JBoss Drools is an open source business rules engine that provides agility and flexibility to your business logic. Drools 5 has evolved to provide a unified and integrated platform for business rules, business processes, event processing and automated planning. With this book in hand you will be able to use

Get started with Spring Integration, the lightweight Java-based framework that makes designing and developing message-oriented architectures a breeze. Through numerous examples, you’ll learn how to use this open source framework’s basic building blocks to work with both inter- and intra-application programming models.

If you’re a Java developer familiar with the

In Java: The Complete Reference, Eighth Edition, bestselling programming author Herb Schildt shows you everything you need to develop, compile, debug, and run Java programs. Updated for Java Platform, Standard Edition 7 (Java SE 7), this comprehensive volume covers the entire Java language, including its syntax, keywords, and fundamental programming

Unlike many Flex books that presume readers want to develop applications from scratch, Flex on Java is for developers in the real world-where Flex is one more technology being added to existing systems developed in Java, and where integration is the key indicator of success.

Written for Java developers beginning

Mahout in Action is a hands-on introduction to machine learning with Apache Mahout. Following real-world examples, the book presents practical use cases and then illustrates how Mahout can be applied to solve them. Includes a free audio- and video-enhanced ebook.

What does it take to build well-engineered Android applications? Explore Android’s core building blocks and APIs in depth with this authoritative guide (updated to cover the Ice Cream Sandwich version of Android), and learn how to create compelling apps that work on a full range of Android devices. You’ll work

Mobile applications are hard enough to design and build without having to rewrite the app for multiple, often incompatible, platforms. Using GWT and PhoneGap this book will show you how you can use a language you already know, Java, to build mobile apps for multiple mobile platforms at once; even

Liferay portal is one of the most mature portal frameworks in the market, offering many key business benefits that involve personalization, customization, and workflow. If you are a Java developer who wants to build custom web sites and intranet applications using Liferay portal, this book is all you need. Liferay