Therefore, even though Java passes parameters to methods by value, if the variable points to an object reference, the real object will also be changed. Like object types, primitive types are also ...

Universal generics would allow Java type variables to range over primitive and reference types, making it easier to extend or reuse code across different types. Java would get universal generics ...

However, JDK version 1.5 introduced a feature known as the autoboxing of Java primitive types. It means that on newer JDKs, a wrapper class will be created automatically when a primitive type is used ...