OOP ( Object-Oriented Programming )

//RAHMAN ADI FIRMANSYAH-C-1535010086
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package handphone;

/**
 *
 * @author Rahman
 */
public class Handphone {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        handphone1 hanphone = new handphone1();
       
        hanphone.proses();
       
        switch(hanphone.pil){
            case 1: hanphone.Handphonecanggih1();
                break;
            case 2: hanphone.Handphonecanggih2();
                break;
            case 3: hanphone.Handphonecanggih3();
    }
}
}

//RAHMAN ADI FIRMANSYAH-C-1535010086
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package handphone;
import java.util.Scanner;

/**
 *
 * @author Rahman
 */
public class handphone1 {
    static String hp1="HP Iphone", hp2="HP Samsung", hp3="HP Oppo",hanphone;
    static int pil;
    Scanner ss = new Scanner(System.in);
void proses()
    {
        System.out.println("1. HP Iphone \n 2. HP Samsung \n 3. HP Oppo");
        System.out.println("Handphone Yang Anda Pilih: ");
        pil = ss.nextInt();
       
             
    }

void Handphonecanggih1()
    {
    hp1 = "Iphone";
    System.out.println("Nama :"+hp1+"\n"+"Iphone 6S"+hanphone);
    }
void Handphonecanggih2()
    {
    hp2 = "Samsung";
    System.out.println("Nama :"+hp2+"\n"+"Samsung S6+EDGE"+hanphone);
    }
void Handphonecanggih3()
    {
    hp3 = "Oppo";
    System.out.println("Nama :"+hp3+"\n"+"Oppo R7"+hanphone);
    }
}