Building XML Applications. Begin Building XML Applications, Today! The Hottest New Way to Build Content - Know It or Be Left Behind. Building XML Applications is your guide into this robust and flexible markup language which is revolutionizing the way information is presented, stored, and processed. With XML and Java, you can create the next generation of distributed Internet/Network applications. This book clearly explains XML and also walks you through the creation of real applications. Content-based structure and flexibility is at the core of XML, permitting the creation of documents with content bearing meaning for both humans and computers.