Module DataHandlingModule

Package data.service

Class FileDataService

java.lang.Object

data.service.FileDataService

All Implemented Interfaces:

AttendanceDataService, EmployeeDataService, LeaveBalanceDataService, LeaveDataService, PayrollDataService, UserCredentialsDataService

public class FileDataService
extends Object
implements EmployeeDataService, AttendanceDataService, LeaveBalanceDataService, LeaveDataService, PayrollDataService, UserCredentialsDataService

Class for handling file-based data.

Constructor Summary

Constructors

Constructor	Description
FileDataService()

Method Summary

Modifier and Type	Method	Description
void	addAttendanceRecord(AttendanceRecord attendance)	Adds a new attendance record.
void	addEmployeeCSV(String employeeCSVPath)	Add employee records from a CSV file.
void	addEmployeeRecord(EmployeeRecord employeeRecord)	Add a new employee record.
void	addLeaveBalance(LeaveBalanceRecord leaveBalanceRecord)	Adds a new leave balance record.
void	addLeaveRecord(LeaveRecord leaveRecord)	Adds a new leave record.
void	addPayrollRecord(PayrollRecord payrollRecords)	Adds a new payroll record.
void	addUserCredentials(UserCredentials userCredentials)	Adds user credentials.
List<LeaveRecord>	allLeaveRecords()	Retrieves all leave records.
void	deleteEmployeeRecord(EmployeeRecord selectedEmployee)	Delete an employee record.
void	deleteUserCredentials_ByEmployeeID(String employeeID)	Deletes user credentials by employee ID.
Integer[]	getActive_EmployeesID_List()	Retrieves a list of active employee IDs.
List<EmployeeRecord>	getAll_Active_Employees()	Retrieves a list of all active employees.
List<AttendanceRecord>	getAll_AttendanceRecord_ForPeriod(LocalDate periodStart, LocalDate periodEnd)	Retrieves all attendance records for a specified period.
List<EmployeeRecord>	getAll_Employees()	Retrieves a list of all employees.
List<PayrollRecord>	getAll_Payroll_ByEmployeeID(String employeeID)	Retrieves all payroll records for a specific employee.
List<PayrollRecord>	getAll_PayrollRecords()	Retrieves all payroll records.
List<PayrollRecord>	getAll_PayrollRecords_ForPeriod(LocalDate startDate, LocalDate endDate)	Retrieves all payroll records for a specified period.
List<AttendanceRecord>	getAllAttendance_ByEmployeeID(int employeeID)	Retrieves all attendance records for a specific employee.
List<AttendanceRecord>	getAllAttendanceRecords()	Retrieves all attendance records.
List<LeaveRecord>	getAllLeaveRecords()	Retrieves all leave records.
List<UserCredentials>	getAllUserCredentials()	Retrieves all user credentials.
AttendanceRecord	getAttendanceRecord_ByAttendanceID(String attendanceID)	Retrieves an attendance record by its attendance ID.
AttendanceRecord	getAttendanceRecord_ByEmployeeID(int employeeID)	Retrieves an attendance record by employee ID.
List<EmployeeRecord>	getEmployee_ByDepartment(String department)	Retrieves a list of employee records by department.
Integer[]	getEmployeeID_List()	Retrieves a list of employee IDs.
List<EmployeeRecord>	getEmployeeList_ByPosition(String position)	Retrieves a list of employee records by position.
EmployeeRecord	getEmployeeRecord_ByEmployeeID(int employeeID)	Retrieves an employee record by employee ID.
LeaveBalanceRecord	getLeaveBalance_ByEmployeeID(int employeeID)	Retrieves the leave balance record for a specific employee.
LeaveRecord	getLeaveByLeaveID(String leaveID)	Retrieves a leave record by its leave ID.
List<LeaveRecord>	getLeaveRecords_ByEmployeeID(int employeeID)	Retrieves all leave records for a specific employee.
List<LeaveRecord>	getLeaveRecordsByDate(LocalDate requestDate)	Retrieves all leave records for a specific date.
PayrollRecord	getPayroll_ByEmployeeID(int employeeID)	Retrieves the payroll record for a specific employee.
PayrollRecord	getPayroll_ByPayrollID(String payrollID)	Retrieves a payroll record by its payroll ID.
List<UserCredentials>	getUserCredentials_ByDepartment(String department)	Retrieves user credentials by department.
UserCredentials	getUserCredentials_ByEmployeeID(String employeeID)	Retrieves user credentials by employee ID.
List<UserCredentials>	getUserCredentials_ByPosition(String position)	Retrieves user credentials by position.
List<UserCredentials>	getUserCredentials_ByRole(String role)	Retrieves user credentials by role.
UserCredentials	getUserCredentials_ByUserName(String userName)	Retrieves user credentials by username.
void	updateAttendanceRecord(AttendanceRecord attendance)	Updates an attendance record.
void	updateEmployeeRecord(EmployeeRecord employeeRecord)	Update an existing employee record.
void	updateLeaveBalance(LeaveBalanceRecord leaveBalanceRecord)	Updates the leave balance record.
void	updateLeaveRecord(LeaveRecord leaveRecord)	Updates a leave record.
void	updateUserCredentials(UserCredentials userCredential)	Updates user credentials.

Methods inherited from class java.lang.Object

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

Constructor Details

FileDataService

public FileDataService()

Method Details

getEmployeeRecord_ByEmployeeID

public EmployeeRecord getEmployeeRecord_ByEmployeeID(int employeeID)

Description copied from interface: EmployeeDataService

Retrieves an employee record by employee ID.

Specified by:

getEmployeeRecord_ByEmployeeID in interface EmployeeDataService

Parameters:

employeeID - The ID of the employee.

Returns:

The employee record.

getEmployeeID_List

public Integer[] getEmployeeID_List()

Description copied from interface: EmployeeDataService

Retrieves a list of employee IDs.

Specified by:

getEmployeeID_List in interface EmployeeDataService

Returns:

An array of employee IDs.

getActive_EmployeesID_List

public Integer[] getActive_EmployeesID_List()

Description copied from interface: EmployeeDataService

Retrieves a list of active employee IDs.

Specified by:

getActive_EmployeesID_List in interface EmployeeDataService

Returns:

An array of active employee IDs.

getEmployeeList_ByPosition

public List<EmployeeRecord> getEmployeeList_ByPosition(String position)

Description copied from interface: EmployeeDataService

Retrieves a list of employee records by position.

Specified by:

getEmployeeList_ByPosition in interface EmployeeDataService

Parameters:

position - The position of the employees.

Returns:

A list of employee records.

getEmployee_ByDepartment

public List<EmployeeRecord> getEmployee_ByDepartment(String department)

Description copied from interface: EmployeeDataService

Retrieves a list of employee records by department.

Specified by:

getEmployee_ByDepartment in interface EmployeeDataService

Parameters:

department - The department of the employees.

Returns:

A list of employee records.

getAll_Active_Employees

public List<EmployeeRecord> getAll_Active_Employees()

Description copied from interface: EmployeeDataService

Retrieves a list of all active employees.

Specified by:

getAll_Active_Employees in interface EmployeeDataService

Returns:

A list of active employee records.

getAll_Employees

public List<EmployeeRecord> getAll_Employees()

Description copied from interface: EmployeeDataService

Retrieves a list of all employees.

Specified by:

getAll_Employees in interface EmployeeDataService

Returns:

A list of all employee records.

addEmployeeRecord

public void addEmployeeRecord(EmployeeRecord employeeRecord)

Description copied from interface: EmployeeDataService

Add a new employee record.

Specified by:

addEmployeeRecord in interface EmployeeDataService

Parameters:

employeeRecord - The employee record to add.

updateEmployeeRecord

public void updateEmployeeRecord(EmployeeRecord employeeRecord)

Description copied from interface: EmployeeDataService

Update an existing employee record.

Specified by:

updateEmployeeRecord in interface EmployeeDataService

Parameters:

employeeRecord - The employee record to update.

deleteEmployeeRecord

public void deleteEmployeeRecord(EmployeeRecord selectedEmployee)

Description copied from interface: EmployeeDataService

Delete an employee record.

Specified by:

deleteEmployeeRecord in interface EmployeeDataService

Parameters:

selectedEmployee - The employee record to delete.

addEmployeeCSV

public void addEmployeeCSV(String employeeCSVPath)

Description copied from interface: EmployeeDataService

Add employee records from a CSV file.

Specified by:

addEmployeeCSV in interface EmployeeDataService

Parameters:

employeeCSVPath - The path to the CSV file containing employee records.

getAttendanceRecord_ByAttendanceID

public AttendanceRecord getAttendanceRecord_ByAttendanceID(String attendanceID)

Description copied from interface: AttendanceDataService

Retrieves an attendance record by its attendance ID.

Specified by:

getAttendanceRecord_ByAttendanceID in interface AttendanceDataService

Parameters:

attendanceID - The ID of the attendance record.

Returns:

The attendance record with the specified ID.

getAttendanceRecord_ByEmployeeID

public AttendanceRecord getAttendanceRecord_ByEmployeeID(int employeeID)

Description copied from interface: AttendanceDataService

Retrieves an attendance record by employee ID.

Specified by:

getAttendanceRecord_ByEmployeeID in interface AttendanceDataService

Parameters:

employeeID - The ID of the employee.

Returns:

The attendance record associated with the specified employee.

getAllAttendance_ByEmployeeID

public List<AttendanceRecord> getAllAttendance_ByEmployeeID(int employeeID)

Description copied from interface: AttendanceDataService

Retrieves all attendance records for a specific employee.

Specified by:

getAllAttendance_ByEmployeeID in interface AttendanceDataService

Parameters:

employeeID - The ID of the employee.

Returns:

A list of all attendance records for the specified employee.

getAllAttendanceRecords

public List<AttendanceRecord> getAllAttendanceRecords()

Description copied from interface: AttendanceDataService

Retrieves all attendance records.

Specified by:

getAllAttendanceRecords in interface AttendanceDataService

Returns:

A list of all attendance records.

getAll_AttendanceRecord_ForPeriod

public List<AttendanceRecord> getAll_AttendanceRecord_ForPeriod(LocalDate periodStart,
 LocalDate periodEnd)

Description copied from interface: AttendanceDataService

Retrieves all attendance records for a specified period.

Specified by:

getAll_AttendanceRecord_ForPeriod in interface AttendanceDataService

Parameters:

periodStart - The start date of the period.

periodEnd - The end date of the period.

Returns:

A list of all attendance records within the specified period.

updateAttendanceRecord

public void updateAttendanceRecord(AttendanceRecord attendance)

Description copied from interface: AttendanceDataService

Updates an attendance record.

Specified by:

updateAttendanceRecord in interface AttendanceDataService

Parameters:

attendance - The attendance record to be updated.

addAttendanceRecord

public void addAttendanceRecord(AttendanceRecord attendance)

Description copied from interface: AttendanceDataService

Adds a new attendance record.

Specified by:

addAttendanceRecord in interface AttendanceDataService

Parameters:

attendance - The attendance record to be added.

getLeaveByLeaveID

public LeaveRecord getLeaveByLeaveID(String leaveID)

Description copied from interface: LeaveDataService

Retrieves a leave record by its leave ID.

Specified by:

getLeaveByLeaveID in interface LeaveDataService

Parameters:

leaveID - The ID of the leave record.

Returns:

The leave record with the specified ID.

getLeaveRecords_ByEmployeeID

public List<LeaveRecord> getLeaveRecords_ByEmployeeID(int employeeID)

Description copied from interface: LeaveDataService

Retrieves all leave records for a specific employee.

Specified by:

getLeaveRecords_ByEmployeeID in interface LeaveDataService

Parameters:

employeeID - The ID of the employee.

Returns:

A list of all leave records for the specified employee.

getLeaveRecordsByDate

public List<LeaveRecord> getLeaveRecordsByDate(LocalDate requestDate)

Description copied from interface: LeaveDataService

Retrieves all leave records for a specific date.

Specified by:

getLeaveRecordsByDate in interface LeaveDataService

Parameters:

requestDate - The date for which leave records are requested.

Returns:

A list of all leave records for the specified date.

getAllLeaveRecords

public List<LeaveRecord> getAllLeaveRecords()

Description copied from interface: LeaveDataService

Retrieves all leave records.

Specified by:

getAllLeaveRecords in interface LeaveDataService

Returns:

A list of all leave records.

updateLeaveRecord

public void updateLeaveRecord(LeaveRecord leaveRecord)

Description copied from interface: LeaveDataService

Updates a leave record.

Specified by:

updateLeaveRecord in interface LeaveDataService

Parameters:

leaveRecord - The leave record to be updated.

allLeaveRecords

public List<LeaveRecord> allLeaveRecords()

Description copied from interface: LeaveDataService

Retrieves all leave records.

Specified by:

allLeaveRecords in interface LeaveDataService

Returns:

A list of all leave records.

addLeaveRecord

public void addLeaveRecord(LeaveRecord leaveRecord)

Description copied from interface: LeaveDataService

Adds a new leave record.

Specified by:

addLeaveRecord in interface LeaveDataService

Parameters:

leaveRecord - The leave record to be added.

getLeaveBalance_ByEmployeeID

public LeaveBalanceRecord getLeaveBalance_ByEmployeeID(int employeeID)

Description copied from interface: LeaveBalanceDataService

Retrieves the leave balance record for a specific employee.

Specified by:

getLeaveBalance_ByEmployeeID in interface LeaveBalanceDataService

Parameters:

employeeID - The ID of the employee.

Returns:

The leave balance record associated with the specified employee.

updateLeaveBalance

public void updateLeaveBalance(LeaveBalanceRecord leaveBalanceRecord)

Description copied from interface: LeaveBalanceDataService

Updates the leave balance record.

Specified by:

updateLeaveBalance in interface LeaveBalanceDataService

Parameters:

leaveBalanceRecord - The updated leave balance record.

addLeaveBalance

public void addLeaveBalance(LeaveBalanceRecord leaveBalanceRecord)

Description copied from interface: LeaveBalanceDataService

Adds a new leave balance record.

Specified by:

addLeaveBalance in interface LeaveBalanceDataService

Parameters:

leaveBalanceRecord - The leave balance record to be added.

getPayroll_ByPayrollID

public PayrollRecord getPayroll_ByPayrollID(String payrollID)

Description copied from interface: PayrollDataService

Retrieves a payroll record by its payroll ID.

Specified by:

getPayroll_ByPayrollID in interface PayrollDataService

Parameters:

payrollID - The ID of the payroll record.

Returns:

The payroll record with the specified ID.

getPayroll_ByEmployeeID

public PayrollRecord getPayroll_ByEmployeeID(int employeeID)

Description copied from interface: PayrollDataService

Retrieves the payroll record for a specific employee.

Specified by:

getPayroll_ByEmployeeID in interface PayrollDataService

Parameters:

employeeID - The ID of the employee.

Returns:

The payroll record associated with the specified employee.

getAll_Payroll_ByEmployeeID

public List<PayrollRecord> getAll_Payroll_ByEmployeeID(String employeeID)

Description copied from interface: PayrollDataService

Retrieves all payroll records for a specific employee.

Specified by:

getAll_Payroll_ByEmployeeID in interface PayrollDataService

Parameters:

employeeID - The ID of the employee.

Returns:

A list of all payroll records for the specified employee.

getAll_PayrollRecords_ForPeriod

public List<PayrollRecord> getAll_PayrollRecords_ForPeriod(LocalDate startDate,
 LocalDate endDate)

Description copied from interface: PayrollDataService

Retrieves all payroll records for a specified period.

Specified by:

getAll_PayrollRecords_ForPeriod in interface PayrollDataService

Parameters:

startDate - The start date of the period.

endDate - The end date of the period.

Returns:

A list of all payroll records within the specified period.

getAll_PayrollRecords

public List<PayrollRecord> getAll_PayrollRecords()

Description copied from interface: PayrollDataService

Retrieves all payroll records.

Specified by:

getAll_PayrollRecords in interface PayrollDataService

Returns:

A list of all payroll records.

addPayrollRecord

public void addPayrollRecord(PayrollRecord payrollRecords)

Description copied from interface: PayrollDataService

Adds a new payroll record.

Specified by:

addPayrollRecord in interface PayrollDataService

Parameters:

payrollRecords - The payroll record to be added.

getUserCredentials_ByEmployeeID

public UserCredentials getUserCredentials_ByEmployeeID(String employeeID)

Description copied from interface: UserCredentialsDataService

Retrieves user credentials by employee ID.

Specified by:

getUserCredentials_ByEmployeeID in interface UserCredentialsDataService

Parameters:

employeeID - The ID of the employee.

Returns:

The user credentials associated with the specified employee ID.

getUserCredentials_ByUserName

public UserCredentials getUserCredentials_ByUserName(String userName)

Description copied from interface: UserCredentialsDataService

Retrieves user credentials by username.

Specified by:

getUserCredentials_ByUserName in interface UserCredentialsDataService

Parameters:

userName - The username.

Returns:

The user credentials associated with the specified username.

getUserCredentials_ByRole

public List<UserCredentials> getUserCredentials_ByRole(String role)

Description copied from interface: UserCredentialsDataService

Retrieves user credentials by role.

Specified by:

getUserCredentials_ByRole in interface UserCredentialsDataService

Parameters:

role - The role of the user.

Returns:

A list of user credentials associated with the specified role.

getUserCredentials_ByPosition

public List<UserCredentials> getUserCredentials_ByPosition(String position)

Description copied from interface: UserCredentialsDataService

Retrieves user credentials by position.

Specified by:

getUserCredentials_ByPosition in interface UserCredentialsDataService

Parameters:

position - The position of the user.

Returns:

A list of user credentials associated with the specified position.

getUserCredentials_ByDepartment

public List<UserCredentials> getUserCredentials_ByDepartment(String department)

Description copied from interface: UserCredentialsDataService

Retrieves user credentials by department.

Specified by:

getUserCredentials_ByDepartment in interface UserCredentialsDataService

Parameters:

department - The department of the user.

Returns:

A list of user credentials associated with the specified department.

getAllUserCredentials

public List<UserCredentials> getAllUserCredentials()

Description copied from interface: UserCredentialsDataService

Retrieves all user credentials.

Specified by:

getAllUserCredentials in interface UserCredentialsDataService

Returns:

A list of all user credentials.

updateUserCredentials

public void updateUserCredentials(UserCredentials userCredential)

Description copied from interface: UserCredentialsDataService

Updates user credentials.

Specified by:

updateUserCredentials in interface UserCredentialsDataService

Parameters:

userCredential - The user credentials to be updated.

addUserCredentials

public void addUserCredentials(UserCredentials userCredentials)

Description copied from interface: UserCredentialsDataService

Adds user credentials.

Specified by:

addUserCredentials in interface UserCredentialsDataService

Parameters:

userCredentials - The user credentials to be added.

deleteUserCredentials_ByEmployeeID

public void deleteUserCredentials_ByEmployeeID(String employeeID)

Description copied from interface: UserCredentialsDataService

Deletes user credentials by employee ID.

Specified by:

deleteUserCredentials_ByEmployeeID in interface UserCredentialsDataService

Parameters:

employeeID - The ID of the employee whose credentials are to be deleted.