Learn how to use pattern-matching features in your Java programs, including pattern matching with switch statements, when clauses, sealed classes, and a preview of primitive type pattern matching in ...

You might know that Java passes by value, but it helps to understand why. Here's what happens when you pass mutable and immutable object references in Java. Many programming languages allow passing ...

Java has always been criticized for being too verbose. While that criticism is largely unfounded, language architects and community enthusiasts have always strived to make the language simpler and ...

In the world of software development, there are many scenarios where it is necessary to model and work with data that does not have its own identity and is not an entity in the strict sense. This data ...

A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...

Please Note: This project was an experiment: While it achieves the goals of providing immutability and purity constraints for Java, coding using Pure4J is hard work. If you're interested in playing ...

Guava is a set of core Java libraries from Google that includes new collection types (such as multimap and multiset), immutable collections, a graph library, and utilities for concurrency, I/O, ...