Classes, fields, methods, constructors, and objects are the building ... example should clarify this fact: Java lets you declare methods with the same name but with different parameter lists ...

package dustin.examples; import java.util.Objects; /** * Simple class to be used in demonstration ... Both a non-null first * name and a non-null last name must be provided (no "Madonna" or ...

Object-oriented systems are usually partitioned into layers of related responsibilities and only dependencies in one direction are allowed, from higher layers (more specific, less reusable) to lower ...