Java The Complete Reference, 8th Edition, 8th Edition

CHAPTER 16Exploring java.lang

This chapter discusses those classes and interfaces defined by java.lang. As you know, java.lang is automatically imported into all programs. It contains classes and interfaces that are fundamental to virtually all of Java programming. It is Java’s most widely used package.

java.lang includes the following classes:

java.lang defines the following interfaces:

Several of the classes contained in java.lang contain deprecated methods, most dating back to Java 1.0. These deprecated methods are still provided by Java to ...