org.grouplens.lenskit.eval.data

Class CSVDataSource

java.lang.Object

org.grouplens.lenskit.eval.data.AbstractDataSource

org.grouplens.lenskit.eval.data.CSVDataSource

All Implemented Interfaces:

DataSource

public class CSVDataSource
extends AbstractDataSource

Data source backed by a CSV file. Use CSVDataSourceBuilder to configure and build one of these, or the csvfile command in an eval script.

See Also:

CSVDataSourceBuilder

Field Summary

Fields inherited from class org.grouplens.lenskit.eval.data.AbstractDataSource

logger

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	getDelimiter()
EventDAO	getEventDAO() Get an event DAO for this data source.
java.io.File	getFile()
java.lang.String	getName() Get the data source name.
PreferenceDomain	getPreferenceDomain() Get the preference domain of this data source.
long	lastModified()
java.lang.String	toString()

Methods inherited from class org.grouplens.lenskit.eval.data.AbstractDataSource

getConfiguration, getItemDAO, getItemEventDAO, getUserDAO, getUserEventDAO

Methods inherited from class java.lang.Object

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

Method Detail

getName

public java.lang.String getName()

Description copied from interface: DataSource

Get the data source name.

Returns:

The data sources's name.

getFile

public java.io.File getFile()

getDelimiter

public java.lang.String getDelimiter()

getPreferenceDomain

public PreferenceDomain getPreferenceDomain()

Description copied from interface: DataSource

Get the preference domain of this data source.

Returns:

The data source preference domain.

lastModified

public long lastModified()

getEventDAO

public EventDAO getEventDAO()

Description copied from interface: DataSource

Get an event DAO for this data source.

Returns:

A DAO factory backed by this data source.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object