code: public CFMetaData getCFMetaData(UUID cfId)
      {
          Pair<String,String> cf = getCF(cfId);
          return (cf == null) ? null : getCFMetaData(cf.left, cf.right);
      }
docs: Get ColumnFamily metadata by its identifier
  
  @param cfId The ColumnFamily identifier
  
  @return metadata about ColumnFamily