handle option parameter with ? in kotlin-spring

wing328 · wing328 · commit e8b699120f8a · 2025-10-18T17:01:29.000+08:00
diff --git a/modules/openapi-generator/src/main/resources/kotlin-spring/optionalDataType.mustache b/modules/openapi-generator/src/main/resources/kotlin-spring/optionalDataType.mustache
@@ -1 +1 @@
-{{^isFile}}{{{dataType}}}{{^required}}{{^defaultValue}}?{{/defaultValue}}{{/required}}{{/isFile}}{{#isFile}}{{#isArray}}Array<{{/isArray}}org.springframework.web.multipart.MultipartFile{{#isArray}}>{{/isArray}}{{#isNullable}}?{{/isNullable}}{{/isFile}}
+{{^isFile}}{{{dataType}}}{{^required}}{{^defaultValue}}?{{/defaultValue}}{{/required}}{{/isFile}}{{#isFile}}{{#isArray}}Array<{{/isArray}}org.springframework.web.multipart.MultipartFile{{#isArray}}>{{/isArray}}{{^required}}?{{/required}}{{#required}}{{#isNullable}}?{{/isNullable}}{{/required}}{{/isFile}}
diff --git a/samples/server/petstore/kotlin-spring-cloud/src/main/kotlin/org/openapitools/api/PetApi.kt b/samples/server/petstore/kotlin-spring-cloud/src/main/kotlin/org/openapitools/api/PetApi.kt
@@ -110,7 +110,7 @@ interface PetApi {
             produces = ["application/json"],
             consumes = ["multipart/form-data"]
     )
-    fun uploadFile( @PathVariable("petId") petId: kotlin.Long, @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? , @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    fun uploadFile( @PathVariable("petId") petId: kotlin.Long, @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? , @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return ResponseEntity(HttpStatus.NOT_IMPLEMENTED)
     }
 }
diff --git a/samples/server/petstore/kotlin-spring-default/src/main/kotlin/org/openapitools/api/PetApiController.kt b/samples/server/petstore/kotlin-spring-default/src/main/kotlin/org/openapitools/api/PetApiController.kt
@@ -176,7 +176,7 @@ class PetApiController() {
         produces = ["application/json"],
         consumes = ["multipart/form-data"]
     )
-    fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return ResponseEntity(HttpStatus.NOT_IMPLEMENTED)
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-3/src/main/kotlin/org/openapitools/api/PetApiController.kt b/samples/server/petstore/kotlin-springboot-3/src/main/kotlin/org/openapitools/api/PetApiController.kt
@@ -106,7 +106,7 @@ class PetApiController(@Autowired(required = true) val service: PetApiService) {
         produces = ["application/json"],
         consumes = ["multipart/form-data"]
     )
-    fun uploadFile( @PathVariable("petId") petId: kotlin.Long, @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? , @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    fun uploadFile( @PathVariable("petId") petId: kotlin.Long, @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? , @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return ResponseEntity(service.uploadFile(petId, additionalMetadata, file), HttpStatus.valueOf(200))
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-3/src/main/kotlin/org/openapitools/api/PetApiService.kt b/samples/server/petstore/kotlin-springboot-3/src/main/kotlin/org/openapitools/api/PetApiService.kt
@@ -99,5 +99,5 @@ interface PetApiService {
      * @return successful operation (status code 200)
      * @see PetApi#uploadFile
      */
-    fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse
+    fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse
 }
diff --git a/samples/server/petstore/kotlin-springboot-3/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt b/samples/server/petstore/kotlin-springboot-3/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt
@@ -34,7 +34,7 @@ class PetApiServiceImpl : PetApiService {
         TODO("Implement me")
     }
 
-    override fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse {
+    override fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse {
         TODO("Implement me")
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-additionalproperties/src/main/kotlin/org/openapitools/api/PetApiController.kt b/samples/server/petstore/kotlin-springboot-additionalproperties/src/main/kotlin/org/openapitools/api/PetApiController.kt
@@ -106,7 +106,7 @@ class PetApiController(@Autowired(required = true) val service: PetApiService) {
         produces = ["application/json"],
         consumes = ["multipart/form-data"]
     )
-    fun uploadFile( @PathVariable("petId") petId: kotlin.Long, @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? , @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    fun uploadFile( @PathVariable("petId") petId: kotlin.Long, @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? , @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return ResponseEntity(service.uploadFile(petId, additionalMetadata, file), HttpStatus.valueOf(200))
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-additionalproperties/src/main/kotlin/org/openapitools/api/PetApiService.kt b/samples/server/petstore/kotlin-springboot-additionalproperties/src/main/kotlin/org/openapitools/api/PetApiService.kt
@@ -99,5 +99,5 @@ interface PetApiService {
      * @return successful operation (status code 200)
      * @see PetApi#uploadFile
      */
-    fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse
+    fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse
 }
diff --git a/samples/server/petstore/kotlin-springboot-additionalproperties/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt b/samples/server/petstore/kotlin-springboot-additionalproperties/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt
@@ -34,7 +34,7 @@ class PetApiServiceImpl : PetApiService {
         TODO("Implement me")
     }
 
-    override fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse {
+    override fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse {
         TODO("Implement me")
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-delegate-nodefaults/src/main/kotlin/org/openapitools/api/PetApi.kt b/samples/server/petstore/kotlin-springboot-delegate-nodefaults/src/main/kotlin/org/openapitools/api/PetApi.kt
@@ -199,7 +199,7 @@ interface PetApi {
             produces = ["application/json"],
             consumes = ["multipart/form-data"]
     )
-    fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return getDelegate().uploadFile(petId, additionalMetadata, file)
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-delegate-nodefaults/src/main/kotlin/org/openapitools/api/PetApiDelegate.kt b/samples/server/petstore/kotlin-springboot-delegate-nodefaults/src/main/kotlin/org/openapitools/api/PetApiDelegate.kt
@@ -68,6 +68,6 @@ interface PetApiDelegate {
      */
     fun uploadFile(petId: kotlin.Long,
         additionalMetadata: kotlin.String?,
-        file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse>
+        file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse>
 
 }
diff --git a/samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/api/PetApi.kt b/samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/api/PetApi.kt
@@ -198,7 +198,7 @@ interface PetApi {
             produces = ["application/json"],
             consumes = ["multipart/form-data"]
     )
-    fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return getDelegate().uploadFile(petId, additionalMetadata, file)
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/api/PetApiDelegate.kt b/samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/api/PetApiDelegate.kt
@@ -150,7 +150,7 @@ interface PetApiDelegate {
      */
     fun uploadFile(petId: kotlin.Long,
         additionalMetadata: kotlin.String?,
-        file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+        file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         getRequest().ifPresent { request ->
             for (mediaType in MediaType.parseMediaTypes(request.getHeader("Accept"))) {
                 if (mediaType.isCompatibleWith(MediaType.valueOf("application/json"))) {
diff --git a/samples/server/petstore/kotlin-springboot-modelMutable/src/main/kotlin/org/openapitools/api/PetApiController.kt b/samples/server/petstore/kotlin-springboot-modelMutable/src/main/kotlin/org/openapitools/api/PetApiController.kt
@@ -172,7 +172,7 @@ class PetApiController(@Autowired(required = true) val service: PetApiService) {
         produces = ["application/json"],
         consumes = ["multipart/form-data"]
     )
-    fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return ResponseEntity(service.uploadFile(petId, additionalMetadata, file), HttpStatus.valueOf(200))
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-modelMutable/src/main/kotlin/org/openapitools/api/PetApiService.kt b/samples/server/petstore/kotlin-springboot-modelMutable/src/main/kotlin/org/openapitools/api/PetApiService.kt
@@ -90,5 +90,5 @@ interface PetApiService {
      * @return successful operation (status code 200)
      * @see PetApi#uploadFile
      */
-    fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse
+    fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse
 }
diff --git a/samples/server/petstore/kotlin-springboot-modelMutable/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt b/samples/server/petstore/kotlin-springboot-modelMutable/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt
@@ -34,7 +34,7 @@ class PetApiServiceImpl : PetApiService {
         TODO("Implement me")
     }
 
-    override fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse {
+    override fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse {
         TODO("Implement me")
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-reactive-without-flow/src/main/kotlin/org/openapitools/api/PetApiController.kt b/samples/server/petstore/kotlin-springboot-reactive-without-flow/src/main/kotlin/org/openapitools/api/PetApiController.kt
@@ -177,7 +177,7 @@ class PetApiController(@Autowired(required = true) val service: PetApiService) {
         produces = ["application/json"],
         consumes = ["multipart/form-data"]
     )
-    suspend fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    suspend fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return ResponseEntity(service.uploadFile(petId, additionalMetadata, file), HttpStatus.valueOf(200))
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-reactive-without-flow/src/main/kotlin/org/openapitools/api/PetApiService.kt b/samples/server/petstore/kotlin-springboot-reactive-without-flow/src/main/kotlin/org/openapitools/api/PetApiService.kt
@@ -100,5 +100,5 @@ interface PetApiService {
      * @return successful operation (status code 200)
      * @see PetApi#uploadFile
      */
-    suspend fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse
+    suspend fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse
 }
diff --git a/samples/server/petstore/kotlin-springboot-reactive-without-flow/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt b/samples/server/petstore/kotlin-springboot-reactive-without-flow/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt
@@ -35,7 +35,7 @@ class PetApiServiceImpl : PetApiService {
         TODO("Implement me")
     }
 
-    override suspend fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse {
+    override suspend fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse {
         TODO("Implement me")
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-reactive/src/main/kotlin/org/openapitools/api/PetApiController.kt b/samples/server/petstore/kotlin-springboot-reactive/src/main/kotlin/org/openapitools/api/PetApiController.kt
@@ -177,7 +177,7 @@ class PetApiController(@Autowired(required = true) val service: PetApiService) {
         produces = ["application/json"],
         consumes = ["multipart/form-data"]
     )
-    suspend fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    suspend fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return ResponseEntity(service.uploadFile(petId, additionalMetadata, file), HttpStatus.valueOf(200))
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-reactive/src/main/kotlin/org/openapitools/api/PetApiService.kt b/samples/server/petstore/kotlin-springboot-reactive/src/main/kotlin/org/openapitools/api/PetApiService.kt
@@ -100,5 +100,5 @@ interface PetApiService {
      * @return successful operation (status code 200)
      * @see PetApi#uploadFile
      */
-    suspend fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse
+    suspend fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse
 }
diff --git a/samples/server/petstore/kotlin-springboot-reactive/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt b/samples/server/petstore/kotlin-springboot-reactive/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt
@@ -35,7 +35,7 @@ class PetApiServiceImpl : PetApiService {
         TODO("Implement me")
     }
 
-    override suspend fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse {
+    override suspend fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse {
         TODO("Implement me")
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-request-cookie/src/main/kotlin/org/openapitools/api/PetApi.kt b/samples/server/petstore/kotlin-springboot-request-cookie/src/main/kotlin/org/openapitools/api/PetApi.kt
@@ -196,7 +196,7 @@ interface PetApi {
             produces = ["application/json"],
             consumes = ["multipart/form-data"]
     )
-    fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return ResponseEntity(HttpStatus.NOT_IMPLEMENTED)
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-source-swagger1/src/main/kotlin/org/openapitools/api/PetApiController.kt b/samples/server/petstore/kotlin-springboot-source-swagger1/src/main/kotlin/org/openapitools/api/PetApiController.kt
@@ -175,7 +175,7 @@ class PetApiController(@Autowired(required = true) val service: PetApiService) {
         produces = ["application/json"],
         consumes = ["multipart/form-data"]
     )
-    fun uploadFile(@ApiParam(value = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@ApiParam(value = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@ApiParam(value = "file detail") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {
+    fun uploadFile(@ApiParam(value = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@ApiParam(value = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@ApiParam(value = "file detail") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {
         return ResponseEntity(service.uploadFile(petId, additionalMetadata, file), HttpStatus.valueOf(200))
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-source-swagger1/src/main/kotlin/org/openapitools/api/PetApiService.kt b/samples/server/petstore/kotlin-springboot-source-swagger1/src/main/kotlin/org/openapitools/api/PetApiService.kt
@@ -90,5 +90,5 @@ interface PetApiService {
      * @return successful operation (status code 200)
      * @see PetApi#uploadFile
      */
-    fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse
+    fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse
 }
diff --git a/samples/server/petstore/kotlin-springboot-source-swagger1/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt b/samples/server/petstore/kotlin-springboot-source-swagger1/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt
@@ -34,7 +34,7 @@ class PetApiServiceImpl : PetApiService {
         TODO("Implement me")
     }
 
-    override fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse {
+    override fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse {
         TODO("Implement me")
     }
 }
diff --git a/samples/server/petstore/kotlin-springboot-source-swagger2/src/main/kotlin/org/openapitools/api/PetApiController.kt b/samples/server/petstore/kotlin-springboot-source-swagger2/src/main/kotlin/org/openapitools/api/PetApiController.kt
diff --git a/samples/server/petstore/kotlin-springboot-source-swagger2/src/main/kotlin/org/openapitools/api/PetApiService.kt b/samples/server/petstore/kotlin-springboot-source-swagger2/src/main/kotlin/org/openapitools/api/PetApiService.kt
diff --git a/samples/server/petstore/kotlin-springboot-source-swagger2/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt b/samples/server/petstore/kotlin-springboot-source-swagger2/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt
diff --git a/samples/server/petstore/kotlin-springboot-springfox/src/main/kotlin/org/openapitools/api/PetApiController.kt b/samples/server/petstore/kotlin-springboot-springfox/src/main/kotlin/org/openapitools/api/PetApiController.kt
diff --git a/samples/server/petstore/kotlin-springboot-springfox/src/main/kotlin/org/openapitools/api/PetApiService.kt b/samples/server/petstore/kotlin-springboot-springfox/src/main/kotlin/org/openapitools/api/PetApiService.kt
diff --git a/samples/server/petstore/kotlin-springboot-springfox/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt b/samples/server/petstore/kotlin-springboot-springfox/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt
diff --git a/samples/server/petstore/kotlin-springboot-x-kotlin-implements/src/main/kotlin/org/openapitools/api/PetApi.kt b/samples/server/petstore/kotlin-springboot-x-kotlin-implements/src/main/kotlin/org/openapitools/api/PetApi.kt
diff --git a/samples/server/petstore/kotlin-springboot/src/main/kotlin/org/openapitools/api/PetApiController.kt b/samples/server/petstore/kotlin-springboot/src/main/kotlin/org/openapitools/api/PetApiController.kt
diff --git a/samples/server/petstore/kotlin-springboot/src/main/kotlin/org/openapitools/api/PetApiService.kt b/samples/server/petstore/kotlin-springboot/src/main/kotlin/org/openapitools/api/PetApiService.kt
diff --git a/samples/server/petstore/kotlin-springboot/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt b/samples/server/petstore/kotlin-springboot/src/main/kotlin/org/openapitools/api/PetApiServiceImpl.kt

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-{{^isFile}}{{{dataType}}}{{^required}}{{^defaultValue}}?{{/defaultValue}}{{/required}}{{/isFile}}{{#isFile}}{{#isArray}}Array<{{/isArray}}org.springframework.web.multipart.MultipartFile{{#isArray}}>{{/isArray}}{{#isNullable}}?{{/isNullable}}{{/isFile}}`
	`1`	`+{{^isFile}}{{{dataType}}}{{^required}}{{^defaultValue}}?{{/defaultValue}}{{/required}}{{/isFile}}{{#isFile}}{{#isArray}}Array<{{/isArray}}org.springframework.web.multipart.MultipartFile{{#isArray}}>{{/isArray}}{{^required}}?{{/required}}{{#required}}{{#isNullable}}?{{/isNullable}}{{/required}}{{/isFile}}`
Original file line number	Diff line number	Diff line change
`@@ -110,7 +110,7 @@ interface PetApi {`
`110`	`110`	`produces = ["application/json"],`
`111`	`111`	`consumes = ["multipart/form-data"]`
`112`	`112`	`)`
`113`		`- fun uploadFile( @PathVariable("petId") petId: kotlin.Long, @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? , @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {`
	`113`	`+ fun uploadFile( @PathVariable("petId") petId: kotlin.Long, @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? , @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {`
`114`	`114`	`return ResponseEntity(HttpStatus.NOT_IMPLEMENTED)`
`115`	`115`	`}`
`116`	`116`	`}`
Original file line number	Diff line number	Diff line change
`@@ -176,7 +176,7 @@ class PetApiController() {`
`176`	`176`	`produces = ["application/json"],`
`177`	`177`	`consumes = ["multipart/form-data"]`
`178`	`178`	`)`
`179`		`- fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {`
	`179`	`+ fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {`
`180`	`180`	`return ResponseEntity(HttpStatus.NOT_IMPLEMENTED)`
`181`	`181`	`}`
`182`	`182`	`}`
Original file line number	Diff line number	Diff line change
`@@ -106,7 +106,7 @@ class PetApiController(@Autowired(required = true) val service: PetApiService) {`
`106`	`106`	`produces = ["application/json"],`
`107`	`107`	`consumes = ["multipart/form-data"]`
`108`	`108`	`)`
`109`		`- fun uploadFile( @PathVariable("petId") petId: kotlin.Long, @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? , @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {`
	`109`	`+ fun uploadFile( @PathVariable("petId") petId: kotlin.Long, @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? , @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {`
`110`	`110`	`return ResponseEntity(service.uploadFile(petId, additionalMetadata, file), HttpStatus.valueOf(200))`
`111`	`111`	`}`
`112`	`112`	`}`
Original file line number	Diff line number	Diff line change
`@@ -99,5 +99,5 @@ interface PetApiService {`
`99`	`99`	`* @return successful operation (status code 200)`
`100`	`100`	`* @see PetApi#uploadFile`
`101`	`101`	`*/`
`102`		`- fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse`
	`102`	`+ fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse`
`103`	`103`	`}`
Original file line number	Diff line number	Diff line change
`@@ -34,7 +34,7 @@ class PetApiServiceImpl : PetApiService {`
`34`	`34`	`TODO("Implement me")`
`35`	`35`	`}`
`36`	`36`
`37`		`- override fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile): ModelApiResponse {`
	`37`	`+ override fun uploadFile(petId: kotlin.Long, additionalMetadata: kotlin.String?, file: org.springframework.web.multipart.MultipartFile?): ModelApiResponse {`
`38`	`38`	`TODO("Implement me")`
`39`	`39`	`}`
`40`	`40`	`}`
Original file line number	Diff line number	Diff line change
`@@ -199,7 +199,7 @@ interface PetApi {`
`199`	`199`	`produces = ["application/json"],`
`200`	`200`	`consumes = ["multipart/form-data"]`
`201`	`201`	`)`
`202`		`- fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile): ResponseEntity<ModelApiResponse> {`
	`202`	`+ fun uploadFile(@Parameter(description = "ID of pet to update", required = true) @PathVariable("petId") petId: kotlin.Long,@Parameter(description = "Additional data to pass to server") @Valid @RequestParam(value = "additionalMetadata", required = false) additionalMetadata: kotlin.String? ,@Parameter(description = "file to upload") @Valid @RequestPart("file", required = false) file: org.springframework.web.multipart.MultipartFile?): ResponseEntity<ModelApiResponse> {`
`203`	`203`	`return getDelegate().uploadFile(petId, additionalMetadata, file)`
`204`	`204`	`}`
`205`	`205`	`}`