Package main.Utils

Class FileHandler

java.lang.Object

main.Utils.FileHandler

public class FileHandler
extends Object

Provide methods to read and write file The class does not have any public constructors and should be used as a static utility class.

Since:

2023-4-13

Constructor Summary

Constructors

Constructor	Description
FileHandler()

Method Summary

Modifier and Type	Method	Description
static boolean	findFile(String filePath, String check, int col)	Method to find if target exist in file
static String[]	readFile(String filePath, String check, int col)	Method to read file
static void	writeFile(String filepath, String check, int col, String newString)	Method to write input string to target line

Methods inherited from class java.lang.Object

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

Constructor Details

FileHandler

public FileHandler()

Method Details

readFile

public static String[] readFile(String filePath,
 String check,
 int col)

Method to read file

Parameters:

filePath - file to read

check - input to match against

col - column to check for "check"

Returns:

Returns the line as String[] seperated by comma if match found, else return null

findFile

public static boolean findFile(String filePath,
 String check,
 int col)

Method to find if target exist in file

Parameters:

filePath - file to check

check - target to match for

col - column in csv to find target

Returns:

True if found, else return False

writeFile

public static void writeFile(String filepath,
 String check,
 int col,
 String newString)

Method to write input string to target line

Parameters:

filepath - file to write to

check - target to match against

col - column in csv to find target

newString - new string to be written over target line