Creating an XML File
Before exploring XOM, you should learn some things about XML and how it stores data. XML data turns up in countless places—it can be stored to a file, transmitted over an Internet network, and held in a program's memory.
As XML became popular, Sun Microsystems took note of its usefulness by supporting the format. Several classes in the Java 2 class library can read and write XML, including the Properties class in the java.util package, which was covered in the previous hour, “Reading and Writing Files.”
A Properties object can be stored as XML rather than in the name=value format covered in the preceding hour.
After the object has been filled with configuration properties, its storeToXML() method saves it to an XML file. ...