OOP lab 7

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SOURCE CODE:
public class Employee {
   
    private String Firstname;
    private String Lastname;
    private String Cnic;
    Employee()
    {
       
    }
    Employee(String Firstname,String Lastname,String Cnic)
    {
        this.Firstname=Firstname;
        this.Lastname=Lastname;
        this.Cnic=Cnic;
    }

    public void setFirstname(String Firstname) {
        this.Firstname = Firstname;
    }

    public void setLastname(String Lastname) {
        this.Lastname = Lastname;
    }

    public void setCnic(String Cnic) {
        this.Cnic = Cnic;
    }

    public String getFirstname() {
        return Firstname;
    }

    public String getLastname() {
        return Lastname;
    }

    public String getCnic() {
        return Cnic;
    }
   
    @Override
    public String toString()
    {
        return "First Name : "+getFirstname()+"  Last Name: "+getLastname()+" Cnic: "+getCnic();
    }
    public double earning()
    {
        return 0.0;
    }
}
ublic class SalariedEmployeeclass extends Employee {
    private double weeklysalary;

    public SalariedEmployeeclass() {
    }

    public SalariedEmployeeclass(String Firstname,String Lastname,String Cnic,double weeklysalary) {
       super(Firstname,Lastname,Cnic);
        this.weeklysalary = weeklysalary;
    }

    public double getWeeklysalary() {
        return weeklysalary;
    }

    public void setWeeklysalary(double weeklysalary) {
       if(weeklysalary>0)
        this.weeklysalary = weeklysalary;
      
    }
public class hourlyemployee extends Employee{
    private double wage;
    private double hour;

    public hourlyemployee() {
    }

    public hourlyemployee(String Firstname,String Lastname,String Cnic,double wage, double hour) {
       
        this.wage = wage;
        this.hour = hour;
    }
   

    public double getWage() {
      
        return wage;
    }

    public void setWage(double wage) {
        if(wage>0)
        this.wage = wage;
    }

    public double getHour() {
        return hour;
    }

    public void setHour(double hour) {
                if(hour>0)

        this.hour = hour;
    }

    @Override
    public String toString() {
        super.toString();
        return "hourlyemployee{" + "wage=" + wage + ", hour=" + hour + '}';
    }

    @Override
    public double earning() {
        if(hour<=40)
        {
return wage*hour;       
    }
        else
        {
            return 40*wage+(hour-40)*wage*1.5;
        }
            }
   }
public class commisionemployee extends Employee{
     private double grosssales;
    private double comissionrate;

    public commisionemployee(String Firstname,String Lastname,String Cnic,double grosssales, double comissionrate) {
        super(Firstname,Lastname,Cnic);
        this.grosssales = grosssales;
        this.comissionrate = comissionrate;
    }

    public commisionemployee() {
    }
   

    public double getGrosssales() {
        return grosssales;
    }

    public void setGrosssales(double grosssales) {
        this.grosssales = grosssales;
    }

    public double getComissionrate() {
        return comissionrate;
    }

    public void setComissionrate(double comissionrate) {
        this.comissionrate = comissionrate;
    }

    @Override
    public String toString() {
       super.toString();
       return "Commision Employee:";
    }
    @Override
 public   double earning()
    {
        return grosssales*comissionrate;
       
    }
   }
public class commisionbase extends commisionemployee
{
    private double baseSalary;

    public commisionbase() {
    }

    public commisionbase(String Firstname,String Lastname,String Cnic,double grosssales, double comissionrate,double baseSalary) {
        super(Firstname,Lastname,Cnic,grosssales,comissionrate);
        this.baseSalary = baseSalary;
    }

    public double getBaseSalary() {
        return baseSalary;
    }

    public void setBaseSalary(double baseSalary) {
        this.baseSalary = baseSalary;
    }

    @Override
    public double earning() {
        return  getBaseSalary()+ super.earning(); //To change body of generated methods, choose Tools | Templates.
    }

    @Override
    public String toString() {
        return "Baseplus commision: "+getBaseSalary() +super.toString(); //To change body of generated methods, choose Tools | Templates.
    }
   }
public class test {
    public static void main(String[] args) {
       
        Employee firstEmployee = new SalariedEmployeeclass("Usman" ,"Ali","111-11-1111", 800.00 );
Employee secondEmployee = new commisionemployee("Atif" ,"Aslam","222-22-2222", 10000, 0.06 );
Employee thirdEmployee = new commisionbase("Rana","Naseeb", "333-33-3333", 5000 , 0.04 , 300 );
Employee fourthEmployee = new hourlyemployee( "Renson" , "Isaac","444-44-4444" , 16.75 , 40 );
System.out.println(firstEmployee);
System.out.println(firstEmployee.earning());
System.out.println(secondEmployee);
System.out.println(secondEmployee.earning());
System.out.println(thirdEmployee);
// performing downcasting to access & raise base salary
commisionbase currentEmployee =(commisionbase) thirdEmployee;
double oldBaseSalary = currentEmployee.getBaseSalary();
System.out.println( "old base salary: " + oldBaseSalary) ;
currentEmployee.setBaseSalary(1.10 * oldBaseSalary);
System.out.println("new base salary with 10% increase is:"+
currentEmployee.getBaseSalary());
System.out.println(thirdEmployee.earning() );
System.out.println(fourthEmployee);
System.out.println(fourthEmployee.earning() );
    }
   }





SOURCE CODE:
public class Shape {
  private  point p;
    Shape(point p)
    {
        this.p=p;
    }
    public point getcentre()
    {
        return p;
    }
    public  boolean contain(point p)
    {
        boolean temp=true;
    return temp;
    }
}
public class ShapeArray {

    private Shape []ShapeList;
 private int nbShape;

    public ShapeArray(int size) {
    this.ShapeList=new Shape[size];
    nbShape=0;
    }
    public boolean addShape(Shape s){
     boolean temp=false;
     if(nbShape<ShapeList.length){
       ShapeList[nbShape]=s;
       nbShape++;
       temp=true;
     }
     return temp;
    }
   
    public int CircleCounter(){
     int count=0;
     for(int i=0;i<ShapeList.length;i++){
     if(ShapeList[i] instanceof circle){
      count++;
     }
     }
     return count;
    }
    public double AvgeAreas(){
      double result=0;
      int count=0;
        for(int i=0;i<ShapeList.length;i++){
       if(ShapeList[i] instanceof circle){
        circle c=(circle) ShapeList[i];
        result+=(3.14*(c.getRadius()*c.getRadius()));
        count++;
       }
       else if(ShapeList[i] instanceof rectangle){
     rectangle r =(rectangle) ShapeList[i];
     result+=(r.getLenght()*r.getWidth());
       count++;
       }
           }
    return result/count;
    }
    public void RemoveRect(){
    for(int i=0;i<ShapeList.length;i++){
     if(ShapeList[i] instanceof rectangle){
      ShapeList[i]=null;
     }
     }
    }
    public void DisplayRect(){
    for(int i=0;i<ShapeList.length;i++){
     if(ShapeList[i] instanceof rectangle){
         rectangle r =(rectangle) ShapeList[i];
         System.out.println("Length Of Rectangle: "+r.getLenght());
         System.out.println("Weight Of Rectangle: "+r.getWidth());
         System.out.println("Area Of Rectangle: "+(r.getWidth()*r.getLenght()));
     }
     }
    }
}
public class circle extends Shape{
    private int radius;
    public circle(int radius,point p) {
        super(p);
        this.radius=radius;
    }

    public int getRadius() {
        return radius;
    }
    public String toString()
    {
        return "Radius: "+getRadius()+"  " +super.toString();
    }
   }
public class rectangle extends Shape {
    private int lenght;
    private int width;

    public rectangle(point p,int lenght,int width) {
        super(p);
        this.lenght=lenght;
        this.width=width;
    }
    public void setLenght(int lenght) {
        this.lenght = lenght;
    }

    public void setWidth(int width) {
        this.width = width;
    }

    public int getLenght() {
        return lenght;
    }
    public int getWidth() {
        return width;
    }

    @Override
    public String toString() {
        super.toString();
        return "rectangle" + "lenght=" + getLenght() + ", width=" + getWidth() ;
    }
}
public class point {
    private int x;
    private int y;

    public point(int x, int y) {
        this.x = x;
        this.y = y;
    }
    public int getX() {
        return x;
    }

    public int getY() {
        return y;
    }
     public double todistance(point p)
     {  double dist= (p.x*p.x)+(p.y*p.y);
         return Math.sqrt(dist);
     }
    @Override
    public String toString() {
        return "point{" + "x=" + x + ", y=" + y + '}';
    }  }



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