public static String constructDBName(String queueName,String shardName){
  return String.format("%s_%s_%s",PINLATER_QUEUE_DB_PREFIX,shardName,queueName);
}

public static String constructDBName ( String queueName , String shardName ) { return String . format ( "%s_%s_%s" , PINLATER_QUEUE_DB_PREFIX , shardName , queueName ) ; }
constructs the mysql database name for a pinlater queue .
