javalab15.java

import java.util.*;

class myException extends Exception{
    public myException (String m){
        super (m);
    }
}

class Employee{
    public String name;
    public int e_id,dept_id;
}

public class javalab15 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.print("Enter number of employees:");
        int n = sc.nextInt();
        sc.nextLine();
        String name;
        int e_id,dept_id;
        Employee []ob = new Employee[n];
        try{
            for(int i=0; i<n; i++){
                ob[i] = new Employee();
                System.out.println("Details for Employee" + (i+1));
                System.out.print("Enter name:");
                name = sc.nextLine();
                if(!Character.isUpperCase(name.charAt(0))){
                    throw new myException("first letter should be capital");
                }
                else{
                    ob[i].name=name;
                }
                System.out.print("Enter employee Id:");
                e_id = sc.nextInt();
                if(e_id>=2002 && e_id<=5001){
                    ob[i].e_id=e_id;
                }
                else{
                    throw new myException("Employee Id should be between 2001 and 5001");
                }
                System.out.print("Enter Department Id:");
                dept_id = sc.nextInt();
                if(dept_id>=1 && dept_id<=5){
                    ob[i].dept_id=dept_id;
                }
                else{
                    throw new myException("department Id should be between 1 and 5");
                }
                sc.nextLine();
            }
            sc.close();
            System.out.println("\nEntered Employee Details:");
            for (int i = 0; i < n; i++) {
                System.out.println("Employee " + (i + 1) + ": " +
                        "Name: " + ob[i].name + ", ID: " + ob[i].e_id + ", Dept ID: " + ob[i].dept_id);
            }
        }
        catch(myException obj){
            System.out.println(obj.toString());
        }
    }
}