Employee.java

package org.example;

public class Employee {
    private String name;
    private String email;
    private int age;
    private double salary;
    public Employee(String name,String email, int age, double salary) {
        this.name = name;
        this.age = age;
        this.email = email;
        this.salary = salary;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        if(name.length()<1){
            System.out.println("Invalid Name!");
        }
        else {
         this.name=name;
        }
    }
    public String getEmail(){
        return email;
    }
    public void setEmail(String email){
                if(email.contains("@")){
                    this.email = email;
                }
                else{
                    System.out.println("Invalid Email");
                }
    }
    public int getAge() {
        return age;
    }
    public void setAge(int age){
        if(age < 18 )
        {System.out.println("Invalid Age for being Employee.");}
        else {
            this.age=age;
        }
    }
    public double getSalary() {
        return salary;
    }
    public void setSalary(double salary){
        if(salary<0)
            {System.out.println("Salary cannot be negative.");}
        else {
        this.salary=salary;
        }
    }
    public String toFileLine() {
        return String.format(
                "Name: %s, Email: %s, Age: %d, Salary: %.2f",name,email, age, salary);
    }
}