Working with Existing Objects
One of the things you have learned about object-oriented programming is how it encourages reuse. If you develop an object for use with one Java programming project, it should be possible to incorporate that object into another project without modification.
If a Java class is well-designed, it's possible to make that class available for use in other programs. As long as the class is documented thoroughly, a programmer should be able to work with that class as if it were part of the official Java language itself.
This is an idea that has great potential for software developers. The more objects available for use in your programs, the less work you have to do when creating your own software. If there's an excellent ...
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