private byte[] columnNameAsByteArray(String column, CfDef cfDef)
    {
        return TBaseHelper.byteBufferToByteArray(columnNameAsBytes(column, cfDef));
    }
private byte [ ] columnNameAsByteArray ( String column , CfDef cfDef ) { return TBaseHelper . byteBufferToByteArray ( columnNameAsBytes ( column , cfDef ) ) ; }
Converts column name into byte[] according to comparator type
@param column - column name from parser
@param cfDef  - column family from parser
@return bytes[] - into which column name was converted according to comparator type