白癜风用什么药好 http://m.39.net/disease/a_6160465.html1.项目目录结构
2.引入依赖
dependencygroupIdorg.springframework.boot/groupIdartifactIdspring-boot-starter-validation/artifactId/dependencydependencygroupIdorg.springframework.boot/groupIdartifactIdspring-boot-starter-web/artifactId/dependencydependencygroupIdorg.projectlombok/groupIdartifactIdlombok/artifactIdoptionaltrue/optional/dependency
3.实体类参数校验
package
