spring-boot-realworld-examp.../src/main/java/io/spring/application/article/DuplicatedArticleConstraint...
2021-03-16 17:17:06 +08:00

22 lines
700 B
Java

package io.spring.application.article;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import javax.validation.Constraint;
import javax.validation.Payload;
@Documented
@Constraint(validatedBy = DuplicatedArticleValidator.class)
@Target({ElementType.METHOD, ElementType.FIELD, ElementType.PARAMETER, ElementType.TYPE_USE})
@Retention(RetentionPolicy.RUNTIME)
public @interface DuplicatedArticleConstraint {
String message() default "article name exists";
Class<?>[] groups() default {};
Class<? extends Payload>[] payload() default {};
}