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A_38_Interfaces.java
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A_38_Interfaces.java
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package com.company;
interface Bicycle{
int a = 34;
void applyBreak(int decrement);
void speedUp(int increment);
}
interface HornBicycle{
public void blowHorn1(); // interfaces methods are public by default no need to write
void blowHorn2();
}
class AvonCycle implements Bicycle, HornBicycle{
void blowHorn(){
System.out.println("peeeeep....");
}
public void applyBreak(int decrement){
System.out.println("Applying Break");
}
public void speedUp(int increment){
System.out.println("Applying SpeedUp");
}
public void blowHorn1(){
System.out.println("1...pee....");
}
public void blowHorn2(){
System.out.println("2....pee pee...");
}
}
public class A_38_Interfaces {
public static void main(String[] args) {
AvonCycle cycleAbhi = new AvonCycle();
cycleAbhi.applyBreak(1);
//You can create properties in Interfaces
System.out.println(cycleAbhi.a);
//you cannot modify the properties in Interfaces as they are final
//cycleAbhi.a = 45; //variable 'a' is in Interface so variable is final so you cannot assign value to 'a'.
cycleAbhi.blowHorn1();
cycleAbhi.blowHorn2();
}
}