Java™ APIs for XML Kick Start

Appendix B. XML: A Quick Tour

IN THIS APPENDIX

• What Is XML?

• A Sample XML Document

• The XML Declaration

• Comments

• The Root Element

• Processing Instructions

• Elements

• Attributes

• Character References

• Entity References

• CDATA Section

• Document Type Definition (DTD)

• The Document Type Declaration

• Declaring Elements

• Declaring Attributes

The Internet and the World Wide Web have grown from a collection of HTML pages displaying static data to a complex environment that facilitates the exchange of data from heterogenous systems, databases, directory services, and sundry other applications. More often than not, these applications are server-side business components, hosted on heterogeneous platforms and environments, which consume and process the data without any human intervention ...