fix date

examcloud-core-oe-admin-service/src/main/java/cn/com/qmth/examcloud/core/oe/admin/service/bean/examaudit/ExamAuditInfo.java

@@ -221,17 +221,17 @@ public class ExamAuditInfo implements JsonSerializable {
     /**
      * 开考时间
      */
-    private String paperStartTime;
+    private Date paperStartTime;
 
     /**
      * 交卷时间
      */
-    private String paperSubmitTime;
+    private Date paperSubmitTime;
 
     /**
      * 审核时间
      */
-    private String paperAuditTime;
+    private Date paperAuditTime;
 
     /**
      * Ip
@@ -555,27 +555,27 @@ public class ExamAuditInfo implements JsonSerializable {
         this.objectiveScore = objectiveScore;
     }
 
-    public String getPaperStartTime() {
+    public Date getPaperStartTime() {
         return paperStartTime;
     }
 
-    public void setPaperStartTime(String paperStartTime) {
+    public void setPaperStartTime(Date paperStartTime) {
         this.paperStartTime = paperStartTime;
     }
 
-    public String getPaperSubmitTime() {
+    public Date getPaperSubmitTime() {
         return paperSubmitTime;
     }
 
-    public void setPaperSubmitTime(String paperSubmitTime) {
+    public void setPaperSubmitTime(Date paperSubmitTime) {
         this.paperSubmitTime = paperSubmitTime;
     }
 
-    public String getPaperAuditTime() {
+    public Date getPaperAuditTime() {
         return paperAuditTime;
     }
 
-    public void setPaperAuditTime(String paperAuditTime) {
+    public void setPaperAuditTime(Date paperAuditTime) {
         this.paperAuditTime = paperAuditTime;
     }