Displaying a DOM Hierarchy
To create or manipulate a DOM, it helps to have a clear idea of how the nodes in a DOM are structured. In this section of the tutorial, you'll expose the internal structure of a DOM.
At this point you need a way to expose the nodes in a DOM so that you can see what it contains. To do that, you'll convert a DOM into a JTreeModel and display the full DOM in a JTree. It takes a bit of work, but the end result will be a diagnostic tool you can use in the future, as well as something you can use to learn about DOM structure now.
Note
In this section, we build a Swing GUI that can display a DOM. The code is in DomEcho02.java. If you have no interest in the Swing details, you can skip ahead to Examining the Structure of a ...
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