diff --git a/src/main/java/com/yunhai/bschclassmanage/controller/api/SchHistoryController.java b/src/main/java/com/yunhai/bschclassmanage/controller/api/SchHistoryController.java
index c891507..b9f7bdb 100644
--- a/src/main/java/com/yunhai/bschclassmanage/controller/api/SchHistoryController.java
+++ b/src/main/java/com/yunhai/bschclassmanage/controller/api/SchHistoryController.java
@@ -8,6 +8,7 @@ import com.yunhai.bschclassmanage.model.vo.SelectIntVO;
 import com.yunhai.bschclassmanage.service.IBaseSchsystemGradeService;
 import com.yunhai.bschclassmanage.service.IStudentClassHistoryService;
 import com.yunhai.bschclassmanage.utils.UserContext;
+import com.yunhai.platform.utils.exception.DException;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
@@ -24,25 +25,37 @@ public class SchHistoryController {
     private IStudentClassHistoryService studentClassHistoryService;  // 使用接口
 
     @GetMapping("getClass")
-    public HistorySchClassVO GetClassFirst(int classId) {
+    public HistorySchClassVO GetClassFirst(Integer classId) {
+        if (classId == null || classId <= 0) {
+            throw new DException("班级ID不允许为空");
+        }
         return studentClassHistoryService.GetClassFirst(UserContext.getSchId(),classId);
     }
 
     //获取历史学生信息（逐年倒序）
     @GetMapping("getHistoryClassStudent")
-    public List<HistorySchStudentVO> getHistoryClassStudent(int classId) {
+    public List<HistorySchStudentVO> getHistoryClassStudent(Integer classId) {
+        if (classId == null || classId <= 0) {
+            throw new DException("班级ID不允许为空");
+        }
         return studentClassHistoryService.getHistoryClassStudent(UserContext.getSchId(),classId);
     }
 
     //获取历史任教信息
     @GetMapping("getHistoryClassTeach")
-    public List<HistoryClassTeachVO> getHistoryClassTeach(int classId) {
+    public List<HistoryClassTeachVO> getHistoryClassTeach(Integer classId) {
+        if (classId == null || classId <= 0) {
+            throw new DException("班级ID不允许为空");
+        }
         return studentClassHistoryService.getHistoryClassTeach(UserContext.getSchId(),classId);
     }
 
     //通过学生stuId获取历史任教信息
     @GetMapping("getHistoryClassTeachByStuId")
-    public Map<String, Object> getHistoryClassTeachByStuId(int stuId) {
+    public Map<String, Object> getHistoryClassTeachByStuId(Integer stuId) {
+        if (stuId == null || stuId <= 0) {
+            throw new DException("学生ID不允许为空");
+        }
         return studentClassHistoryService.getHistoryClassTeachByStuId(UserContext.getSchId(),stuId);
     }
 
diff --git a/src/main/java/com/yunhai/bschclassmanage/service/impl/StudentClassHistoryService.java b/src/main/java/com/yunhai/bschclassmanage/service/impl/StudentClassHistoryService.java
index 371e4ec..a1182a7 100644
--- a/src/main/java/com/yunhai/bschclassmanage/service/impl/StudentClassHistoryService.java
+++ b/src/main/java/com/yunhai/bschclassmanage/service/impl/StudentClassHistoryService.java
@@ -96,6 +96,9 @@ public class StudentClassHistoryService implements IStudentClassHistoryService {
 
 
     public HistorySchClassVO GetClassFirst(Integer schId,Integer classId) {
+        if (classId == null || classId <= 0) {
+            throw new DException("班级ID不允许为空");
+        }
         Integer schType=schBinSchsystemService.getSchType(schId);
         Integer gradeId=null;
         Optional<SchClass> classInfo= schClassService.getSchAllClassCacheFilter(schId,gradeId,classId).stream().findFirst();