docs: public void setControlValue(Object objValue)
      {
          try   {
              if (!(this.getConverter() instanceof FieldInfo))
                  objValue = null;
              if (objValue instanceof String)
                  objValue = ((FieldInfo)this.getConverter()).stringToDate((String)objValue);
          } catch (Exception ex)  {
              objValue = null;
          }
          this.setTargetDate((Date)objValue);
      }