大中型取报告号优化

service/src/main/java/com/dayou/service/impl/BusinessNumberServiceImpl.java

@@ -42,7 +42,7 @@ public class BusinessNumberServiceImpl extends ServiceImpl<BusinessNumberMapper,
     private static DecimalFormat zero2 = new DecimalFormat("00");
 
     @Override
-    public String takeMainNumber(TakeNumberDTO taskRecordDTO) {
+    public synchronized String takeMainNumber(TakeNumberDTO taskRecordDTO) {
         TakeNumberEnum takeType = taskRecordDTO.getTakeType();
         MainBusinessEnum businessType = taskRecordDTO.getBusinessType();
         Integer year = taskRecordDTO.getYear();