code: private IValue makeValue(String value, boolean ipAddress) throws FilterException {
          if (ipAddress)
              return new ValueAddressRange(value);
          return new ValueString(value);
      }
docs: Helper to make the value for the condition. It's either a IP address (ValueAddressRange) or a
  string (ValueString).
  
  @param value
  @param ipAddress
  @return
  @throws FilterException