package com.greenorange.promotion.annotation; import jakarta.validation.Constraint; import jakarta.validation.Payload; import java.lang.annotation.ElementType; import java.lang.annotation.Retention; import java.lang.annotation.RetentionPolicy; import java.lang.annotation.Target; // 自定义校验注解 @Constraint(validatedBy = FileEnumValidator.class) @Target({ ElementType.FIELD, ElementType.PARAMETER, ElementType.METHOD }) @Retention(RetentionPolicy.RUNTIME) public @interface FileEnumValue { String message() default "文件业务类型错误"; // 错误信息 Class[] groups() default {}; // 组别 Class[] payload() default {}; // 负载 Class> enumClass(); // 枚举类类型 }