Reflection was essential to the advanced Java toolkit for years ... method handles, variable handles—fulfill? Why, when we can simply instantiate an object, call its public methods, and access ...

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

There are other ways you can categorize variables in Java, and other ways you can manipulate data. For instance, a constant is a variable whose value never changes. This is primarily useful for ...