blueflood-core/src/main/java/com/rackspacecloud/blueflood/io/astyanax/ABasicMetricsRW.java
@Override
    public Points<BasicRollup> getDataToRollup(final Locator locator,
                                               RollupType rollupType,
                                               Range range,
                                               String columnFamilyName) throws IOException {

        return AstyanaxReader.getInstance().getDataToRoll( BasicRollup.class,
                locator,
                range,
                CassandraModel.getColumnFamily( columnFamilyName ) );
    }
@Override
    public Points<BasicRollup> getDataToRollup(final Locator locator,
                                               RollupType rollupType,
                                               Range range,
                                               String columnFamilyName) throws IOException {

        return AstyanaxReader.getInstance().getDataToRoll( BasicRollup.class,
                locator,
                range,
                CassandraModel.getColumnFamily( columnFamilyName ) );
    }
Fetches a {@link com.rackspacecloud.blueflood.types.Points} object for a
particular locator and rollupType from the specified column family and
range

@param locator
@param rollupType
@param range
@param columnFamilyName

@return