我在 Spring Boot 中使用 Webflux 有一个简单的 REST API。 我想对 POST 请求中的请求正文使用基于简单注释的验证。
RecipeModel.kt
package com.example.reactive.models
import org.springframework.data.annotation.Id
import org.springframework.data.relational.core.mapping.Table
import org.springframework.stereotype.Component
import javax.validation.constraints.Max
import javax.validation.constraints.NotBlank
@Table("recipes")
data class Recipe (
@Id
val id: Long?,
@NotBlank(message = "Title is required")
val title: String,
@Max(10, message = "Description is too long")
val description: String?,
)
RecipeRepo.kt
package com.example.reactive.repositories
import com.example.reactive.models.Recipe
import org.springframework.data.repository.reactive.ReactiveCrudRepository
import org.springframework.stereotype.Repository
@Repository
interface RecipeRepo : ReactiveCrudRepository<Recipe, Long>
RecipeController.kt
package com.example.reactive.controllers
import com.example.reactive.models.Recipe
import com.example.reactive.models.RecipeMapper
import com.example.reactive.repositories.RecipeRepo
import com.example.reactive.services.RecipeService
import org.springframework.http.HttpStatus
import org.springframework.web.bind.annotation.*
import reactor.core.publisher.Flux
import reactor.core.publisher.Mono
import javax.validation.Valid
@RestController
@RequestMapping("/recipes")
class RecipeController(val recipeService : RecipeService) {
@PostMapping
@ResponseStatus(HttpStatus.CREATED)
fun createRecipe(@RequestBody payload: @Valid Recipe): Mono<Recipe> =
recipeService.createRecipe(payload)
}
RecipeService.kt
package com.example.reactive.services
import com.example.reactive.models.Recipe
import com.example.reactive.models.RecipeMapper
import com.example.reactive.repositories.RecipeRepo
import org.springframework.stereotype.Service
import reactor.core.publisher.Flux
import reactor.core.publisher.Mono
@Service
class RecipeService(val recipeRepo: RecipeRepo, val recipeMapper: RecipeMapper) {
fun createRecipe(recipe: Recipe): Mono<Recipe> = recipeRepo.save(recipe)
}
期望:当我提供一个带有空字符串作为标题和/或超过 10 个字符的描述的 POST 请求时,我不应该得到 201 CREATED 作为响应。
如您所见,我收到了 201 CREATED 作为响应。
有人看出我哪里出错了吗???
最佳答案
您需要在 Controller 中进行一些更改(@Valid
位置):
@RestController
@RequestMapping("/recipes")
class RecipeController(val recipeService : RecipeService) {
@PostMapping
@ResponseStatus(HttpStatus.CREATED)
fun createRecipe(@RequestBody @Valid payload: Recipe): Mono<Recipe> =
recipeService.createRecipe(payload)
}
也在模型本身中(您需要使用@field:
):
@Table("recipes")
data class Recipe (
@field:Id
val id: Long?,
@field:NotBlank(message = "Title is required")
val title: String,
@field:Max(10, message = "Description is too long")
val description: String?,
)
关于spring-boot - Kotlin Spring Boot Webflux 使用 @Valid 注解验证 @RequestBody,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/70067165/