public String getMaturityDate() {
   if (this.maturityTime != null && "".equals(maturityTime) == false) {
     Date tempDate = new Date(maturityTime.getTime());
     String mydate = DateUtil.getDateString(tempDate, "yyyy-MM-dd");
     return mydate;
   }
   return maturityDate;
 }
 public String getBusinessDate() {
   String mydate = "";
   if (this.businessTime != null && "".equals(businessTime) == false) {
     Date tempDate = new Date(businessTime.getTime());
     mydate = DateUtil.getDateString(tempDate, "yyyy-MM-dd");
   }
   return mydate;
 }