update samples

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/api/PetApiController.kt

@@ -8,7 +8,7 @@ import java.util.Optional;
 @Controller
 @RequestMapping("\${openapi.openAPIPetstore.base-path:/v2}")
 class PetApiController(
-        @org.springframework.beans.factory.annotation.Autowired(required = false) delegate: PetApiDelegate
+        @org.springframework.beans.factory.annotation.Autowired(required = false) delegate: PetApiDelegate?
 ) : PetApi {
     private val delegate: PetApiDelegate
 

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/api/StoreApiController.kt

@@ -8,7 +8,7 @@ import java.util.Optional;
 @Controller
 @RequestMapping("\${openapi.openAPIPetstore.base-path:/v2}")
 class StoreApiController(
-        @org.springframework.beans.factory.annotation.Autowired(required = false) delegate: StoreApiDelegate
+        @org.springframework.beans.factory.annotation.Autowired(required = false) delegate: StoreApiDelegate?
 ) : StoreApi {
     private val delegate: StoreApiDelegate
 

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/api/UserApiController.kt

@@ -8,7 +8,7 @@ import java.util.Optional;
 @Controller
 @RequestMapping("\${openapi.openAPIPetstore.base-path:/v2}")
 class UserApiController(
-        @org.springframework.beans.factory.annotation.Autowired(required = false) delegate: UserApiDelegate
+        @org.springframework.beans.factory.annotation.Autowired(required = false) delegate: UserApiDelegate?
 ) : UserApi {
     private val delegate: UserApiDelegate
 

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/model/Category.kt

@@ -9,6 +9,7 @@ import javax.validation.constraints.Min
 import javax.validation.constraints.NotNull
 import javax.validation.constraints.Pattern
 import javax.validation.constraints.Size
+import javax.validation.Valid
 import io.swagger.annotations.ApiModelProperty
 
 /**
@@ -20,7 +21,7 @@ data class Category(
 
     @ApiModelProperty(example = "null", value = "")
     @field:JsonProperty("id") val id: kotlin.Long? = null,
-@get:Pattern(regexp="^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$") 
+    @get:Pattern(regexp="^[a-zA-Z0-9]+[a-zA-Z0-9\\.\\-_]*[a-zA-Z0-9]+$")
     @ApiModelProperty(example = "null", value = "")
     @field:JsonProperty("name") val name: kotlin.String? = null
 ) {

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/model/InlineObject.kt

@@ -9,6 +9,7 @@ import javax.validation.constraints.Min
 import javax.validation.constraints.NotNull
 import javax.validation.constraints.Pattern
 import javax.validation.constraints.Size
+import javax.validation.Valid
 import io.swagger.annotations.ApiModelProperty
 
 /**

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/model/InlineObject1.kt

@@ -9,6 +9,7 @@ import javax.validation.constraints.Min
 import javax.validation.constraints.NotNull
 import javax.validation.constraints.Pattern
 import javax.validation.constraints.Size
+import javax.validation.Valid
 import io.swagger.annotations.ApiModelProperty
 
 /**
@@ -21,6 +22,7 @@ data class InlineObject1(
     @ApiModelProperty(example = "null", value = "Additional data to pass to server")
     @field:JsonProperty("additionalMetadata") val additionalMetadata: kotlin.String? = null,
 
+    @field:Valid
     @ApiModelProperty(example = "null", value = "file to upload")
     @field:JsonProperty("file") val file: org.springframework.core.io.Resource? = null
 ) {

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/model/ModelApiResponse.kt

@@ -9,6 +9,7 @@ import javax.validation.constraints.Min
 import javax.validation.constraints.NotNull
 import javax.validation.constraints.Pattern
 import javax.validation.constraints.Size
+import javax.validation.Valid
 import io.swagger.annotations.ApiModelProperty
 
 /**

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/model/Order.kt

@@ -10,6 +10,7 @@ import javax.validation.constraints.Min
 import javax.validation.constraints.NotNull
 import javax.validation.constraints.Pattern
 import javax.validation.constraints.Size
+import javax.validation.Valid
 import io.swagger.annotations.ApiModelProperty
 
 /**

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/model/Pet.kt

@@ -12,6 +12,7 @@ import javax.validation.constraints.Min
 import javax.validation.constraints.NotNull
 import javax.validation.constraints.Pattern
 import javax.validation.constraints.Size
+import javax.validation.Valid
 import io.swagger.annotations.ApiModelProperty
 
 /**
@@ -36,9 +37,11 @@ data class Pet(
     @ApiModelProperty(example = "null", value = "")
     @field:JsonProperty("id") val id: kotlin.Long? = null,
 
+    @field:Valid
     @ApiModelProperty(example = "null", value = "")
     @field:JsonProperty("category") val category: Category? = null,
 
+    @field:Valid
     @ApiModelProperty(example = "null", value = "")
     @field:JsonProperty("tags") val tags: kotlin.collections.List<Tag>? = null,
 

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/model/Tag.kt

@@ -9,6 +9,7 @@ import javax.validation.constraints.Min
 import javax.validation.constraints.NotNull
 import javax.validation.constraints.Pattern
 import javax.validation.constraints.Size
+import javax.validation.Valid
 import io.swagger.annotations.ApiModelProperty
 
 /**

samples/server/petstore/kotlin-springboot-delegate/src/main/kotlin/org/openapitools/model/User.kt

@@ -9,6 +9,7 @@ import javax.validation.constraints.Min
 import javax.validation.constraints.NotNull
 import javax.validation.constraints.Pattern
 import javax.validation.constraints.Size
+import javax.validation.Valid
 import io.swagger.annotations.ApiModelProperty
 
 /**