Beginning POJOs takes you through the construction of a complex enterprise Java application centered around JBoss, Spring, Hibernate, Tapestry, and Ant. This book is ideal if you're new to open-source Java and want to build enterprise Java applications from scratch, using the full range of available open-source tools and frameworks.
Written by Lift Scala web framework founder and lead Dave Pollak, Beginning Scala takes a down-to-earth approach to teaching Scala that leads you through simple examples that can be combined to build complex, scalable systems and applications.
Bluetooth for Java describes how to develop wireless Java applications using Bluetooth for a variety of platforms. This includes an API overview of the Java library, development of Bluetooth-based services, highlights of security concerns, and walkthroughs for development with some of the different tools available.
Authors Linwood and Minter describe the Java portlet API, including security, portlet life cycles, and portlet interaction with servlets and JSP. Several example portlets are developed to give you hands-on portlet experience. You'll even learn how to port existing servlet and JSP applications into a new portal environment.
In Building Spring 2 Enterprise Applications, the Spring development team at Interface21 will take you from first steps to integration of other technologies, to give you everything you need to develop your own Spring enterprise applications.
Creating Mobile Games: Using Java ME Platform to Put the Fun into Your Mobile Device and Cell Phone is a practical build-it-yourself mobile Java games book with lots of complete working code and advice.