MIT-Curricular/OOP/Java/Assignments/FISAC/Q4.java

49 lines
1.9 KiB
Java

import java.util.*;
class Employee {
String empName, empCode;
int leaveBalance[] = {13, 12, 10};
Employee(String name, String code) { empName = name; empCode = code; }
}
class EmployeeNotFound extends Exception { EmployeeNotFound(String s) { super(s); } }
class NoLeaves extends Exception { NoLeaves(String s) { super(s); } }
public class LeaveManagement {
static List<Employee> employees = Collections.synchronizedList(new ArrayList<>());
public static void main(String[] args) {
Thread t1 = new Thread(() -> {
employees.add(new Employee("Alice", "E1"));
employees.add(new Employee("Bob", "E2"));
employees.add(new Employee("Charlie", "E3"));
employees.add(new Employee("David", "E4"));
employees.add(new Employee("Eve", "E5"));
});
Thread t2 = new Thread(() -> {
try {
Scanner sc = new Scanner(System.in);
String code = sc.next(), type = sc.next();
int days = sc.nextInt(), idx = type.equals("Comp") ? 0 : type.equals("Casual") ? 1 : 2;
boolean found = false;
for (Employee e : employees) {
if (e.empCode.equals(code)) {
found = true;
if (e.leaveBalance[idx] >= days) e.leaveBalance[idx] -= days;
else throw new NoLeaves("Not enough leaves");
}
}
if (!found) throw new EmployeeNotFound("Employee not found");
} catch (Exception ex) { System.out.println(ex.getMessage()); }
});
try { t1.start(); t1.join(); t2.start(); t2.join(); } catch (InterruptedException e) { e.printStackTrace(); }
synchronized (employees) {
for (Employee e : employees) {
System.out.println(e.empName + " - Casual Leaves: " + e.leaveBalance[1]);
}
}
}
}