Question

Create another Java class named EmployeeMain within the same project, which includes the main method.

a. Include another class named Employee in the same Java file. This class has the following instance variables and instance methods. Define all the instance/static variables with private access modifier and constructors, instance/static methods with public access modifier.

Instance Variables	empID: int
	employeeName: String
	basicSalary: double
Constructor	Set the value for empID.
Instance Methods	Get and set methods for all instance variables.
	displayEmployee: Display the empID, employeeName, and the basicSalary of the employee in the following format: Employee: <<empID>> Name: <<employeeName>> Basic Salary: <<basicSalary>>
	calculateBonus: Calculate bonus and return it. Bonus = basicSalary * 0.01

b. Create an array of Employee class with 5 elements within the main method.

Employee[] empArray = new Employee[5];

c. Create Employee object for each element of the array.

for(int i=0; i<5; i++)
{
 empArray[i] = new Employee(i+1);
}

d. Get user input for employeeName and basicSalary for each of 5 employees.

e. Display the details of 5 employees as follows:

Employee 1
Name: XXXXXX
Basic Salary: YYYY.YY
Bonus: ZZZZ.ZZ
.
.
.

Answer 1

//Java code

import java.text.NumberFormat;

public class Employee {
    //instance variable
    private int empID;
    private String employeeName;
    private double basicSalary;

    //Constructor
    //set the value for empID

    public Employee(int empID) {
        this.empID = empID;
    }

    //instance methods
    //getters and setters

    public int getEmpID() {
        return empID;
    }

    public void setEmpID(int empID) {
        this.empID = empID;
    }

    public String getEmployeeName() {
        return employeeName;
    }

    public void setEmployeeName(String employeeName) {
        this.employeeName = employeeName;
    }

    public double getBasicSalary() {
        return basicSalary;
    }

    public void setBasicSalary(double basicSalary) {
        this.basicSalary = basicSalary;
    }

    /**
     * calculateBonus: Calculate bonus and return it.
     *
     * Bonus = basicSalary * 0.01
     * @return calculatedBonus
     */
    public double calculateBonus()
    {
        double calculatedBonus =basicSalary*0.01;
        return calculatedBonus;

    }
    /**
     * displayEmployee: Display the empID, employeeName, and the basicSalary of the employee in the following format:
     *
     * Employee: <<empID>>
     * Name: <<employeeName>>
     * Basic Salary: <<basicSalary>>
     */
    @Override
    public String toString() {
        return "Employee: "+empID+"\nName: "+employeeName+"\nBasic Salary: "+NumberFormat.getCurrencyInstance().format(basicSalary)
                +"\nBonus: "+NumberFormat.getCurrencyInstance().format(calculateBonus());
    }
}

//===================================================================

import java.util.Scanner;

public class EmployeeMain {
    public static void main(String[] args)
    {
        //Create an array of Employee class with 5 elements
        int size=5;
        Employee[] empArray = new Employee[size];
        //Create Employee object for each element of the array.
        for(int i=0; i<empArray.length; i++)
        {
            empArray[i] = new Employee(i+1);

        }
        //Set other attributes of Employee using setters
        //get the user input
        Scanner input = new Scanner(System.in);
        for (int i = 0; i <empArray.length ; i++) {
            System.out.print("Enter the Employee"+empArray[i].getEmpID()+" Name: ");
            empArray[i].setEmployeeName(input.nextLine());

            System.out.print("Enter the Employee"+empArray[i].getEmpID()+" Basic Salary: ");
            empArray[i].setBasicSalary(input.nextDouble());
            input.nextLine();
        }
        //print the info of each employee
        for (int i = 0; i <empArray.length ; i++) {
            System.out.println(empArray[i]);
        }

    }
}

//Output

//If you need any help regarding this solution ........... please leave a comment ........ thanks