diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/ApiClient.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/ApiClient.mustache
index 6d2733f2d181..09a7294b07d3 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/ApiClient.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/resttemplate/ApiClient.mustache
@@ -784,9 +784,7 @@ public class ApiClient{{#jsr310}} extends JavaTimeFormatter{{/jsr310}} {
                 break;
             } catch (HttpServerErrorException | HttpClientErrorException ex) {
                 if (ex instanceof HttpServerErrorException
-                        || ((HttpClientErrorException) ex)
-                        .getStatusCode()
-                        .equals(HttpStatus.TOO_MANY_REQUESTS)) {
+                        || ex.getStatusCode().equals(HttpStatus.TOO_MANY_REQUESTS)) {
                     attempts++;
                     if (attempts < maxAttemptsForRetry) {
                         try {
diff --git a/samples/client/echo_api/java/resttemplate/src/main/java/org/openapitools/client/ApiClient.java b/samples/client/echo_api/java/resttemplate/src/main/java/org/openapitools/client/ApiClient.java
index 35b169767a8b..0b9ff38e88ae 100644
--- a/samples/client/echo_api/java/resttemplate/src/main/java/org/openapitools/client/ApiClient.java
+++ b/samples/client/echo_api/java/resttemplate/src/main/java/org/openapitools/client/ApiClient.java
@@ -701,9 +701,7 @@ public <T> ResponseEntity<T> invokeAPI(String path, HttpMethod method, Map<Strin
                 break;
             } catch (HttpServerErrorException | HttpClientErrorException ex) {
                 if (ex instanceof HttpServerErrorException
-                        || ((HttpClientErrorException) ex)
-                        .getStatusCode()
-                        .equals(HttpStatus.TOO_MANY_REQUESTS)) {
+                        || ex.getStatusCode().equals(HttpStatus.TOO_MANY_REQUESTS)) {
                     attempts++;
                     if (attempts < maxAttemptsForRetry) {
                         try {
diff --git a/samples/client/others/java/resttemplate-list-schema-validation/src/main/java/org/openapitools/client/ApiClient.java b/samples/client/others/java/resttemplate-list-schema-validation/src/main/java/org/openapitools/client/ApiClient.java
index 026a1a3ae948..b025fab3ca7b 100644
--- a/samples/client/others/java/resttemplate-list-schema-validation/src/main/java/org/openapitools/client/ApiClient.java
+++ b/samples/client/others/java/resttemplate-list-schema-validation/src/main/java/org/openapitools/client/ApiClient.java
@@ -644,9 +644,7 @@ public <T> ResponseEntity<T> invokeAPI(String path, HttpMethod method, Map<Strin
                 break;
             } catch (HttpServerErrorException | HttpClientErrorException ex) {
                 if (ex instanceof HttpServerErrorException
-                        || ((HttpClientErrorException) ex)
-                        .getStatusCode()
-                        .equals(HttpStatus.TOO_MANY_REQUESTS)) {
+                        || ex.getStatusCode().equals(HttpStatus.TOO_MANY_REQUESTS)) {
                     attempts++;
                     if (attempts < maxAttemptsForRetry) {
                         try {
diff --git a/samples/client/others/java/resttemplate-useAbstractionForFiles/src/main/java/org/openapitools/client/ApiClient.java b/samples/client/others/java/resttemplate-useAbstractionForFiles/src/main/java/org/openapitools/client/ApiClient.java
index 324f23e06ae3..87f94003330a 100644
--- a/samples/client/others/java/resttemplate-useAbstractionForFiles/src/main/java/org/openapitools/client/ApiClient.java
+++ b/samples/client/others/java/resttemplate-useAbstractionForFiles/src/main/java/org/openapitools/client/ApiClient.java
@@ -644,9 +644,7 @@ public <T> ResponseEntity<T> invokeAPI(String path, HttpMethod method, Map<Strin
                 break;
             } catch (HttpServerErrorException | HttpClientErrorException ex) {
                 if (ex instanceof HttpServerErrorException
-                        || ((HttpClientErrorException) ex)
-                        .getStatusCode()
-                        .equals(HttpStatus.TOO_MANY_REQUESTS)) {
+                        || ex.getStatusCode().equals(HttpStatus.TOO_MANY_REQUESTS)) {
                     attempts++;
                     if (attempts < maxAttemptsForRetry) {
                         try {
diff --git a/samples/client/petstore/java/resttemplate-jakarta/src/main/java/org/openapitools/client/ApiClient.java b/samples/client/petstore/java/resttemplate-jakarta/src/main/java/org/openapitools/client/ApiClient.java
index b7e27aa5e359..145c6a57f715 100644
--- a/samples/client/petstore/java/resttemplate-jakarta/src/main/java/org/openapitools/client/ApiClient.java
+++ b/samples/client/petstore/java/resttemplate-jakarta/src/main/java/org/openapitools/client/ApiClient.java
@@ -702,9 +702,7 @@ public <T> ResponseEntity<T> invokeAPI(String path, HttpMethod method, Map<Strin
                 break;
             } catch (HttpServerErrorException | HttpClientErrorException ex) {
                 if (ex instanceof HttpServerErrorException
-                        || ((HttpClientErrorException) ex)
-                        .getStatusCode()
-                        .equals(HttpStatus.TOO_MANY_REQUESTS)) {
+                        || ex.getStatusCode().equals(HttpStatus.TOO_MANY_REQUESTS)) {
                     attempts++;
                     if (attempts < maxAttemptsForRetry) {
                         try {
diff --git a/samples/client/petstore/java/resttemplate-swagger1/src/main/java/org/openapitools/client/ApiClient.java b/samples/client/petstore/java/resttemplate-swagger1/src/main/java/org/openapitools/client/ApiClient.java
index 45e65342af3e..f48c540c3cb1 100644
--- a/samples/client/petstore/java/resttemplate-swagger1/src/main/java/org/openapitools/client/ApiClient.java
+++ b/samples/client/petstore/java/resttemplate-swagger1/src/main/java/org/openapitools/client/ApiClient.java
@@ -702,9 +702,7 @@ public <T> ResponseEntity<T> invokeAPI(String path, HttpMethod method, Map<Strin
                 break;
             } catch (HttpServerErrorException | HttpClientErrorException ex) {
                 if (ex instanceof HttpServerErrorException
-                        || ((HttpClientErrorException) ex)
-                        .getStatusCode()
-                        .equals(HttpStatus.TOO_MANY_REQUESTS)) {
+                        || ex.getStatusCode().equals(HttpStatus.TOO_MANY_REQUESTS)) {
                     attempts++;
                     if (attempts < maxAttemptsForRetry) {
                         try {
diff --git a/samples/client/petstore/java/resttemplate-swagger2/src/main/java/org/openapitools/client/ApiClient.java b/samples/client/petstore/java/resttemplate-swagger2/src/main/java/org/openapitools/client/ApiClient.java
index 45e65342af3e..f48c540c3cb1 100644
--- a/samples/client/petstore/java/resttemplate-swagger2/src/main/java/org/openapitools/client/ApiClient.java
+++ b/samples/client/petstore/java/resttemplate-swagger2/src/main/java/org/openapitools/client/ApiClient.java
@@ -702,9 +702,7 @@ public <T> ResponseEntity<T> invokeAPI(String path, HttpMethod method, Map<Strin
                 break;
             } catch (HttpServerErrorException | HttpClientErrorException ex) {
                 if (ex instanceof HttpServerErrorException
-                        || ((HttpClientErrorException) ex)
-                        .getStatusCode()
-                        .equals(HttpStatus.TOO_MANY_REQUESTS)) {
+                        || ex.getStatusCode().equals(HttpStatus.TOO_MANY_REQUESTS)) {
                     attempts++;
                     if (attempts < maxAttemptsForRetry) {
                         try {
diff --git a/samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/ApiClient.java b/samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/ApiClient.java
index ebb8f668349e..67bd8d82e625 100644
--- a/samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/ApiClient.java
+++ b/samples/client/petstore/java/resttemplate-withXml/src/main/java/org/openapitools/client/ApiClient.java
@@ -765,9 +765,7 @@ public <T> ResponseEntity<T> invokeAPI(String path, HttpMethod method, Map<Strin
                 break;
             } catch (HttpServerErrorException | HttpClientErrorException ex) {
                 if (ex instanceof HttpServerErrorException
-                        || ((HttpClientErrorException) ex)
-                        .getStatusCode()
-                        .equals(HttpStatus.TOO_MANY_REQUESTS)) {
+                        || ex.getStatusCode().equals(HttpStatus.TOO_MANY_REQUESTS)) {
                     attempts++;
                     if (attempts < maxAttemptsForRetry) {
                         try {
diff --git a/samples/client/petstore/java/resttemplate/src/main/java/org/openapitools/client/ApiClient.java b/samples/client/petstore/java/resttemplate/src/main/java/org/openapitools/client/ApiClient.java
index d2c31b3d19c2..4941ea0ecb01 100644
--- a/samples/client/petstore/java/resttemplate/src/main/java/org/openapitools/client/ApiClient.java
+++ b/samples/client/petstore/java/resttemplate/src/main/java/org/openapitools/client/ApiClient.java
@@ -760,9 +760,7 @@ public <T> ResponseEntity<T> invokeAPI(String path, HttpMethod method, Map<Strin
                 break;
             } catch (HttpServerErrorException | HttpClientErrorException ex) {
                 if (ex instanceof HttpServerErrorException
-                        || ((HttpClientErrorException) ex)
-                        .getStatusCode()
-                        .equals(HttpStatus.TOO_MANY_REQUESTS)) {
+                        || ex.getStatusCode().equals(HttpStatus.TOO_MANY_REQUESTS)) {
                     attempts++;
                     if (attempts < maxAttemptsForRetry) {
                         try {