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Use J2SE 5 annotations to eliminate getters and setters Summary The getter setter idiom has always been problematic; it allows too-broad access to the implementation of your classes degrading maintainability as a consequence. The J2SE 5 annotation or metadata feature provides an alternative. Rather than using introspection to find get set methods...

Enterprise Java developers have many fine framework choices at the presentation and persistence levels but what about the business logic that sits in the middle Do you want to recompile a mass of if ... then spaghetti code every time a manager drops a new gotcha in your lap In this article Paul Browne suggests that a rule engine like Drools...

J2SE 5.0 made major changes to the language and version 2.0 of the ASM bytecode manipulation toolkit is well-suited to handle them. In this article Eugene Kuleshov shows how ASM 2.0 makes working with bytecode easier and even offers an example of how to map the external dependencies in an arbitrary .jar file....

O Reilly Media Inc. is rolling out a new syndication mechanism that provides greater control over the content we publish online. You ll notice some improvements immediately such as better standards compliance graphical tiles accompanying article descriptions and enclosure support for podcatching applications. We ve tested the new feeds using a variety...

Joshua Marinacci coauthor of Swing Hacks shows you six undocumented features classes and properties that let you hack into Swing. From how to hide a frame from the Windows task bar to how to make Mac OS X windows truly transparent these undocumented hacks can add a level of polish that will make your apps stand out from the rest....

iBatis DAO   By onjava.com
The J2EE Data Access Object pattern calls for encapsulating access to a data source behind an API giving you the freedom to change implementations or use different persistence strategies for different operations. As Sunil Patil shows the Apache iBatis DAO framework helps you develop such a strategy....

Hibernate 3 Formulas   By onjava.com
Hibernate s formula element has been limited in previous versions of the popular object-relational mapping framework but in Hibernate 3 your formulas can be used in many new ways that will simplify and empower your programming. Dai Yifan shows you what s new....

It s almost too easy to express your business logic as a spaghetti-code fiasco. The result is hard to test hard to maintain and hard to update. Rule engines offer an alternative express your business logic as rules outside of your Java code in a format even the business side of the office can understand. Paul Browne uses the open source Drools...

The messaging strategies needed for web services vary and Apache Axis2 has addressed this problem by creating basic building blocks from which many messaging schemes can be built. Srinath Perera and Ajith Ranabahu show how it works....

Emmanuel Proulx s series on Eclipse plugin development continues by showing how to put together a useful data model and a wizard GUI....

Business Process Modeling BPM is a set of technologies and standards for the design execution administration and monitoring of business processes. In this article Mike Havey author of Essential Business Process Modeling briefly describes the state of BPM today and the BPM standards then builds an ideal BPM architecture using the example...

Container-managed transactions seem more capable than bean-managed transactions in the EJB spec with the latter unable to for example suspend and resume transactions. But what looks like a limitation isn t necessarily so according to Dmitry Maximovich who shows you how to get to the underlying TransactionManager making BMT as powerful as CMT....

Want to support uploading of files from the user s browser to your web application You could parse the multipart form data yourself--or you could let Java do it for you. JSF doesn t support this out of the box but as Andrei Cioroianu shows several JSF-based frameworks do....

Taking JUnit Out of the Box   By onjava.com
JUnit is practically ubiquitous among Java developers as a way to test code but it s somewhat limited by the fact that it s only meant to run in one JVM on one box hampering its usefulness when developing distributed applications. In this article Amir Shevat shows how the open source JUnit extension Pisces helps JUnit overcome this limitation....

Generics in J2SE 5.0   By onjava.com
Generics are one of the most prominent language features in J2SE 5.0 but are you using them yet Properly used they allow greater flexibility compile-time type safety and fewer annoying and potentially unsafe casts. In this article Budi Kurniawan shows how they work....

134 Articles.    Next Page   

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