code: private boolean isLoadTimeValid(final String loadTimeParam) {
  		return !StringUtils.isEmpty(loadTimeParam) && isLong(loadTimeParam) && Long.valueOf(loadTimeParam) > 0;
  	}
docs: Validate given load time request parameter.
  
  @param loadTimeParam string representation of load time
  @return {@code true} if given load time string is numeric value and greater than 0, otherwise - {@code false}