You will be unlikely to create your own packages unless you write programs that are larger than those given or suggested as exercises in this book. However, the library classes are grouped into...

You will be unlikely to create your own packages unless you write programs that are larger than those given or suggested as exercises in this book. However, the library classes are grouped into packages. If you have a browser, browse the Java libraries. Start with the package java.util. Alternatively, consult Appendix A to see how library classes are arranged into packages.