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Revert "Done lab 1-3"

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This reverts commit 29e63163a4.
This commit is contained in:
Oleksii Aleshchenko
2023-04-04 22:33:00 +03:00
parent 1e6825d7d4
commit 81ac59840f
48 changed files with 605 additions and 205 deletions
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20
src/encapsulationInheritancePolymorphism/Encapsulation.java Normal file
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package encapsulationInheritancePolymorphism;
public class Encapsulation {
/*private*/ int field;
private int field2;
// int a = 1;
public void myMethodForTheField () {
System.out.println(field);
}
public void myMethodForTheField2 () {
System.out.println(field);
}
public void myMethodForTheFieldAndTheField2 () {
System.out.println(field);
}
}

10
src/encapsulationInheritancePolymorphism/EncapsulationInheritancePolymorphism.java Normal file
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package encapsulationInheritancePolymorphism;
public class EncapsulationInheritancePolymorphism {
public static void main(String[] args) {
int a = 1;
// var b = 2;
// System.out.println(b);
}
}

14
src/encapsulationInheritancePolymorphism/Main.java Normal file
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package encapsulationInheritancePolymorphism;
public class Main {
public static void main(String[] args) {
Student student = new Student();
//...
student.setFaculty("FPM", "MO-22");
}
}

18
src/encapsulationInheritancePolymorphism/Student.java Normal file
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package encapsulationInheritancePolymorphism;
public class Student {
private String name;
private String surname;
private String group;
private String faculty;
public String getName() {
return name;
}
public void setFaculty(String faculty, String group) {
this.faculty = faculty;
this.group = group;
}
}

9
src/encapsulationInheritancePolymorphism/inheritance/ElectricEngine.java Normal file
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package encapsulationInheritancePolymorphism.inheritance;
public class ElectricEngine extends Engine {
private String batteryType;
/*private class Engine {
private int power;
}*/
}

5
src/encapsulationInheritancePolymorphism/inheritance/Engine.java Normal file
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package encapsulationInheritancePolymorphism.inheritance;
public class Engine {
private int power;
}

5
src/encapsulationInheritancePolymorphism/inheritance/FuelEngine.java Normal file
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package encapsulationInheritancePolymorphism.inheritance;
public class FuelEngine extends Engine {
private String fuelType;
}

8
src/encapsulationInheritancePolymorphism/inheritance/Main.java Normal file
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package encapsulationInheritancePolymorphism.inheritance;
public class Main {
public static void main(String[] args) {
ElectricEngine electricEngine = new ElectricEngine(); // створення нового об'єкту (екземпляру) класу ElectricEngine
FuelEngine fuelEngine = new FuelEngine();
}
}

14
src/encapsulationInheritancePolymorphism/polymorphism/ElectricEngine.java Normal file
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package encapsulationInheritancePolymorphism.polymorphism;
public class ElectricEngine extends Engine {
private String batteryType;
@Override
public int getPower() {
return 20;
}
/*private class Engine {
private int power;
}*/
}

9
src/encapsulationInheritancePolymorphism/polymorphism/Engine.java Normal file
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@@ -0,0 +1,9 @@
package encapsulationInheritancePolymorphism.polymorphism;
public class Engine {
private int power;
public int getPower() {
return power;
}
}

10
src/encapsulationInheritancePolymorphism/polymorphism/FuelEngine.java Normal file
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@@ -0,0 +1,10 @@
package encapsulationInheritancePolymorphism.polymorphism;
public class FuelEngine extends Engine {
private String fuelType;
@Override
public int getPower() {
return 50;
}
}

38
src/encapsulationInheritancePolymorphism/polymorphism/Main.java Normal file
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package encapsulationInheritancePolymorphism.polymorphism;
/*import encapsulationInheritancePolymorphism.inheritance.ElectricEngine;
import encapsulationInheritancePolymorphism.inheritance.FuelEngine;*/
public class Main {
public static void main(String[] args) {
/*encapsulationInheritancePolymorphism.inheritance.*/ElectricEngine electricEngine = new ElectricEngine(); // створення нового об'єкту (екземпляру) класу ElectricEngine
/*encapsulationInheritancePolymorphism.inheritance.*/FuelEngine fuelEngine = new FuelEngine();
Engine engine1 = fuelEngine;
Engine[] engines = {
electricEngine,
fuelEngine
};
for (Engine engine : engines) {
System.out.println(engine.getPower());
}
/*for (int i = 0; i < engines.length; i++) {
System.out.println(engines[i].getPower());
}*/
// +
int a = 1;
int b = 1;
int c = a + b;
System.out.println(c);
String sA = "1";
String sB = "1";
String sC = sA + sB;
System.out.println(sC);
}
}

19
src/encapsulationInheritancePolymorphism/polymorphism/enhanced/ElectricEngine.java Normal file
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@@ -0,0 +1,19 @@
package encapsulationInheritancePolymorphism.polymorphism.enhanced;
public class ElectricEngine extends Engine {
private String batteryType;
private int chargeLevel = 9;
private int criticalChargeLevel = 10;
private float coefficientCriticalPowerCut = 0.1f;
@Override
public int getPower() {
return chargeLevel > criticalChargeLevel
? super.getPower()
: (int) (super.getPower() * coefficientCriticalPowerCut);
}
/*private class Engine {
private int power;
}*/
}

9
src/encapsulationInheritancePolymorphism/polymorphism/enhanced/Engine.java Normal file
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package encapsulationInheritancePolymorphism.polymorphism.enhanced;
public class Engine {
private int power = 100;
public int getPower() {
return power;
}
}

10
src/encapsulationInheritancePolymorphism/polymorphism/enhanced/FuelEngine.java Normal file
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@@ -0,0 +1,10 @@
package encapsulationInheritancePolymorphism.polymorphism.enhanced;
public class FuelEngine extends Engine {
private String fuelType;
/*public int getPower() {
return 50;
}*/
}

28
src/encapsulationInheritancePolymorphism/polymorphism/enhanced/Main.java Normal file
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package encapsulationInheritancePolymorphism.polymorphism.enhanced;
/*import encapsulationInheritancePolymorphism.inheritance.ElectricEngine;
import encapsulationInheritancePolymorphism.inheritance.FuelEngine;*/
public class Main {
public static void main(String[] args) {
/*encapsulationInheritancePolymorphism.inheritance.*/
ElectricEngine electricEngine = new ElectricEngine(); // створення нового об'єкту (екземпляру) класу ElectricEngine
/*encapsulationInheritancePolymorphism.inheritance.*/
FuelEngine fuelEngine = new FuelEngine();
Engine engine1 = fuelEngine;
Engine[] engines = {
electricEngine,
fuelEngine
};
for (Engine engine : engines) {
System.out.println(engine.getPower());
}
/*for (int i = 0; i < engines.length; i++) {
System.out.println(engines[i].getPower());
}*/
}
}

17
src/encapsulationInheritancePolymorphism/polymorphism/overload/MyClassForOverloadExample.java Normal file
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package encapsulationInheritancePolymorphism.polymorphism.overload;
public class MyClassForOverloadExample {
void myMethod(int a) {
System.out.println("Integer: " + a);
}
void myMethod(double a) {
System.out.println("Double: " + a);
}
public static void main(String[] args) {
MyClassForOverloadExample overload = new MyClassForOverloadExample();
overload.myMethod(1);
overload.myMethod(0.1);
}
}