PamUtils

Class TxtFileUtils

java.lang.Object

PamUtils.TxtFileUtils

public class TxtFileUtils
extends java.lang.Object

A series of classes to load and import data stored in text files (includes .csv files)

Author:

Jamie Macaulay

Constructor Summary

Constructors

Constructor and Description
TxtFileUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static java.util.ArrayList<java.util.ArrayList<java.lang.Double>>	importCSVData(java.lang.String filename) Load data from a .csv file into a 2D ArrayList.
static java.util.ArrayList<java.util.ArrayList<java.lang.Double>>	importTxtData(java.lang.String filename, java.lang.String delimeter) Load data from a text file into a 2D ArrayList.
static java.util.ArrayList<java.util.ArrayList<java.lang.String>>	importTxtDataToString(java.lang.String filename, java.lang.String delimeter) Load data from a text file into a 2D ArrayList.
static java.util.Collection<java.lang.String>	importTxtToCollection(java.lang.String filename) Import text data into an array of strings.
static void	printData(java.util.ArrayList<java.util.ArrayList<java.lang.String>> data) Print out data.

Methods inherited from class java.lang.Object

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

Constructor Detail

TxtFileUtils

public TxtFileUtils()

Method Detail

importCSVData

public static java.util.ArrayList<java.util.ArrayList<java.lang.Double>> importCSVData(java.lang.String filename)

Load data from a .csv file into a 2D ArrayList.

Parameters:

filename -

Returns:

a 2D array of values.

importTxtData

public static java.util.ArrayList<java.util.ArrayList<java.lang.Double>> importTxtData(java.lang.String filename,
                                                                       java.lang.String delimeter)

Load data from a text file into a 2D ArrayList. Elements will be separated based on the delimiter string input.

Parameters:

filename- - file path to import.

delimeter- - separate elements in the file using the delimiter. e.g. \\t for tab, \\s+ for space, , for .csv.

Returns:

2D ArrayList of rows and columns defined by delimiter.

importTxtToCollection

public static java.util.Collection<java.lang.String> importTxtToCollection(java.lang.String filename)

Import text data into an array of strings.

Parameters:

filename- - file path of file to import.

importTxtDataToString

public static java.util.ArrayList<java.util.ArrayList<java.lang.String>> importTxtDataToString(java.lang.String filename,
                                                                               java.lang.String delimeter)

Load data from a text file into a 2D ArrayList. Elements will be separated based on the delimiter string input.

Parameters:

filename- - file path to import.

delimeter- - separate elements in the file using the delimiter.

Returns:

2D ArrayList of rows and columns defined by delimiter.

printData

public static void printData(java.util.ArrayList<java.util.ArrayList<java.lang.String>> data)

Print out data.

Parameters:

data -