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Chapter 13
The focus in this chapter is on writing programs that create HTML pages. In section 13.1 we
talk about HTML and some of the common HTML tags. Be sure to have students view the
source on some different HTML pages to see the tags from actual pages.
In section 13.2 we create Java classes that write simple Web pages. As we have before in the
book we start out with methods that a beginner might write and then break them into smaller,
reusable methods. We show how you can create a Web page with thumbnails of pictures with
In section 13.3 we introduce databases, maps, and generics. Students can use a HashMap to
create a PhoneBook class. Be sure to point out that cell phones use maps. Ask students how to
add the ability to look-up a name when given a phone number? See if they can add this to their
PhoneBook class. You can even have the students create a new class Contact where each
Contact object can have a name, home phone, cell phone, work phone, and a picture.
In section 13.4 we cover the basics of working with a relational database. The goal of this
chapter is for students to get some sense of how databases work and how Web pages can be
