private boolean isDbConfigurationPresent(){
  return StringUtils.isNotBlank(selectColumn) && StringUtils.isNotBlank(tableName);
}

private boolean isDbConfigurationPresent ( ) { return StringUtils . isNotBlank ( selectColumn ) && StringUtils . isNotBlank ( tableName ) ; }
returns whether the database configuration is present or not ( i . e . the select column and the tablename have both been specified ) .
