Added Polymorphism project Work

Polymorphism/Data.java

@@ -0,0 +1,8 @@
+package com.Polymorphism;
+
+public class Data extends DataMember {
+	{
+		int x=20;
+	}
+
+}

Polymorphism/DataDriver.java

@@ -0,0 +1,9 @@
+package com.Polymorphism;
+
+public class DataDriver {
+	public static void main(String[] args) {
+		DataMember d=new Data();
+		System.out.println(d.x);
+	}
+
+}

Polymorphism/DataMember.java

@@ -0,0 +1,8 @@
+package com.Polymorphism;
+
+public class DataMember {
+	{
+		int x=20;
+	}
+
+}

Polymorphism/Driver.java

@@ -0,0 +1,11 @@
+package com.Polymorphism;
+
+public class Driver {
+	public static void main(String[] args) {
+		Father f=new Father();
+		f.role();
+
+
+	}
+
+}

Polymorphism/Father.java

@@ -0,0 +1,11 @@
+package com.Polymorphism;
+
+public class Father extends Person {
+
+	@Override 
+	void role() {
+		System.out.println("I am a father");
+		super.role();
+	}
+
+}

Polymorphism/Helper.java

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+package com.Polymorphism;
+
+public class Helper {
+
+	static int multiplyTwoNumbers(int a, int b) 
+	{
+		return a*b;
+	}
+    static double multiplyTwoNumbers(double a,double b)
+    {
+    	return a*b;
+    }
+}
+

Polymorphism/HelperDriver.java

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+package com.Polymorphism;
+
+public class HelperDriver {
+	public static void main(String[] args) {
+
+		System.out.println(Helper.multiplyTwoNumbers(5, 10));
+		System.out.println(Helper.multiplyTwoNumbers(5.5, 6.3));
+	}
+
+}
+

Polymorphism/MethodOverloading.java

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+package com.Polymorphism;
+
+public class MethodOverloading {
+	void show(int a) 
+	{
+	   System.out.println(a);	
+	}
+   void show(int a,int b)
+   {
+	   System.out.println("number1 :" + a + " number2 :" + b);
+   }
+   public static void main(String[] args) {
+	   MethodOverloading obj = new MethodOverloading();
+	   obj.show(10);
+	   obj.show(10, 20);
+
+}
+}

Polymorphism/OperatorOverloading.java

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+package com.Polymorphism;
+
+public class OperatorOverloading {
+
+	void add(int a,int b)
+	{
+		int sum=a+b;
+		System.out.println("Addition of two integer :" + sum);
+	}
+	void add(String s1,String s2)
+	{
+		String con=s1+s2;
+		System.out.println("Addition of two String:" + con);
+	}
+	public static void main(String[] args) {
+		OperatorOverloading obj=new OperatorOverloading();
+		obj.add(10, 20);
+		obj.add("Operator", " Overloading");
+	}
+
+}

Polymorphism/Overloading.java

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+package com.Polymorphism;
+
+public class Overloading {
+
+	static void show(int a,int b)
+	{
+		System.out.println("This is integer function");
+	}
+    static void show(double a,double b)
+    {
+    	System.out.println("This is double function");
+    }
+    public static void main(String[] args) {
+    	Overloading.show(10, 20);
+    	Overloading.show(1.2, 2.2);
+	}
+}

Polymorphism/Person.java

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+package com.Polymorphism;
+
+public class Person {
+	void role() {
+		System.out.println("I am a person");
+	}
+
+}