Autoboxing: Automatic conversion of primitive types to the object of their corresponding wrapper classes is known as autoboxing. For example – conversion of int to Integer, long to Long, double to ...

Wrapper classes have static helper methods like ... If the original data type has a smaller size value than the needed type, Java will automatically do the conversion. In the example an int (size of ...

For example, all the collection classes in the JDK hold data ... As such, on post JDK 1.5 versions of the JVM, the use-case above won’t need to use a wrapper class. The Java boxing and autoboxing of ...