Day 12 oop 1

package week2;

public class Day12B {
    public static void main(String[] args) {
        //gagawa muna object
        Dog callDog = new Dog();
        callDog.eat();
        System.out.println("---------------");
        callDog.useMethods();

        ______ call______ = new ______();
        call______.useMethods();
    }
}

//you can make multiple classes in a single file,
// but make sure only the namesake(Main class) is the only one public
class Animal {
    String animalName = "Animal";

    void eat() {
        System.out.println("The animal is eating");
    }

    void sleep() {
        System.out.println("The animal is sleeping");
    }
}

class Dog extends Animal {
    void info() {
        System.out.println("Dogs are mans best friend.");
    }

    void useMethods() {
        info();
        eat();
        sleep();
    }
}

class ______ extends Animal {
    void info() {
        System.out.println("______");
    }

    void useMethods() {
        info();
        eat();
        sleep();
    }
}

//------------------------------------

public class Day12F {
    public static void main(String[] args) {
        EncapTest callEncap = new EncapTest();
        callEncap.setNum1(40);
        callEncap.setNum2(22);
        callEncap.setOp("-");
        callEncap.getPrintout();
    }
}

class EncapTest {
    private double num1, num2;
    private String op, printout;

    public void setNum1(double num1) {
        this.num1 = num1;
    }

    public void setNum2(double num2) {
        this.num2 = num2;
    }

    public void setOp(String op) {
        this.op = op;
    }

    public String getPrintout() {
        compute();
        return printout;
    }

    private void compute(){
        double result = 0;
        boolean computeSuccess = true;
        switch (op) {
            case "+":
                result = num1 + num2;
                break;
            case "-":
                result = num1 - num2;
                break;
            case "/":
                if (num2 > 0) {
                    result = num1 / num2;
                } else {
                    printout = "Cannot divide by zero";
                    computeSuccess = false;
                }
                break;
            default:
                printout = "Operator not on list";
                computeSuccess = false;
        }
        if (computeSuccess) {
            printout = String.format("%.2f %s %.2f = %.2f"
                , num1, op, num2, result);
        }
    }
}