Module es.upm.fi.cig.multictbnc

Package es.upm.fi.cig.multictbnc.data.reader

Class MultipleCSVReader

java.lang.Object

es.upm.fi.cig.multictbnc.data.reader.AbstractCSVReader

es.upm.fi.cig.multictbnc.data.reader.MultipleCSVReader

All Implemented Interfaces:

DatasetReader

public class MultipleCSVReader
extends AbstractCSVReader

Provides the logic to read separate CSV files. It is possible to find time series data where the sequences are stored in separate CSV files.

Constructor Summary

Constructors

Constructor	Description
MultipleCSVReader(String datasetFolder)	Constructs a MultipleCSVReader that extracts all the CSV files from the specified folder.

Method Summary

Modifier and Type	Method	Description
Dataset	readDataset()	Returns a dataset.
Dataset	readDataset(int numFiles)	Creates a dataset using only the specified number of files.

Methods inherited from class es.upm.fi.cig.multictbnc.data.reader.AbstractCSVReader

extractVariableNames, getNameClassVariables, getNameFeatureVariables, getNameTimeVariable, getNameVariables, isDatasetOutdated, readCSV, removeZeroVarianceVariables, setDatasetAsOutdated, setTimeAndClassVariables, setTimeAndFeatureVariables, setTimeVariable, setVariables

Methods inherited from class java.lang.Object

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

Constructor Details

MultipleCSVReader

public MultipleCSVReader(String datasetFolder)
                  throws FileNotFoundException,
UnreadDatasetException

Constructs a MultipleCSVReader that extracts all the CSV files from the specified folder.

Parameters:

datasetFolder - folder path where the CSV files are stored

Throws:

FileNotFoundException - if the CSV files were not found

UnreadDatasetException - if the provided dataset could not be read

Method Details

readDataset

public Dataset readDataset()
                    throws UnreadDatasetException

Description copied from interface: DatasetReader

Returns a dataset.

Returns:

a Dataset

Throws:

UnreadDatasetException - if the provided dataset could not be read

readDataset

public Dataset readDataset(int numFiles)
                    throws UnreadDatasetException

Description copied from interface: DatasetReader

Creates a dataset using only the specified number of files. This method allows reading datasets using batches.

Specified by:

readDataset in interface DatasetReader

Overrides:

readDataset in class AbstractCSVReader

Parameters:

numFiles - number of files

Returns:

a Dataset

Throws:

UnreadDatasetException - thrown if the dataset could not be read