Package no.ntnu.idatt1002.demo.data.budget

Class FileHandlingBudgetArchive

java.lang.Object

no.ntnu.idatt1002.demo.data.budget.FileHandlingBudgetArchive

public class FileHandlingBudgetArchive
extends Object

Class that handles the reading and writing to the budget archive file, which contains all existing budget projects. New budgets are added to the archive through this class.

Since:

19.04.2023

Author:

Harry Linrui Xu

Constructor Summary

Constructors

Constructor	Description
FileHandlingBudgetArchive()

Method Summary

Modifier and Type	Method	Description
static boolean	isBudgetRegisterEmpty(String fileDestination)	Checks if the budget register in the archive contains any budget names.
static BudgetRegister	readBudgetArchive(String fileDestination)	Method for reading the budget register from the archive.
static void	writeBudgetRegisterToArchive(BudgetRegister budgetNames, String fileDestination)	Method for writing (adding) a budget register to the archive.

Methods inherited from class java.lang.Object

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

Constructor Details

FileHandlingBudgetArchive

public FileHandlingBudgetArchive()

Method Details

writeBudgetRegisterToArchive

public static void writeBudgetRegisterToArchive(BudgetRegister budgetNames,
 String fileDestination)
                                         throws IOException

Method for writing (adding) a budget register to the archive.

Parameters:

budgetNames - The budget register.

fileDestination - The file destination in resources.

Throws:

IOException - if an input or output exception occurred.

isBudgetRegisterEmpty

public static boolean isBudgetRegisterEmpty(String fileDestination)
                                     throws IOException

Checks if the budget register in the archive contains any budget names. In other words, if it is empty.

Parameters:

fileDestination - The file destination in resources.

Returns:

True, if only "null" is read. Else, returns false.

Throws:

IOException - if an input or output exception occurred.

readBudgetArchive

public static BudgetRegister readBudgetArchive(String fileDestination)
                                        throws IOException

Method for reading the budget register from the archive.

Parameters:

fileDestination - The file destination in resources.

Returns:

The budget register that is read from file.

Throws:

IOException - if an input or output exception occurred.