[kotlin-spring] add reactive behavior via Kotlin coroutines (#2934)

* kotlin spring : add reactivity via kotlin's coroutines

* add kotlin spring boot reactive samples

* bug : fix spring version and import for coroutines

* remove exception handler for reactive (webflux doesn't support it)

* add spring milestone repository to maven pom

* add reactive type for list in Api and ApiImpl methodes for mathching body responsive parameter

* fix baseType for ArraySchema

* regenerate samples

* updating documentation

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

@@ -12,7 +12,7 @@ import io.swagger.annotations.AuthorizationScope
 import org.springframework.http.HttpStatus
 import org.springframework.http.MediaType
 import org.springframework.http.ResponseEntity
-import org.springframework.stereotype.Controller
+
 import org.springframework.web.bind.annotation.RequestBody
 import org.springframework.web.bind.annotation.RequestPart
 import org.springframework.web.bind.annotation.RequestParam
@@ -20,6 +20,7 @@ import org.springframework.web.bind.annotation.PathVariable
 import org.springframework.web.bind.annotation.RequestHeader
 import org.springframework.web.bind.annotation.RequestMethod
 import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
 import org.springframework.validation.annotation.Validated
 import org.springframework.web.context.request.NativeWebRequest
 import org.springframework.beans.factory.annotation.Autowired
@@ -36,7 +37,7 @@ import javax.validation.constraints.Size
 import kotlin.collections.List
 import kotlin.collections.Map
 
-@Controller
+@RestController
 @Validated
 @Api(value = "Pet", description = "The Pet API")
 @RequestMapping("\${api.base-path:/v2}")

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

@@ -2,22 +2,21 @@ package org.openapitools.api
 
 import org.openapitools.model.ModelApiResponse
 import org.openapitools.model.Pet
-
 interface PetApiService {
 
-    fun addPet(body: Pet): Unit
+	fun addPet(body: Pet): Unit
 
-    fun deletePet(petId: Long, apiKey: String?): Unit
+	fun deletePet(petId: Long, apiKey: String?): Unit
 
-    fun findPetsByStatus(status: List<String>): List<Pet>
+	fun findPetsByStatus(status: List<String>): List<Pet>
 
-    fun findPetsByTags(tags: List<String>): List<Pet>
+	fun findPetsByTags(tags: List<String>): List<Pet>
 
-    fun getPetById(petId: Long): Pet
+	fun getPetById(petId: Long): Pet
 
-    fun updatePet(body: Pet): Unit
+	fun updatePet(body: Pet): Unit
 
-    fun updatePetWithForm(petId: Long, name: String?, status: String?): Unit
+	fun updatePetWithForm(petId: Long, name: String?, status: String?): Unit
 
-    fun uploadFile(petId: Long, additionalMetadata: String?, file: org.springframework.core.io.Resource?): ModelApiResponse
+	fun uploadFile(petId: Long, additionalMetadata: String?, file: org.springframework.core.io.Resource?): ModelApiResponse
 }

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

@@ -11,7 +11,7 @@ import io.swagger.annotations.AuthorizationScope
 import org.springframework.http.HttpStatus
 import org.springframework.http.MediaType
 import org.springframework.http.ResponseEntity
-import org.springframework.stereotype.Controller
+
 import org.springframework.web.bind.annotation.RequestBody
 import org.springframework.web.bind.annotation.RequestPart
 import org.springframework.web.bind.annotation.RequestParam
@@ -19,6 +19,7 @@ import org.springframework.web.bind.annotation.PathVariable
 import org.springframework.web.bind.annotation.RequestHeader
 import org.springframework.web.bind.annotation.RequestMethod
 import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
 import org.springframework.validation.annotation.Validated
 import org.springframework.web.context.request.NativeWebRequest
 import org.springframework.beans.factory.annotation.Autowired
@@ -35,7 +36,7 @@ import javax.validation.constraints.Size
 import kotlin.collections.List
 import kotlin.collections.Map
 
-@Controller
+@RestController
 @Validated
 @Api(value = "Store", description = "The Store API")
 @RequestMapping("\${api.base-path:/v2}")

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

@@ -1,14 +1,13 @@
 package org.openapitools.api
 
 import org.openapitools.model.Order
-
 interface StoreApiService {
 
-    fun deleteOrder(orderId: String): Unit
+	fun deleteOrder(orderId: String): Unit
 
-    fun getInventory(): Map<String, Int>
+	fun getInventory(): Map<String, Int>
 
-    fun getOrderById(orderId: Long): Order
+	fun getOrderById(orderId: Long): Order
 
-    fun placeOrder(body: Order): Order
+	fun placeOrder(body: Order): Order
 }

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

@@ -11,7 +11,7 @@ import io.swagger.annotations.AuthorizationScope
 import org.springframework.http.HttpStatus
 import org.springframework.http.MediaType
 import org.springframework.http.ResponseEntity
-import org.springframework.stereotype.Controller
+
 import org.springframework.web.bind.annotation.RequestBody
 import org.springframework.web.bind.annotation.RequestPart
 import org.springframework.web.bind.annotation.RequestParam
@@ -19,6 +19,7 @@ import org.springframework.web.bind.annotation.PathVariable
 import org.springframework.web.bind.annotation.RequestHeader
 import org.springframework.web.bind.annotation.RequestMethod
 import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
 import org.springframework.validation.annotation.Validated
 import org.springframework.web.context.request.NativeWebRequest
 import org.springframework.beans.factory.annotation.Autowired
@@ -35,7 +36,7 @@ import javax.validation.constraints.Size
 import kotlin.collections.List
 import kotlin.collections.Map
 
-@Controller
+@RestController
 @Validated
 @Api(value = "User", description = "The User API")
 @RequestMapping("\${api.base-path:/v2}")

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

@@ -1,22 +1,21 @@
 package org.openapitools.api
 
 import org.openapitools.model.User
-
 interface UserApiService {
 
-    fun createUser(body: User): Unit
+	fun createUser(body: User): Unit
 
-    fun createUsersWithArrayInput(body: List<User>): Unit
+	fun createUsersWithArrayInput(body: List<User>): Unit
 
-    fun createUsersWithListInput(body: List<User>): Unit
+	fun createUsersWithListInput(body: List<User>): Unit
 
-    fun deleteUser(username: String): Unit
+	fun deleteUser(username: String): Unit
 
-    fun getUserByName(username: String): User
+	fun getUserByName(username: String): User
 
-    fun loginUser(username: String, password: String): String
+	fun loginUser(username: String, password: String): String
 
-    fun logoutUser(): Unit
+	fun logoutUser(): Unit
 
-    fun updateUser(username: String, body: User): Unit
+	fun updateUser(username: String, body: User): Unit
 }