org.lenskit.eval.traintest

Class DataSetBuilder

java.lang.Object

org.lenskit.eval.traintest.DataSetBuilder

All Implemented Interfaces:

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

public class DataSetBuilder
extends Object
implements org.apache.commons.lang3.builder.Builder<DataSet>

Builder for generic train-test data sets.

See Also:

DataSet

Constructor Summary

Constructors

Constructor and Description
DataSetBuilder()
DataSetBuilder(String name)

Method Summary

Modifier and Type	Method and Description
DataSet	build()
Map<String,Object>	getAttributes()
String	getName()
DataSetBuilder	setAttribute(String name, Object value)
DataSetBuilder	setIsolationGroup(UUID group) Set the group ID for this data set.
DataSetBuilder	setName(String n) Set the data set’s name.
DataSetBuilder	setQuery(StaticDataSource query)
DataSetBuilder	setTest(StaticDataSource ds)
DataSetBuilder	setTrain(StaticDataSource ds)

Methods inherited from class java.lang.Object

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

Constructor Detail

DataSetBuilder

public DataSetBuilder()

DataSetBuilder

public DataSetBuilder(String name)

Method Detail

setName

public DataSetBuilder setName(String n)

Set the data set’s name.

Parameters:

n - The data set’s name.

Returns:

The builder (for chaining)

setTrain

public DataSetBuilder setTrain(StaticDataSource ds)

setQuery

public DataSetBuilder setQuery(StaticDataSource query)

setTest

public DataSetBuilder setTest(StaticDataSource ds)

setIsolationGroup

public DataSetBuilder setIsolationGroup(@Nullable
                                        UUID group)

Set the group ID for this data set. The default is the all-0 UUID.

Parameters:

group - The group ID, or null to reset to the default group.

Returns:

The builder (for chaining).

getName

public String getName()

getAttributes

public Map<String,Object> getAttributes()

setAttribute

public DataSetBuilder setAttribute(String name,
                                   Object value)

build

public DataSet build()

Specified by:

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