[JAVA-621] core-java-lang-oop-inheritance module
* Creation * Moved code from https://www.baeldung.com/java-anonymous-classes * Moved code from www.baeldung.com/java-polymorphism * Moved code from www.baeldung.com/java-inheritance * Moved code from www.baeldung.com/java-variable-method-hiding * Moved code from https://www.baeldung.com/java-type-casting * Moved code from https://www.baeldung.com/java-super * Moved code from www.baeldung.com/java-interfaces * Moved code from www.baeldung.com/java-abstract-class * Moved code from www.baeldung.com/java-inner-interfaces * Moved article references to the new README.md
This commit is contained in:
dupirefr
@@ -4,6 +4,4 @@ This module contains articles about Object-oriented programming (OOP) in Java
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### Relevant Articles:
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- [Pass-By-Value as a Parameter Passing Mechanism in Java](https://www.baeldung.com/java-pass-by-value-or-pass-by-reference)
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- [Guide to the super Java Keyword](https://www.baeldung.com/java-super)
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- [Java Interfaces](https://www.baeldung.com/java-interfaces)
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- [[<-- Prev]](/core-java-modules/core-java-lang-oop-2)[[More -->]](/core-java-modules/core-java-lang-oop-4)
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@@ -1,5 +0,0 @@
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package com.baeldung.interfaces;
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public interface Box extends HasColor {
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int getHeight();
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}
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@@ -1,14 +0,0 @@
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package com.baeldung.interfaces;
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public class Employee {
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private double salary;
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public double getSalary() {
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return salary;
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}
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public void setSalary(double salary) {
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this.salary = salary;
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}
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}
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@@ -1,17 +0,0 @@
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package com.baeldung.interfaces;
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import java.util.Comparator;
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public class EmployeeSalaryComparator implements Comparator<Employee> {
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@Override
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public int compare(Employee employeeA, Employee employeeB) {
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if (employeeA.getSalary() < employeeB.getSalary()) {
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return -1;
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} else if (employeeA.getSalary() > employeeB.getSalary()) {
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return 1;
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} else {
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return 0;
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}
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}
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}
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@@ -1,4 +0,0 @@
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package com.baeldung.interfaces;
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public interface HasColor {
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}
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@@ -1,14 +0,0 @@
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package com.baeldung.interfaces.multiinheritance;
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public class Car implements Fly,Transform {
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@Override
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public void fly() {
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System.out.println("I can Fly!!");
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}
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@Override
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public void transform() {
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System.out.println("I can Transform!!");
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}
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}
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@@ -1,6 +0,0 @@
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package com.baeldung.interfaces.multiinheritance;
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public interface Fly {
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void fly();
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}
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@@ -1,10 +0,0 @@
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package com.baeldung.interfaces.multiinheritance;
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public interface Transform {
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void transform();
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default void printSpecs(){
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System.out.println("Transform Specification");
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}
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}
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@@ -1,4 +0,0 @@
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package com.baeldung.interfaces.multiinheritance;
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public abstract class Vehicle implements Transform {
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}
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@@ -1,9 +0,0 @@
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package com.baeldung.interfaces.polymorphysim;
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public class Circle implements Shape {
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@Override
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public String name() {
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return "Circle";
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}
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}
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@@ -1,20 +0,0 @@
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package com.baeldung.interfaces.polymorphysim;
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import java.util.ArrayList;
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import java.util.List;
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public class MainTestClass {
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public static void main(String[] args) {
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List<Shape> shapes = new ArrayList<>();
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Shape circleShape = new Circle();
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Shape squareShape = new Square();
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shapes.add(circleShape);
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shapes.add(squareShape);
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for (Shape shape : shapes) {
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System.out.println(shape.name());
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}
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}
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}
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@@ -1,6 +0,0 @@
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package com.baeldung.interfaces.polymorphysim;
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public interface Shape {
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String name();
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}
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@@ -1,9 +0,0 @@
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package com.baeldung.interfaces.polymorphysim;
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public class Square implements Shape {
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@Override
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public String name() {
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return "Square";
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}
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}
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@@ -1,13 +0,0 @@
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package com.baeldung.keyword;
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import com.baeldung.keyword.superkeyword.SuperSub;
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/**
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* Created by Gebruiker on 5/14/2018.
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*/
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public class KeywordDemo {
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public static void main(String[] args) {
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SuperSub child = new SuperSub("message from the child class");
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}
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}
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@@ -1,20 +0,0 @@
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package com.baeldung.keyword.superkeyword;
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/**
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* Created by Gebruiker on 5/14/2018.
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*/
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public class SuperBase {
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String message = "super class";
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public SuperBase() {
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}
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public SuperBase(String message) {
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this.message = message;
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}
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public void printMessage() {
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System.out.println(message);
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}
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}
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@@ -1,26 +0,0 @@
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package com.baeldung.keyword.superkeyword;
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/**
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* Created by Gebruiker on 5/15/2018.
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*/
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public class SuperSub extends SuperBase {
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String message = "child class";
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public SuperSub(String message) {
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super(message);
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}
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public SuperSub() {
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super.printMessage();
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printMessage();
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}
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public void getParentMessage() {
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System.out.println(super.message);
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}
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public void printMessage() {
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System.out.println(message);
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}
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}
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