Interfaces.java

//Interface is a point where two System meet or Interact
interface Bicycle{
	int a=45;
	void applyBrake(int decrement);
	void Speedup(int increment);//Forcefully applying this for implementation
}
interface BlowHorn{
	void BlowHorn1();
	void BlowHorn2();
}
class Avon implements Bicycle , BlowHorn{//Now any how we have to implement Both the function of the Interface Class
	int speed=7;
	public void applyBrake(int decrement) {
		speed=speed-decrement;
		System.out.println("Decrement Speed is "+speed);
		
	}
	public void Speedup(int increment) {
		speed=speed+increment;
		System.out.println("Incremented Speed is "+ speed);
	}
	public void BlowHorn1() {
			System.out.println("Get Away");
	}
	public void BlowHorn2() {
		System.out.println("Come Close");
		
	}
	
	
}
public  class Interfaces {

	public static void main(String[] args) {
		//Abstract class vs interfaces
		//We cannot extend multiple abstract classes but we can implement multiple interfaces at a time
         Avon cycleHarry= new Avon();
         cycleHarry.applyBrake(12);
         // You can create properties in the interface
         System.out.println(cycleHarry.a);
         //you cannot modify the properties of interfaces AS they are final
         // cycleHarry.a=45
         cycleHarry.BlowHorn1();
         cycleHarry.BlowHorn2();
         
	}
	
	
}