diff --git a/generator/libraries/native/api_doc.mustache b/generator/libraries/native/api_doc.mustache
index c521e7f39..81da7937f 100644
--- a/generator/libraries/native/api_doc.mustache
+++ b/generator/libraries/native/api_doc.mustache
@@ -29,10 +29,8 @@ All URIs are relative to *{{basePath}}*
 
 ```java
 // Import classes:
-import {{{invokerPackage}}}.ApiClient;
 import {{{invokerPackage}}}.ApiException;
-import {{{invokerPackage}}}.Configuration;{{#hasAuthMethods}}
-import {{{invokerPackage}}}.auth.*;{{/hasAuthMethods}}
+import {{{invokerPackage}}}.*;
 import {{{invokerPackage}}}.models.*;
 import {{{package}}}.{{{classname}}};{{#vendorExtensions.x-group-parameters}}
 import {{{package}}}.{{{classname}}}.*;{{/vendorExtensions.x-group-parameters}}
@@ -41,36 +39,29 @@ import java.util.concurrent.CompletableFuture;
 {{/asyncNative}}
 
 public class Example {
-    public static void main(String[] args) {
-        ApiClient defaultClient = Configuration.getDefaultApiClient();
-        defaultClient.setBasePath("{{{basePath}}}");
-        {{#hasAuthMethods}}
-        {{#authMethods}}{{#isBasic}}{{#isBasicBasic}}
-        // Configure HTTP basic authorization: {{{name}}}
-        HttpBasicAuth {{{name}}} = (HttpBasicAuth) defaultClient.getAuthentication("{{{name}}}");
-        {{{name}}}.setUsername("YOUR USERNAME");
-        {{{name}}}.setPassword("YOUR PASSWORD");{{/isBasicBasic}}{{#isBasicBearer}}
-        // Configure HTTP bearer authorization: {{{name}}}
-        HttpBearerAuth {{{name}}} = (HttpBearerAuth) defaultClient.getAuthentication("{{{name}}}");
-        {{{name}}}.setBearerToken("BEARER TOKEN");{{/isBasicBearer}}{{/isBasic}}{{#isApiKey}}
-        // Configure API key authorization: {{{name}}}
-        ApiKeyAuth {{{name}}} = (ApiKeyAuth) defaultClient.getAuthentication("{{{name}}}");
-        {{{name}}}.setApiKey("YOUR API KEY");
-        // Uncomment the following line to set a prefix for the API key, e.g. "Token" (defaults to null)
-        //{{{name}}}.setApiKeyPrefix("Token");{{/isApiKey}}{{#isOAuth}}
-        // Configure OAuth2 access token for authorization: {{{name}}}
-        OAuth {{{name}}} = (OAuth) defaultClient.getAuthentication("{{{name}}}");
-        {{{name}}}.setAccessToken("YOUR ACCESS TOKEN");{{/isOAuth}}
-        {{/authMethods}}
-        {{/hasAuthMethods}}
-
-        {{{classname}}} apiInstance = new {{{classname}}}(defaultClient);
+    public static void main(String[] args) throws ApiException, InterruptedException{
+        // Initialize the client with credentials
+        Client client = new Client(new Credentials(System.getenv("EXOSCALE_API_KEY"), System.getenv("EXOSCALE_API_SECRET")));
         {{#allParams}}
+        {{^isString}}
+        {{^isUuid}}
+        {{{dataType}}} {{{paramName}}} = {{{example}}}; // {{{dataType}}} | {{{description}}} please add at least all the required fields
+        {{/isUuid}}
+        {{/isString}}
+        {{^isUuid}}
+        {{#isString}}
         {{{dataType}}} {{{paramName}}} = {{{example}}}; // {{{dataType}}} | {{{description}}}
+        {{/isString}}
+        {{/isUuid}}
+        {{#isUuid}}
+        {{{dataType}}} {{{paramName}}} = {{{example}}}; // {{{dataType}}} | {{{description}}}
+        {{/isUuid}}
         {{/allParams}}
+
         try {
+            // Invoke the API method
             {{^vendorExtensions.x-group-parameters}}
-            {{#returnType}}{{#asyncNative}}CompletableFuture<{{{returnType}}}>{{/asyncNative}}{{^asyncNative}}{{{returnType}}}{{/asyncNative}} result = {{/returnType}}{{^returnType}}{{#asyncNative}}CompletableFuture<Void> result = {{/asyncNative}}{{/returnType}}apiInstance.{{{operationId}}}({{#allParams}}{{{paramName}}}{{^-last}}, {{/-last}}{{/allParams}});
+            {{#returnType}}{{#asyncNative}}CompletableFuture<{{{returnType}}}>{{/asyncNative}}{{^asyncNative}}{{{returnType}}}{{/asyncNative}} result = {{/returnType}}{{^returnType}}{{#asyncNative}}CompletableFuture<Void> result = {{/asyncNative}}{{/returnType}}client.{{{operationId}}}({{#allParams}}{{{paramName}}}{{^-last}}, {{/-last}}{{/allParams}});
             {{/vendorExtensions.x-group-parameters}}
             {{#vendorExtensions.x-group-parameters}}
             {{#hasParams}}
@@ -78,7 +69,7 @@ public class Example {
                 .{{paramName}}({{paramName}}){{/allParams}}
                 .build();
             {{/hasParams}}
-            {{#returnType}}{{#asyncNative}}CompletableFuture<{{{returnType}}}>{{/asyncNative}}{{^asyncNative}}{{{returnType}}}{{/asyncNative}} result = {{/returnType}}{{^returnType}}{{#asyncNative}}CompletableFuture<Void> result = {{/asyncNative}}{{/returnType}}apiInstance.{{operationId}}({{#hasParams}}request{{/hasParams}});
+            {{#returnType}}{{#asyncNative}}CompletableFuture<{{{returnType}}}>{{/asyncNative}}{{^asyncNative}}{{{returnType}}}{{/asyncNative}} result = {{/returnType}}{{^returnType}}{{#asyncNative}}CompletableFuture<Void> result = {{/asyncNative}}{{/returnType}}client.{{operationId}}({{#hasParams}}request{{/hasParams}});
             {{/vendorExtensions.x-group-parameters}}
             {{#returnType}}
             System.out.println(result{{#asyncNative}}.get(){{/asyncNative}});