Fix UUID default value cast exception (swift5) (#16436)

samples/client/petstore/java/resteasy/README.md

@@ -91,9 +91,10 @@ public class AnotherFakeApiExample {
         defaultClient.setBasePath("http://petstore.swagger.io:80/v2");
         
         AnotherFakeApi apiInstance = new AnotherFakeApi(defaultClient);
+        UUID uuidTest = UUID.randomUUID(); // UUID | to test uuid example value
         Client body = new Client(); // Client | client model
         try {
-            Client result = apiInstance.call123testSpecialTags(body);
+            Client result = apiInstance.call123testSpecialTags(uuidTest, body);
             System.out.println(result);
         } catch (ApiException e) {
             System.err.println("Exception when calling AnotherFakeApi#call123testSpecialTags");

samples/client/petstore/java/resteasy/api/openapi.yaml

@@ -1013,6 +1013,14 @@ paths:
     patch:
       description: To test special tags and operation ID starting with number
       operationId: 123_test_@#$%_special_tags
+      parameters:
+      - description: to test uuid example value
+        in: header
+        name: uuid_test
+        required: true
+        schema:
+          format: uuid
+          type: string
       requestBody:
         content:
           application/json:

samples/client/petstore/java/resteasy/docs/AnotherFakeApi.md

@@ -10,7 +10,7 @@ All URIs are relative to *http://petstore.swagger.io:80/v2*
 
 ## call123testSpecialTags
 
-> Client call123testSpecialTags(body)
+> Client call123testSpecialTags(uuidTest, body)
 
 To test special tags
 
@@ -32,9 +32,10 @@ public class Example {
         defaultClient.setBasePath("http://petstore.swagger.io:80/v2");
 
         AnotherFakeApi apiInstance = new AnotherFakeApi(defaultClient);
+        UUID uuidTest = UUID.randomUUID(); // UUID | to test uuid example value
         Client body = new Client(); // Client | client model
         try {
-            Client result = apiInstance.call123testSpecialTags(body);
+            Client result = apiInstance.call123testSpecialTags(uuidTest, body);
             System.out.println(result);
         } catch (ApiException e) {
             System.err.println("Exception when calling AnotherFakeApi#call123testSpecialTags");
@@ -52,6 +53,7 @@ public class Example {
 
 | Name | Type | Description  | Notes |
 |------------- | ------------- | ------------- | -------------|
+| **uuidTest** | **UUID**| to test uuid example value | |
 | **body** | [**Client**](Client.md)| client model | |
 
 ### Return type

samples/client/petstore/java/resteasy/src/main/java/org/openapitools/client/api/AnotherFakeApi.java

@@ -8,6 +8,7 @@ import org.openapitools.client.Pair;
 import javax.ws.rs.core.GenericType;
 
 import org.openapitools.client.model.Client;
+import java.util.UUID;
 
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -37,13 +38,19 @@ public class AnotherFakeApi {
   /**
    * To test special tags
    * To test special tags and operation ID starting with number
+   * @param uuidTest to test uuid example value (required)
    * @param body client model (required)
    * @return a {@code Client}
    * @throws ApiException if fails to make API call
    */
-  public Client call123testSpecialTags(Client body) throws ApiException {
+  public Client call123testSpecialTags(UUID uuidTest, Client body) throws ApiException {
     Object localVarPostBody = body;
     
+    // verify the required parameter 'uuidTest' is set
+    if (uuidTest == null) {
+      throw new ApiException(400, "Missing the required parameter 'uuidTest' when calling call123testSpecialTags");
+    }
+    
     // verify the required parameter 'body' is set
     if (body == null) {
       throw new ApiException(400, "Missing the required parameter 'body' when calling call123testSpecialTags");
@@ -59,7 +66,9 @@ public class AnotherFakeApi {
     Map<String, Object> localVarFormParams = new HashMap<String, Object>();
 
 
-    
+    if (uuidTest != null)
+      localVarHeaderParams.put("uuid_test", apiClient.parameterToString(uuidTest));
+
     
     
     final String[] localVarAccepts = {