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src/main/java/com/nbport/zgwl/dto/BasePageDto.java

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+package com.nbport.zgwl.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class BasePageDto implements Serializable {
+
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    private Long pageNo = 1L;
+
+    private Long pageSize = 15L;
+
+    private Sorter sorter;
+
+    @Data
+    @AllArgsConstructor
+    @NoArgsConstructor
+    @Builder
+    public static class Sorter implements Serializable {
+
+        @Serial
+        private static final long serialVersionUID = 1L;
+
+        public static final String ASC = "asc";
+
+        public static final String DESC = "desc";
+
+        private String field;
+
+        @Builder.Default
+        private String order = ASC;
+    }
+}

src/main/java/com/nbport/zgwl/dto/StudentQueryDto.java

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+package com.nbport.zgwl.dto;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class StudentQueryDto extends BasePageDto implements Serializable {
+
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    private String studentNo;
+
+    private String studentName;
+
+    private String gender;
+}

src/main/java/com/nbport/zgwl/dto/StudentSaveDto.java

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+package com.nbport.zgwl.dto;
+
+import jakarta.validation.constraints.Max;
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import lombok.Data;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+@Data
+public class StudentSaveDto implements Serializable {
+
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    private Long id;
+
+    @NotBlank(message = "学号不能为空")
+    private String studentNo;
+
+    @NotBlank(message = "姓名不能为空")
+    private String studentName;
+
+    @NotBlank(message = "性别不能为空")
+    private String gender;
+
+    @NotNull(message = "年龄不能为空")
+    @Min(value = 1, message = "年龄不能小于 1")
+    @Max(value = 120, message = "年龄不能大于 120")
+    private Integer age;
+
+    private String phone;
+
+    private String address;
+}