Method Overloading

Author: Shitanshu-00

day14/MethodOverloading.java

@@ -0,0 +1,17 @@
+package day14;
+
+public class MethodOverloading {
+    void show(String msg, String str){
+        System.out.println(msg+" "+str);
+    }
+    void show(String name){
+        System.out.println(" I'm a Student. My name is "+name);
+    }
+}
+class Name{
+    public static void main(String[] args) {
+        MethodOverloading m= new MethodOverloading();
+        m.show("Hey ","Buddy !");
+        m.show("Shitanshu");
+    }
+}

day14/Parent.java

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+package day14;
+//Single Inheritance//
+public class Parent {
+    void Parent() {
+        System.out.println("Hello from Parent!");
+    }
+}
+ class Child extends Parent{
+    void Child(){
+        System.out.println("Hello from Child!");
+    }
+
+     public static void main(String[] args) {
+         Child c= new Child();
+         c.Parent();
+         c.Child();
+     }
+}
+// Multilevel Inheritance
+class GP{
+    void GP(){
+        System.out.println("Hello from GP !");
+    }
+}
+class PR extends GP{
+    void PR(){
+        System.out.println("Hello from PR !");
+    }
+}
+class CH extends PR{
+    void CH(){
+        System.out.println("Hello from CH !");
+    }
+
+    public static void main(String[] args) {
+        CH c= new CH();
+        c.GP();
+        c.PR();
+        c.CH();
+    }
+}
+//Hiearchical Inheritance
+class GrandParent{
+    void GrandParnt(){
+        System.out.println("Hello from GrandParent !");
+    }
+}
+class Parent1 extends GrandParent{
+    void Parent1(){
+        System.out.println("Hello from Parent1 !");
+    }
+}
+class Parent2 extends GrandParent{
+    void Parent2(){
+        System.out.println("Hello from Parent2 !");
+    }
+
+    public static void main(String[] args) {
+        Parent1 p1= new Parent1();
+        p1.GrandParnt();
+        p1.Parent1();
+        Parent2 p2= new Parent2();
+        p2.GrandParnt();
+        p2.Parent2();
+    }
+}

day14/StudMethod.java

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+package day14;
+import java.util.Scanner;
+
+public class StudMethod {
+    String name;
+      void Student() {
+        Scanner sc = new Scanner(System.in);
+        System.out.println("Please Enter Your Name : ");
+        name=sc.nextLine();
+        showName();
+    }
+    void showName(){
+        System.out.println("Namaste "+name);
+    }
+}
+class MainClas{
+    public static void main(String[] args) {
+        StudMethod s=new StudMethod();
+        s.Student();
+        //s.showName();
+    }
+}

day14/StudentM.java

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+package day14;
+import java.util.Scanner;
+
+public class StudentM{
+    String name;
+    StudentM(String n){
+        name=n;
+    }
+    StudentM(){
+        Scanner sc=new Scanner(System.in);
+        System.out.println("Enter Your Name :");
+        name=sc.nextLine();
+    }
+    void showName(){
+        System.out.println("Hey "+name);
+    }
+}
+class MainclaSS{
+    public static void main(String[] args) {
+        StudentM st= new StudentM("Human");
+        st.showName();
+        StudentM st1=new StudentM();
+        st1.showName();
+
+    }
+}

day14/ThisPointer.java

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+package day14;
+
+public class ThisPointer {
+    void showOne(){
+        System.out.println("Hello from showOne");
+        this.showTwo();
+    }
+    void showTwo(){
+        System.out.println("Hello from showTwo");
+    }
+}
+class MainClass{
+    public static void main(String[] args) {
+        ThisPointer t= new ThisPointer();
+        t.showOne();
+    }
+}