Chapter 4. Implementing Runnable Versus Extending Thread

IN THIS CHAPTER

Until now, extending the class Thread has been the only way to define a new class that can have a thread running within it. This chapter shows that the Runnable interface provides a second, and more often used, mechanism for defining a new class that can have a thread running within it.

Visual Timer Graphical Component

Imagine that what you need is a timer graphical component that continually displays the time elapsed since ...

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