Now let’s try the same example using composition: import java.util.HashSet ... class Cat extends Animal { @Override void emitSound() { System.out.println("Meow"); } } class Dog extends Animal ...

This tutorial is an introduction to socket programming in Java, starting with a simple client ... new CompletionHandler<AsynchronousSocketChannel,Void>() { @Override public void completed ...

In this functional programming tutorial, we will work through a Java Supplier interface example. Java’s functional supplier interface can be used any time a function needs to generate a result without ...

The goal of a lambda expression is to reduce the verbosity of Java code, especially for those situations where you need to override an interface with only one functional method. Here is how the code ...