Special Edition Using XML, Second Edition

Implementations of the DOM

There are several implementations of the DOM API available. Most of them are available free of charge; some are distributed under the terms of open-source license. Let's look at a few of them.

Crimson/Xerces

Crimson is a subproject of the Apache XML project derived from the Sun Project X parser. It is implemented in Java and is shipped as a part of Sun's products. Currently, it is one of the most common XML parsers in the Java world; however, Sun plans to make it part of another Apache project, Xerces Java 2, which we will discuss in the next section.

Crimson supports the following APIs:

• JAXP— Java API for XML Parsing—an XML processor-independent API, which will be discussed later in Chapter 16 “Working with XML and ...