Get a deep dive into using method references in your Java programs, including stream operations, event listeners, and constructors and factories.

Before Java SE 8, anonymous classes were typically used to pass functionality to a method. This practice obfuscated source code, making it harder to understand.

There is a reason why Java method modifiers exist. If you call public methods internally and don't understand why, your developers could face major class issues.

Java Supplier interface tutorial As you can see, the code for the class that implements Java’s Supplier interface is fairly simple. The only requirements are the class declaration and the ...