Chapter 25. Standard Packages

 

No unmet needs exist, and current unmet needs that are being met will continue to be met.

 
 --Transportation Commission on Unmet Needs, California

The Java™ 2 Platform Standard Edition comes with many standard packages. These packages, all subpackages of the root java package, define the main classes and interfaces for the platform. Throughout this book we have taught you about many of these classes, particularly those relating to the core language and those most commonly used in general programs. The main packages that we have covered are

  • java.lang—. The main language classes, such as Object, String, Thread, Class, and so on. The subpackage java.lang.annotation defines some annotation types and was covered in Chapter ...

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