162,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.3.2</version>
+                <version>3.4.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -184,7 +185,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.2.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -401,14 +402,14 @@
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <gson-fire-version>1.8.5</gson-fire-version>
         <swagger-core-version>1.6.5</swagger-core-version>
-        <okhttp-version>4.9.3</okhttp-version>
-        <gson-version>2.9.0</gson-version>
+        <okhttp-version>4.10.0</okhttp-version>
+        <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
         {{#openApiNullable}}
         <jackson-databind-nullable-version>0.2.3</jackson-databind-nullable-version>
         {{/openApiNullable}}
         {{#joda}}
-        <jodatime-version>2.10.13</jodatime-version>
+        <jodatime-version>2.12.0</jodatime-version>
         {{/joda}}
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
 {{#performBeanValidation}}
@@ -417,12 +418,12 @@
 {{#useBeanValidation}}
         <beanvalidation-version>2.0.2</beanvalidation-version>
 {{/useBeanValidation}}
-        <junit-version>5.8.2</junit-version>
-        <junit-platform-runner.version>1.6.2</junit-platform-runner.version>
+        <junit-version>5.9.1</junit-version>
+        <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
         <mockito-core-version>3.12.4</mockito-core-version>
         <javax.ws.rs-api-version>2.1.1</javax.ws.rs-api-version>
         <jsr311-api-version>1.1.1</jsr311-api-version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <spotless.version>2.21.0</spotless.version>
+        <spotless.version>2.27.2</spotless.version>
     </properties>
 </project>
diff --git a/samples/client/others/java/okhttp-gson-streaming/build.gradle b/samples/client/others/java/okhttp-gson-streaming/build.gradle
index 16f1394bf96a..93f92cbb38f6 100644
--- a/samples/client/others/java/okhttp-gson-streaming/build.gradle
+++ b/samples/client/others/java/okhttp-gson-streaming/build.gradle
@@ -13,7 +13,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:2.3.+'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
-        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.3.0'
+        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.11.0'
     }
 }
 
@@ -106,20 +106,20 @@ ext {
 }
 
 dependencies {
-    implementation 'io.swagger:swagger-annotations:1.6.5'
+    implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.9.3'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.9.3'
-    implementation 'com.google.code.gson:gson:2.9.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
     implementation 'org.openapitools:jackson-databind-nullable:0.2.3'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.2'
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.1'
     testImplementation 'org.mockito:mockito-core:3.12.4'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.1'
 }
 
 javadoc {
diff --git a/samples/client/others/java/okhttp-gson-streaming/build.sbt b/samples/client/others/java/okhttp-gson-streaming/build.sbt
index 141ae383b387..dd3627edf9aa 100644
--- a/samples/client/others/java/okhttp-gson-streaming/build.sbt
+++ b/samples/client/others/java/okhttp-gson-streaming/build.sbt
@@ -10,9 +10,9 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.9.3",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.9.3",
-      "com.google.code.gson" % "gson" % "2.9.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
@@ -21,7 +21,8 @@ lazy val root = (project in file(".")).
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "com.google.code.findbugs" % "jsr305" % "3.0.2" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
-      "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test",
-      "com.novocode" % "junit-interface" % "0.10" % "test"
+      "org.junit.jupiter" % "junit-jupiter-api" % "5.9.1" % "test",
+      "com.novocode" % "junit-interface" % "0.10" % "test",
+      "org.mockito" % "mockito-core" % "3.12.4" % "test"
     )
   )
diff --git a/samples/client/others/java/okhttp-gson-streaming/pom.xml b/samples/client/others/java/okhttp-gson-streaming/pom.xml
index a9fb0ce7a3a6..acb9840b8e28 100644
--- a/samples/client/others/java/okhttp-gson-streaming/pom.xml
+++ b/samples/client/others/java/okhttp-gson-streaming/pom.xml
@@ -50,7 +50,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.0.0</version>
+                <version>3.1.0</version>
                 <executions>
                     <execution>
                         <id>enforce-maven</id>
@@ -93,6 +93,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-dependency-plugin</artifactId>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -109,7 +110,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <goals>
@@ -123,7 +124,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <id>add_sources</id>
@@ -154,7 +155,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.3.2</version>
+                <version>3.4.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -177,7 +178,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.2.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -340,17 +341,17 @@
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <gson-fire-version>1.8.5</gson-fire-version>
         <swagger-core-version>1.6.5</swagger-core-version>
-        <okhttp-version>4.9.3</okhttp-version>
-        <gson-version>2.9.0</gson-version>
+        <okhttp-version>4.10.0</okhttp-version>
+        <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
         <jackson-databind-nullable-version>0.2.3</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
-        <junit-version>5.8.2</junit-version>
-        <junit-platform-runner.version>1.6.2</junit-platform-runner.version>
+        <junit-version>5.9.1</junit-version>
+        <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
         <mockito-core-version>3.12.4</mockito-core-version>
         <javax.ws.rs-api-version>2.1.1</javax.ws.rs-api-version>
         <jsr311-api-version>1.1.1</jsr311-api-version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <spotless.version>2.21.0</spotless.version>
+        <spotless.version>2.27.2</spotless.version>
     </properties>
 </project>
diff --git a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
index 678b373bf7ad..d12bb30b5eb5 100644
--- a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
@@ -13,7 +13,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:2.3.+'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
-        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.3.0'
+        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.11.0'
     }
 }
 
@@ -106,11 +106,11 @@ ext {
 }
 
 dependencies {
-    implementation 'io.swagger:swagger-annotations:1.6.5'
+    implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.9.3'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.9.3'
-    implementation 'com.google.code.gson:gson:2.9.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
@@ -119,9 +119,9 @@ dependencies {
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation 'io.swagger.parser.v3:swagger-parser-v3:2.0.30'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.2'
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.1'
     testImplementation 'org.mockito:mockito-core:3.12.4'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.1'
 }
 
 javadoc {
diff --git a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
index df7e1153f3a1..7755c82410a3 100644
--- a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
@@ -10,9 +10,9 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.9.3",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.9.3",
-      "com.google.code.gson" % "gson" % "2.9.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
@@ -23,7 +23,8 @@ lazy val root = (project in file(".")).
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "com.google.code.findbugs" % "jsr305" % "3.0.2" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
-      "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test",
-      "com.novocode" % "junit-interface" % "0.10" % "test"
+      "org.junit.jupiter" % "junit-jupiter-api" % "5.9.1" % "test",
+      "com.novocode" % "junit-interface" % "0.10" % "test",
+      "org.mockito" % "mockito-core" % "3.12.4" % "test"
     )
   )
diff --git a/samples/client/petstore/java/okhttp-gson-dynamicOperations/pom.xml b/samples/client/petstore/java/okhttp-gson-dynamicOperations/pom.xml
index ea5ce62ff402..f3a83ef53b26 100644
--- a/samples/client/petstore/java/okhttp-gson-dynamicOperations/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson-dynamicOperations/pom.xml
@@ -50,7 +50,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.0.0</version>
+                <version>3.1.0</version>
                 <executions>
                     <execution>
                         <id>enforce-maven</id>
@@ -93,6 +93,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-dependency-plugin</artifactId>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -109,7 +110,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <goals>
@@ -123,7 +124,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <id>add_sources</id>
@@ -154,7 +155,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.3.2</version>
+                <version>3.4.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -177,7 +178,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.2.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -350,17 +351,17 @@
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <gson-fire-version>1.8.5</gson-fire-version>
         <swagger-core-version>1.6.5</swagger-core-version>
-        <okhttp-version>4.9.3</okhttp-version>
-        <gson-version>2.9.0</gson-version>
+        <okhttp-version>4.10.0</okhttp-version>
+        <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
         <jackson-databind-nullable-version>0.2.3</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
-        <junit-version>5.8.2</junit-version>
-        <junit-platform-runner.version>1.6.2</junit-platform-runner.version>
+        <junit-version>5.9.1</junit-version>
+        <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
         <mockito-core-version>3.12.4</mockito-core-version>
         <javax.ws.rs-api-version>2.1.1</javax.ws.rs-api-version>
         <jsr311-api-version>1.1.1</jsr311-api-version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <spotless.version>2.21.0</spotless.version>
+        <spotless.version>2.27.2</spotless.version>
     </properties>
 </project>
diff --git a/samples/client/petstore/java/okhttp-gson-group-parameter/build.gradle b/samples/client/petstore/java/okhttp-gson-group-parameter/build.gradle
index bd144803e5b7..6c41476f73c9 100644
--- a/samples/client/petstore/java/okhttp-gson-group-parameter/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-group-parameter/build.gradle
@@ -13,7 +13,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:2.3.+'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
-        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.3.0'
+        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.11.0'
     }
 }
 
@@ -106,11 +106,11 @@ ext {
 }
 
 dependencies {
-    implementation 'io.swagger:swagger-annotations:1.6.5'
+    implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.9.3'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.9.3'
-    implementation 'com.google.code.gson:gson:2.9.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
@@ -118,9 +118,9 @@ dependencies {
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.2'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.2'
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.1'
     testImplementation 'org.mockito:mockito-core:3.12.4'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.1'
 }
 
 javadoc {
diff --git a/samples/client/petstore/java/okhttp-gson-group-parameter/build.sbt b/samples/client/petstore/java/okhttp-gson-group-parameter/build.sbt
index 33d9fa5d2206..fb5c617ebf4b 100644
--- a/samples/client/petstore/java/okhttp-gson-group-parameter/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-group-parameter/build.sbt
@@ -10,9 +10,9 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.9.3",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.9.3",
-      "com.google.code.gson" % "gson" % "2.9.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
@@ -22,7 +22,8 @@ lazy val root = (project in file(".")).
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "com.google.code.findbugs" % "jsr305" % "3.0.2" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
-      "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test",
-      "com.novocode" % "junit-interface" % "0.10" % "test"
+      "org.junit.jupiter" % "junit-jupiter-api" % "5.9.1" % "test",
+      "com.novocode" % "junit-interface" % "0.10" % "test",
+      "org.mockito" % "mockito-core" % "3.12.4" % "test"
     )
   )
diff --git a/samples/client/petstore/java/okhttp-gson-group-parameter/pom.xml b/samples/client/petstore/java/okhttp-gson-group-parameter/pom.xml
index 5060d650364f..1fd44f69f627 100644
--- a/samples/client/petstore/java/okhttp-gson-group-parameter/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson-group-parameter/pom.xml
@@ -50,7 +50,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.0.0</version>
+                <version>3.1.0</version>
                 <executions>
                     <execution>
                         <id>enforce-maven</id>
@@ -93,6 +93,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-dependency-plugin</artifactId>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -109,7 +110,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <goals>
@@ -123,7 +124,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <id>add_sources</id>
@@ -154,7 +155,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.3.2</version>
+                <version>3.4.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -177,7 +178,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.2.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -345,17 +346,17 @@
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <gson-fire-version>1.8.5</gson-fire-version>
         <swagger-core-version>1.6.5</swagger-core-version>
-        <okhttp-version>4.9.3</okhttp-version>
-        <gson-version>2.9.0</gson-version>
+        <okhttp-version>4.10.0</okhttp-version>
+        <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
         <jackson-databind-nullable-version>0.2.3</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
-        <junit-version>5.8.2</junit-version>
-        <junit-platform-runner.version>1.6.2</junit-platform-runner.version>
+        <junit-version>5.9.1</junit-version>
+        <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
         <mockito-core-version>3.12.4</mockito-core-version>
         <javax.ws.rs-api-version>2.1.1</javax.ws.rs-api-version>
         <jsr311-api-version>1.1.1</jsr311-api-version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <spotless.version>2.21.0</spotless.version>
+        <spotless.version>2.27.2</spotless.version>
     </properties>
 </project>
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
index 3f1072d042c1..75097d990a6a 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
@@ -13,7 +13,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:2.3.+'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
-        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.3.0'
+        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.11.0'
     }
 }
 
@@ -106,11 +106,11 @@ ext {
 }
 
 dependencies {
-    implementation 'io.swagger:swagger-annotations:1.6.5'
+    implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.9.3'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.9.3'
-    implementation 'com.google.code.gson:gson:2.9.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
@@ -118,9 +118,9 @@ dependencies {
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.2'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.2'
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.1'
     testImplementation 'org.mockito:mockito-core:3.12.4'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.1'
 }
 
 javadoc {
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
index 5cbad2d49d21..058ad8ff5ab8 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
@@ -10,9 +10,9 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.9.3",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.9.3",
-      "com.google.code.gson" % "gson" % "2.9.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
@@ -22,7 +22,8 @@ lazy val root = (project in file(".")).
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "com.google.code.findbugs" % "jsr305" % "3.0.2" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
-      "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test",
-      "com.novocode" % "junit-interface" % "0.10" % "test"
+      "org.junit.jupiter" % "junit-jupiter-api" % "5.9.1" % "test",
+      "com.novocode" % "junit-interface" % "0.10" % "test",
+      "org.mockito" % "mockito-core" % "3.12.4" % "test"
     )
   )
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml b/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml
index bc7eaccf340e..4aea40819145 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/pom.xml
@@ -50,7 +50,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.0.0</version>
+                <version>3.1.0</version>
                 <executions>
                     <execution>
                         <id>enforce-maven</id>
@@ -93,6 +93,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-dependency-plugin</artifactId>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -109,7 +110,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <goals>
@@ -123,7 +124,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <id>add_sources</id>
@@ -154,7 +155,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.3.2</version>
+                <version>3.4.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -177,7 +178,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.2.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -352,17 +353,17 @@
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <gson-fire-version>1.8.5</gson-fire-version>
         <swagger-core-version>1.6.5</swagger-core-version>
-        <okhttp-version>4.9.3</okhttp-version>
-        <gson-version>2.9.0</gson-version>
+        <okhttp-version>4.10.0</okhttp-version>
+        <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
         <jackson-databind-nullable-version>0.2.3</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
-        <junit-version>5.8.2</junit-version>
-        <junit-platform-runner.version>1.6.2</junit-platform-runner.version>
+        <junit-version>5.9.1</junit-version>
+        <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
         <mockito-core-version>3.12.4</mockito-core-version>
         <javax.ws.rs-api-version>2.1.1</javax.ws.rs-api-version>
         <jsr311-api-version>1.1.1</jsr311-api-version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <spotless.version>2.21.0</spotless.version>
+        <spotless.version>2.27.2</spotless.version>
     </properties>
 </project>
diff --git a/samples/client/petstore/java/okhttp-gson/build.gradle b/samples/client/petstore/java/okhttp-gson/build.gradle
index 1a82d92d8898..0eb9a7e4afb0 100644
--- a/samples/client/petstore/java/okhttp-gson/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson/build.gradle
@@ -13,7 +13,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:2.3.+'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
-        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.3.0'
+        classpath 'com.diffplug.spotless:spotless-plugin-gradle:6.11.0'
     }
 }
 
@@ -106,11 +106,11 @@ ext {
 }
 
 dependencies {
-    implementation 'io.swagger:swagger-annotations:1.6.5'
+    implementation 'io.swagger:swagger-annotations:1.6.8'
     implementation "com.google.code.findbugs:jsr305:3.0.2"
-    implementation 'com.squareup.okhttp3:okhttp:4.9.3'
-    implementation 'com.squareup.okhttp3:logging-interceptor:4.9.3'
-    implementation 'com.google.code.gson:gson:2.9.0'
+    implementation 'com.squareup.okhttp3:okhttp:4.10.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.10.0'
+    implementation 'com.google.code.gson:gson:2.9.1'
     implementation 'io.gsonfire:gson-fire:1.8.5'
     implementation 'javax.ws.rs:jsr311-api:1.1.1'
     implementation 'javax.ws.rs:javax.ws.rs-api:2.1.1'
@@ -118,9 +118,9 @@ dependencies {
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.2'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'
     implementation "jakarta.annotation:jakarta.annotation-api:$jakarta_annotation_version"
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.2'
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.1'
     testImplementation 'org.mockito:mockito-core:3.12.4'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.1'
 }
 
 javadoc {
diff --git a/samples/client/petstore/java/okhttp-gson/build.sbt b/samples/client/petstore/java/okhttp-gson/build.sbt
index 93cc4e57ad9f..d95c7ed8556b 100644
--- a/samples/client/petstore/java/okhttp-gson/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson/build.sbt
@@ -10,9 +10,9 @@ lazy val root = (project in file(".")).
     resolvers += Resolver.mavenLocal,
     libraryDependencies ++= Seq(
       "io.swagger" % "swagger-annotations" % "1.6.5",
-      "com.squareup.okhttp3" % "okhttp" % "4.9.3",
-      "com.squareup.okhttp3" % "logging-interceptor" % "4.9.3",
-      "com.google.code.gson" % "gson" % "2.9.0",
+      "com.squareup.okhttp3" % "okhttp" % "4.10.0",
+      "com.squareup.okhttp3" % "logging-interceptor" % "4.10.0",
+      "com.google.code.gson" % "gson" % "2.9.1",
       "org.apache.commons" % "commons-lang3" % "3.12.0",
       "javax.ws.rs" % "jsr311-api" % "1.1.1",
       "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1",
@@ -22,7 +22,8 @@ lazy val root = (project in file(".")).
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
       "com.google.code.findbugs" % "jsr305" % "3.0.2" % "compile",
       "jakarta.annotation" % "jakarta.annotation-api" % "1.3.5" % "compile",
-      "org.junit.jupiter" % "junit-jupiter-api" % "5.8.2" % "test",
-      "com.novocode" % "junit-interface" % "0.10" % "test"
+      "org.junit.jupiter" % "junit-jupiter-api" % "5.9.1" % "test",
+      "com.novocode" % "junit-interface" % "0.10" % "test",
+      "org.mockito" % "mockito-core" % "3.12.4" % "test"
     )
   )
diff --git a/samples/client/petstore/java/okhttp-gson/pom.xml b/samples/client/petstore/java/okhttp-gson/pom.xml
index f29a644af6ce..6c7fcf354673 100644
--- a/samples/client/petstore/java/okhttp-gson/pom.xml
+++ b/samples/client/petstore/java/okhttp-gson/pom.xml
@@ -50,7 +50,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.0.0</version>
+                <version>3.1.0</version>
                 <executions>
                     <execution>
                         <id>enforce-maven</id>
@@ -93,6 +93,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-dependency-plugin</artifactId>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -109,7 +110,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <goals>
@@ -123,7 +124,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.3.0</version>
                 <executions>
                     <execution>
                         <id>add_sources</id>
@@ -154,7 +155,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.3.2</version>
+                <version>3.4.1</version>
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
@@ -177,7 +178,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.2.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -345,17 +346,17 @@
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <gson-fire-version>1.8.5</gson-fire-version>
         <swagger-core-version>1.6.5</swagger-core-version>
-        <okhttp-version>4.9.3</okhttp-version>
-        <gson-version>2.9.0</gson-version>
+        <okhttp-version>4.10.0</okhttp-version>
+        <gson-version>2.9.1</gson-version>
         <commons-lang3-version>3.12.0</commons-lang3-version>
         <jackson-databind-nullable-version>0.2.3</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
-        <junit-version>5.8.2</junit-version>
-        <junit-platform-runner.version>1.6.2</junit-platform-runner.version>
+        <junit-version>5.9.1</junit-version>
+        <junit-platform-runner.version>1.9.1</junit-platform-runner.version>
         <mockito-core-version>3.12.4</mockito-core-version>
         <javax.ws.rs-api-version>2.1.1</javax.ws.rs-api-version>
         <jsr311-api-version>1.1.1</jsr311-api-version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <spotless.version>2.21.0</spotless.version>
+        <spotless.version>2.27.2</spotless.version>
     </properties>
 </project>