Description

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If you're an experienced Java developer in the enterprise, this practical, hands-on book shows you how to use OSGi to design, develop, and deploy modular cloud applications. You'll quickly learn how to use OSGi, through concise code examples and a set of best practices derived from the authors' experiences with real-world projects.

Through the course of this book, you'll learn to develop modern web applications with tools and techniques such as RESTful Web Services, NoSQL, provisioning, elasticity, Auto Scaling, hotfixes, and automatic failover. Code samples are available from GitHub.

• Work with dynamic OSGi services to create modular applications
• Explore the basics of OSGi bundles and modular application design
• Learn advanced topics, including semantic versioning, integration testing, and configuring components
• Understand OSGi pitfalls, anti-patterns, and features you should avoid
• Create a modular architecture for cloud-based web applications
• Discover how maintainability, extensibility, scalability, and testability are affected by modular design
• Get a look at various options for creating web applications with a modular approach
• Interact with persistent storage services, including relational databases and NoSQL
• Examine alternatives for deploying modular applications to the cloud

About the Author

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Paul Bakker is a software architect for Luminis Technologies. His current focus is on building modular enterprise applications and the cloud. He believes that modularity and the cloud are the two main points we have to deal with to bring technology to a next level, and is working on making this possible for main stream software development. Today he is working on educational software focussed on personalised learning for high school students in the Netherlands. He is also responsible for pushing technology forward. Luminis strongly believes in open source and all the technology development they are doing happens in the open source community. Paul is an active contributor on projects such as Amdatu, Apache ACE, JBoss Forge and BndTools. He has a background as trainer on Java related technology and is a regular speaker on conferences.Bert Ertman is a Fellow at Luminis in the Netherlands. Next to his customer assignments he is responsible for stimulating innovation, knowledge sharing, coaching, technology choices and presales activities.Besides his day job he is a Java User Group leader for NLJUG, the Dutch Java User Group. A frequent speaker on Enterprise Java and Software Architecture related topics at international conferences (e.g. J-Fall, Devoxx, JavaOne, Jfokus, etc) as well as an author and member of the editorial advisory board for Dutch software development magazine: Java Magazine. In 2008, Bert was honored by being awarded the coveted title of Java Champion by an international panel of Java leaders and luminaries.