fix couponorder export

mallinkService/src/main/java/com/iformall/service/impl/WxCouponOrderServiceImpl.java

@@ -411,6 +411,15 @@ public class WxCouponOrderServiceImpl implements WxCouponOrderService {
     }
     
     private void handleWxCouponOrderBVoQueryParam(WxCouponOrderBVo wxCouponOrder) {
+    	
+    	if(null == wxCouponOrder.getStartDate()) {
+    		wxCouponOrder.setStartDate(DateUtils.getFirstDayForCurrMonth());
+    	}
+    	
+    	if(null == wxCouponOrder.getEndDate()) {
+    		wxCouponOrder.setStartDate(DateUtils.getLastDayForMonth(new Date()));
+    	}
+    	
     	String cuserPhone = StringUtils.trimToNull(wxCouponOrder.getcuserPhone());
         if (null != cuserPhone) {
         	WxCUserBasicInfo basicInfo = wxCUserBasicInfoService.findInfoByPhone(wxCouponOrder, cuserPhone);