org.grouplens.lenskit.eval.data

Class RatingWriters

java.lang.Object

org.grouplens.lenskit.eval.data.RatingWriters

public final class RatingWriters
extends Object

Method Summary

Modifier and Type	Method and Description
static RatingWriter	csv(File file) Write ratings to a CSV file.
static RatingWriter	csv(File file, boolean ts) Write ratings to a CSV file.
static RatingWriter	packed(File file, BinaryFormatFlag... flags) Write ratings to a packed file.
static RatingWriter	packed(File file, EnumSet<BinaryFormatFlag> flags) Write ratings to a packed file.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

csv

public static RatingWriter csv(File file)
                        throws IOException

Write ratings to a CSV file.

Parameters:

file - The file to write to.

Returns:

The rating writer.

Throws:

IOException - if there is an error opening the file.

csv

public static RatingWriter csv(File file,
                               boolean ts)
                        throws IOException

Write ratings to a CSV file.

Parameters:

file - The file to write to.

ts - Whether or not to include timestamps.

Returns:

The rating writer.

Throws:

IOException - if there is an error opening the file.

packed

public static RatingWriter packed(File file,
                                  BinaryFormatFlag... flags)
                           throws IOException

Write ratings to a packed file.

Parameters:

file - The file to write to.

Returns:

The rating writer.

Throws:

IOException - if there is an error opening the file.

packed

public static RatingWriter packed(File file,
                                  EnumSet<BinaryFormatFlag> flags)
                           throws IOException

Write ratings to a packed file.

Parameters:

file - The file to write to.

Returns:

The rating writer.

Throws:

IOException - if there is an error opening the file.