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Java™ How to Program, Seventh Edition by P. J. Deitel - Deitel & Associates, Inc., H. M. Deitel - Deitel & Associates, Inc.

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8.16. Time Class Case Study: Creating Packages

We have seen in almost every example in the text that classes from preexisting libraries, such as the Java API, can be imported into a Java program. Each class in the Java API belongs to a package that contains a group of related classes. As applications become more complex, packages help programmers manage the complexity of application components. Packages also facilitate software reuse by enabling programs to import classes from other packages (as we have done in most examples). Another benefit of packages is that they provide a convention for unique class names, which helps prevent class-name conflicts (discussed later in this section). This section introduces how to create your own packages. ...

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