no message

-package com.lego.common.annotation;
+package com.lego.core.annotation;
 
 /**
  * @author chentao
  * @date 2025/4/23
  */
 
+import com.lego.core.annotation.AtLeastOneNonNullValidator;
+
 import javax.validation.Constraint;
 import javax.validation.Payload;
 import java.lang.annotation.ElementType;
@@ -15,7 +17,7 @@ import java.lang.annotation.Target;
 @Target({ElementType.TYPE})
 @Retention(RetentionPolicy.RUNTIME)
 public @interface AtLeastOneNonNull {
-    String message() default "At least one field must be non-null";
+    String message() default "2D和3D不能都为空";
     Class<?>[] groups() default {};
     Class<? extends Payload>[] payload() default {};
     String[] fields(); // 指定需要校验的字段名数组

-package com.lego.common.annotation;
+package com.lego.core.annotation;
 
 import com.lego.common.utils.StringUtils;
+import com.lego.core.domin.bo.CourseBo;
 
 import javax.validation.ConstraintValidator;
 import javax.validation.ConstraintValidatorContext;
-import java.lang.reflect.Field;
 import java.util.Arrays;
 import java.util.List;
-import java.util.Objects;
 
 /**
  * @author chentao
  * @date 2025/4/23
  */
-public class AtLeastOneNonNullValidator implements ConstraintValidator<AtLeastOneNonNull, Object> {
+public class AtLeastOneNonNullValidator implements ConstraintValidator<AtLeastOneNonNull, CourseBo> {
     private List<String> fields;
 
     @Override
@@ -22,27 +21,7 @@ public class AtLeastOneNonNullValidator implements ConstraintValidator<AtLeastOn
     }
 
     @Override
-    public boolean isValid(Object object, ConstraintValidatorContext context) {
-        if (object == null) {
-            return false; // 如果对象本身为null，则不满足条件
-        }
-        for (String fieldName : fields) {
-            try {
-                Field field = object.getClass().getDeclaredField(fieldName);
-                field.setAccessible(true); // 设置私有字段可访问，以便读取值
-                if (Objects.nonNull(field.get(object))) { // 检查字段是否非空
-                    String value = String.valueOf(field.get(object));
-                    System.out.println(field.getName()+"============"+value+"!");
-                    if(StringUtils.isNotEmpty(value) && !"null".equals(value)) {
-                        System.out.println(field.getName() + "============" + field.get(object) + "&");
-                        return true; // 如果至少一个字段非空，返回true
-                    }
-                }
-            } catch (NoSuchFieldException | IllegalAccessException e) {
-                // 处理异常，例如记录日志等
-                return false; // 出现异常时，保守起见返回false，实际中应更细致处理异常情况
-            }
-        }
-        return false; // 所有指定字段均为空或出现异常，返回false
+    public boolean isValid(CourseBo object, ConstraintValidatorContext context) {
+        return object != null && (StringUtils.isNotBlank(object.getTwoDimensionalOssId()) || StringUtils.isNotBlank(object.getThreeDimensionalOssId()));
     }
 }

 package com.lego.core.domin.bo;
 
-import com.lego.common.annotation.AtLeastOneNonNull;
+import com.lego.core.annotation.AtLeastOneNonNull;
 import lombok.Data;
 
 import javax.validation.constraints.NotBlank;