org.grouplens.lenskit.data.source

Class PackedDataSourceBuilder

java.lang.Object

org.grouplens.lenskit.data.source.PackedDataSourceBuilder

All Implemented Interfaces:

org.apache.commons.lang3.builder.Builder<PackedDataSource>

public class PackedDataSourceBuilder
extends Object
implements org.apache.commons.lang3.builder.Builder<PackedDataSource>

Builder for PackedDataSources.

Constructor Summary

Constructors

Constructor and Description
PackedDataSourceBuilder()
PackedDataSourceBuilder(File f)
PackedDataSourceBuilder(String name)

Method Summary

Modifier and Type	Method and Description
PackedDataSource	build()
PreferenceDomain	getDomain()
File	getFile() Get the input file.
String	getName()
PackedDataSourceBuilder	setDomain(PreferenceDomain dom) Set the preference domain for the data source.
PackedDataSourceBuilder	setFile(File f) Set the input file.
PackedDataSourceBuilder	setFile(String fn) Set the input file by name.
PackedDataSourceBuilder	setName(String n) Set the data source name.

Methods inherited from class java.lang.Object

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

Constructor Detail

PackedDataSourceBuilder

public PackedDataSourceBuilder()

PackedDataSourceBuilder

public PackedDataSourceBuilder(String name)

PackedDataSourceBuilder

public PackedDataSourceBuilder(File f)

Method Detail

setName

public PackedDataSourceBuilder setName(String n)

Set the data source name. If unspecified, a name is derived from the file.

Parameters:

n - The name of the data source.

See Also:

setFile(File)

getName

@Nonnull
public String getName()

getFile

public File getFile()

Get the input file.

Returns:

The input file for the builder.

setFile

public PackedDataSourceBuilder setFile(File f)

Set the input file. If unspecified, the name (see setName(String)) is used as the file name.

Parameters:

f - The file to read ratings from.

setFile

public PackedDataSourceBuilder setFile(String fn)

Set the input file by name.

Parameters:

fn - The input file name.

Returns:

The builder (for chaining).

getDomain

public PreferenceDomain getDomain()

setDomain

public PackedDataSourceBuilder setDomain(PreferenceDomain dom)

Set the preference domain for the data source.

Parameters:

dom - The preference domain.

Returns:

The command (for chaining).

build

public PackedDataSource build()

Specified by:

build in interface org.apache.commons.lang3.builder.Builder<PackedDataSource>