'commit'

src/main/java/com/dsideal/FengHuang/Exam/Controller/ExamController.java

@@ -97,10 +97,16 @@ public class ExamController extends Controller {
     @Before({POST.class})
     public void save(int order_id, String reply) {
         String person_id = getCookie("person_id");
-        em.save(person_id, order_id, reply);
-        Kv kv = Kv.by("success", true);
-        kv.put("message", "保存成功！");
-        renderJson(kv);
+        int result = em.save(person_id, order_id, reply);
+        if (result == 1) {
+            Kv kv = Kv.by("success", false);
+            kv.put("message", "交卷后不能再保存数据！");
+            renderJson(kv);
+        } else {
+            Kv kv = Kv.by("success", true);
+            kv.put("message", "保存成功！");
+            renderJson(kv);
+        }
     }
 
     /**

src/main/java/com/dsideal/FengHuang/Exam/Model/ExamModel.java

@@ -112,11 +112,12 @@ public class ExamModel {
      * @param order_id
      * @param reply
      */
-    public void save(String person_id, int order_id, String reply) {
-        if (HaveJiaoJuan(person_id) != 0) return;
+    public int save(String person_id, int order_id, String reply) {
+        if (HaveJiaoJuan(person_id) != 0) return -1;
         if (StrKit.isBlank(reply)) reply = null;
         String sql = "update t_exam_record set reply=?,update_time=now() where person_id=? and order_id=?";
         Db.update(sql, reply, person_id, order_id);
+        return 1;
     }
 
     /**