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Medium - Android/Java Interfaces like a Boss! - Simple interface use example
class MainClass {
public static void main(final String... args) {
// Se uma classe implementa uma interface,
// então a classe É a interface
MyInterface myInterface = new MyConcreteClass();
// Interface utilizada
interface MyInterface {
void doSomething();
// Classe que implementa a interface utilizada
class MyConcreteClass implements MyInterface {
public void doSomething() {
// some code here
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