Module EmployeeManagementModule

Package employee.manager

Class EmployeeManager

java.lang.Object

employee.manager.EmployeeManager

All Implemented Interfaces:

EmployeeManagement

public class EmployeeManager
extends Object
implements EmployeeManagement

Manages employee-related operations. This class provides methods for adding, updating, and terminating employee records, retrieving employee records, and retrieving employee IDs and lists. Utilizes interfaces EmployeeDataService and EmployeeManagement for data access and management.

Available methods:

• addEmployee(EmployeeRecord)
• updateEmployee(EmployeeRecord)
• terminateEmployee(EmployeeRecord)
• getEmployeeRecord(int)
• getEmployeeList()
• getEmployeeIDList()
• getActiveEmployeeList()
• getAddedEmployeeNumber(String)
• addEmployee_CSV(String)

Constructor Summary

Constructors

Constructor	Description
EmployeeManager(EmployeeDataService employeeDataService)	Constructs an EmployeeManager object with the specified EmployeeDataService.

Method Summary

Modifier and Type	Method	Description
void	addEmployee(EmployeeRecord newRecord)	Adds a new employee record.
void	addEmployee_CSV(String employeeCSVPath)	Adds employees from a CSV file.
List<EmployeeRecord>	getActiveEmployeeList()	Retrieves a list of active employee records.
int	getAddedEmployeeNumber(String filePath)	Retrieves the number of added employees from a CSV file.
List<Integer>	getEmployeeIDList()	Retrieves a list of employee IDs.
List<EmployeeRecord>	getEmployeeList()	Retrieves a list of all employee records.
EmployeeRecord	getEmployeeRecord(int employeeID)	Retrieves an employee record by its ID.
void	terminateEmployee(EmployeeRecord selectedEmployee)	Terminates an employee.
void	updateEmployee(EmployeeRecord updatedRecord)	Updates an existing employee record.

Methods inherited from class java.lang.Object

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

Constructor Details

EmployeeManager

public EmployeeManager(EmployeeDataService employeeDataService)

Constructs an EmployeeManager object with the specified EmployeeDataService.

Parameters:

employeeDataService - the data service for employee records

Method Details

addEmployee

public void addEmployee(EmployeeRecord newRecord)
                 throws EmployeeRecordsException

Adds a new employee record.

Specified by:

addEmployee in interface EmployeeManagement

Parameters:

newRecord - the new employee record to add

Throws:

EmployeeRecordsException - if an error occurs while adding the employee record

updateEmployee

public void updateEmployee(EmployeeRecord updatedRecord)
                    throws EmployeeRecordsException

Updates an existing employee record.

Specified by:

updateEmployee in interface EmployeeManagement

Parameters:

updatedRecord - the updated employee record

Throws:

EmployeeRecordsException - if an error occurs while updating the employee record

terminateEmployee

public void terminateEmployee(EmployeeRecord selectedEmployee)
                       throws EmployeeRecordsException

Terminates an employee.

Specified by:

terminateEmployee in interface EmployeeManagement

Parameters:

selectedEmployee - the employee record to terminate

Throws:

EmployeeRecordsException - if an error occurs while terminating the employee

getEmployeeRecord

public EmployeeRecord getEmployeeRecord(int employeeID)

Retrieves an employee record by its ID.

Specified by:

getEmployeeRecord in interface EmployeeManagement

Parameters:

employeeID - the ID of the employee

Returns:

the employee record

getEmployeeList

public List<EmployeeRecord> getEmployeeList()

Retrieves a list of all employee records.

Specified by:

getEmployeeList in interface EmployeeManagement

Returns:

a list of employee records

getEmployeeIDList

public List<Integer> getEmployeeIDList()

Retrieves a list of employee IDs.

Specified by:

getEmployeeIDList in interface EmployeeManagement

Returns:

a list of employee IDs

getActiveEmployeeList

public List<EmployeeRecord> getActiveEmployeeList()

Retrieves a list of active employee records.

Specified by:

getActiveEmployeeList in interface EmployeeManagement

Returns:

a list of active employee records

getAddedEmployeeNumber

public int getAddedEmployeeNumber(String filePath)

Retrieves the number of added employees from a CSV file.

Specified by:

getAddedEmployeeNumber in interface EmployeeManagement

Parameters:

filePath - the path to the CSV file

Returns:

the number of added employees

addEmployee_CSV

public void addEmployee_CSV(String employeeCSVPath)

Adds employees from a CSV file.

Specified by:

addEmployee_CSV in interface EmployeeManagement

Parameters:

employeeCSVPath - the path to the CSV file containing employee data