修复批量导入空数据导致导入不成功的bug

tz/competition/competition-service/src/main/java/com/tz/platform/competitiion/pc/biz/TeamMemberImportBiz.java

@@ -82,6 +82,7 @@ public class TeamMemberImportBiz {
             String className = StringUtils.trimAllWhitespace(team.getClassName());
             String province =StringUtils.trimAllWhitespace(team.getProvince());
             String level = StringUtils.trimAllWhitespace(team.getLevel());
+            if(team.getStudentNo() == null ) {continue;}
             String studentNo = StringUtils.trimAllWhitespace(dealStudentNo(team.getStudentNo()));
             boolean exsit = false;
             MemberImport memberImport = neesSave.stream().filter(memberImport1 -> memberImport1.getStudentNo().equals(studentNo)).findFirst().orElse(null);
@@ -205,7 +206,9 @@ public class TeamMemberImportBiz {
 
 
     public  String filter(String str) {
-
+        if(str == null){
+            return "";
+        }
         if(str.trim().isEmpty()){
             return str;
         }
@@ -219,9 +222,6 @@ public class TeamMemberImportBiz {
 
 
     private String dealStudentNo(String  studentNo){
-        if(studentNo==null){
-            return "";
-        }
         studentNo =studentNo.trim();
         if(studentNo.contains("'")){
             studentNo = studentNo.replace("'","");