i found some good links here @
Free Ebooks - Web Development and Programming Topics
Web Development and Programming Topics covered:
Oracle Application Server 10G Web Development
Core JavaServer Faces
Struts Reference
JavaServer Pages (JSP)
AJAX In Action
Eclipse
Java Programming Language Ebook
Java Traps and Pitfalls
The Java Programming Language
Java Development with Spring, Hibernate, and Eclipse
Ajax Patterns
Beginning JavaScript with and Ajax
Apache Ant
Jakarta Tomcat
and more
http://free-tech-ebooks.blogspot.com/2007/07/free-ebooks-web-development-and.html
thanks & regards,
maHESH panchal
MBA-SDM,
SCIT, pune