ses

Class ReaderHelper

java.lang.Object

ses.ReaderHelper

public class ReaderHelper
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
ReaderHelper()

Method Summary

Methods

Modifier and Type	Method and Description
static java.util.HashMap<java.lang.String,java.lang.Double>	createMap(double[] data, int nrAtt, java.lang.String theFileName)
static double[]	extractSingleParticipantData(int partNr, int attributeNr, double[][] inputMatrix) extracts a sinlge participant from a data structure with all participants
static java.util.ArrayList<java.lang.Double>	getRates(java.lang.String fileName)
static double[][]	readAllData(java.lang.String fileName) reads and csv file containing all participant data.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReaderHelper

public ReaderHelper()

Method Detail

readAllData

public static double[][] readAllData(java.lang.String fileName)
                              throws java.io.IOException

reads and csv file containing all participant data. Csv file can have and nr of rows and columns

Returns:

a double [][] with participant data in matrix form

Throws:

java.io.IOException

extractSingleParticipantData

public static double[] extractSingleParticipantData(int partNr,
                                    int attributeNr,
                                    double[][] inputMatrix)

extracts a sinlge participant from a data structure with all participants

Parameters:

partNr - running participant id

attributeNr - nr of attributes

inputMatrix - double [][] with all participants in matrix form

Returns:

a single double [] with data on one participant

createMap

public static java.util.HashMap<java.lang.String,java.lang.Double> createMap(double[] data,
                                                             int nrAtt,
                                                             java.lang.String theFileName)
                                                                      throws java.io.IOException

Parameters:

data - an array for the data of one Participant

nrAtt - the number of attributes per participant

Returns:

a Hashmap with attribute names for the data of the participant

Throws:

java.io.IOException

getRates

public static java.util.ArrayList<java.lang.Double> getRates(java.lang.String fileName)
                                                      throws java.io.IOException

Throws:

java.io.IOException