Created Employee Attendance System.java

Employee Attendance System.java

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+import java.util.*;
+import java.text.SimpleDateFormat;
+
+class Employee {
+    private String name;
+    private int id;
+    private List<String> attendance;
+
+    public Employee(int id, String name) {
+        this.id = id;
+        this.name = name;
+        this.attendance = new ArrayList<>();
+    }
+
+    public void markAttendance() {
+        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+        Date date = new Date();
+        attendance.add(dateFormat.format(date));
+    }
+
+    public List<String> getAttendance() {
+        return attendance;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public int getId() {
+        return id;
+    }
+}
+
+public class AttendanceSystem {
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+        List<Employee> employees = new ArrayList<>();
+        int employeeIdCounter = 1;
+
+        while (true) {
+            System.out.println("Employee Attendance System Menu:");
+            System.out.println("1. Add Employee");
+            System.out.println("2. Mark Attendance");
+            System.out.println("3. View Attendance");
+            System.out.println("4. Exit");
+            System.out.print("Select an option (1/2/3/4): ");
+
+            int option = scanner.nextInt();
+
+            switch (option) {
+                case 1:
+                    scanner.nextLine();
+                    System.out.print("Enter the employee's name: ");
+                    String name = scanner.nextLine();
+                    employees.add(new Employee(employeeIdCounter, name));
+                    employeeIdCounter++;
+                    System.out.println("Employee added successfully.");
+                    break;
+                case 2:
+                    System.out.print("Enter employee ID to mark attendance: ");
+                    int employeeId = scanner.nextInt();
+                    Employee employee = findEmployeeById(employees, employeeId);
+                    if (employee != null) {
+                        employee.markAttendance();
+                        System.out.println("Attendance marked for " + employee.getName());
+                    } else {
+                        System.out.println("Employee not found.");
+                    }
+                    break;
+                case 3:
+                    System.out.print("Enter employee ID to view attendance: ");
+                    int idToView = scanner.nextInt();
+                    Employee empToView = findEmployeeById(employees, idToView);
+                    if (empToView != null) {
+                        List<String> attendance = empToView.getAttendance();
+                        if (attendance.isEmpty()) {
+                            System.out.println(empToView.getName() + " has no attendance records.");
+                        } else {
+                            System.out.println("Attendance records for " + empToView.getName() + ":");
+                            for (String record : attendance) {
+                                System.out.println(record);
+                            }
+                        }
+                    } else {
+                        System.out.println("Employee not found.");
+                    }
+                    break;
+                case 4:
+                    System.out.println("Exiting the Attendance System.");
+                    scanner.close();
+                    System.exit(0);
+                default:
+                    System.out.println("Invalid option. Please select 1, 2, 3, or 4.");
+            }
+        }
+    }
+
+    private static Employee findEmployeeById(List<Employee> employees, int id) {
+        for (Employee employee : employees) {
+            if (employee.getId() == id) {
+                return employee;
+            }
+        }
+        return null;
+    }
+}