[kotlin] better oneOf, anyOf support (#18382)

* add validteJsonElement

* add oneOf support

* various fixes, add tests

* minor fixes

* minor fixes

* update data class

* remove comments

* array support, add test

* update api client constructor

* add anyOf support

* add new files

* fix merge

* update

* update

* update

* update

samples/client/petstore/kotlin-json-request-string/src/main/kotlin/org/openapitools/client/models/Category.kt

@@ -44,5 +44,8 @@ data class Category (
     @SerialName(value = "name")
     val name: kotlin.String? = null
 
-) : Parcelable
+) : Parcelable {
+
+
+}
 

samples/client/petstore/kotlin-json-request-string/src/main/kotlin/org/openapitools/client/models/ModelApiResponse.kt

@@ -48,5 +48,8 @@ data class ModelApiResponse (
     @SerialName(value = "message")
     val message: kotlin.String? = null
 
-) : Parcelable
+) : Parcelable {
+
+
+}
 

samples/client/petstore/kotlin-json-request-string/src/main/kotlin/org/openapitools/client/models/Order.kt

@@ -90,5 +90,6 @@ data class Order (
             encoder.encodeSerializableValue(kotlin.String.serializer(), value.value)
         }
     }
+
 }
 

samples/client/petstore/kotlin-json-request-string/src/main/kotlin/org/openapitools/client/models/Pet.kt

@@ -92,5 +92,6 @@ data class Pet (
             encoder.encodeSerializableValue(kotlin.String.serializer(), value.value)
         }
     }
+
 }
 

samples/client/petstore/kotlin-json-request-string/src/main/kotlin/org/openapitools/client/models/Tag.kt

@@ -44,5 +44,8 @@ data class Tag (
     @SerialName(value = "name")
     val name: kotlin.String? = null
 
-) : Parcelable
+) : Parcelable {
+
+
+}
 

samples/client/petstore/kotlin-json-request-string/src/main/kotlin/org/openapitools/client/models/User.kt

@@ -69,5 +69,8 @@ data class User (
     @SerialName(value = "userStatus")
     val userStatus: kotlin.Int? = null
 
-) : Parcelable
+) : Parcelable {
+
+
+}