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Tales from TheServerSide
 o EJB Persistence

New Articles
 o The State of Workflow
 o MDA: Nice idea, shame about the...

Featured Blogs
 o An Adventure with J2EE 1.4 Blueprints

Key J2EE Industry News Headlines
 Some key headlines:
 o TMC Introduces SOA Blueprints; Public Review Open
 o BEA to Release Apache Beehive: Workshop Open Sourced

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EJB Persistence

Entity Beans have had a tough time trying to gain acceptance in the J2EE community. In the latest Tales from TheServerSide cartoon, the woes for entity beans continue. Find out why entity bean 'persistence' can prove disastrous for your session facade layer and how 'performance' is even worse outside the container.

This newsletter is sponsored in part by DataDirect Technologies

Still trying to improve JDBC performance? See Part 3 of: Performance Tips for the Data Tier coming June 2nd. John Goodson tells you which JDBC objects and methods will give you the best performance. *JUST RELEASED* Evaluate DataDirect Connect for JDBC 3.4 Blistering performance; Oracle 10g support; enhanced failover and load balancing functionality across all databases (improves Oracle RAC!)

The State of Workflow

By Tom Baeyens

Tom Baeyens explains what workflow management systems are and looks at the advantages of business process management. He explains why the workflow market is such a mess and concludes that selecting a workflow management system is the hardest task companies have to face. He describes the concepts and provides a guided tour of the specs and tools available.

MDA: Nice idea, shame about the...

By Dan Haywood

Dan Haywood has written an in-depth critique on MDA. He looks at the goals of MDA, the parts and pieces, what is right about MDA, and the various issues. He ends up thinking that MDA isn't a total write-off: "What MDA has contributed then is the definition of a problem".

An Adventure with J2EE 1.4 Blueprints

By Debu Panda

Debu Panda has written about the latest addition to the Java Blueprints program, the Adventure Builder. He reviews the architecture, and the portability issues that he found when porting to OC4J.

TMC Introduces SOA Blueprints; Public Review Open
The Middleware Company is introducing SOA Blueprints, an effort done in conjunction with BEA Systems to create best practices for developing applications using service-oriented architectures. SOA Blueprints contains an open specification, third-party expert involvement, and upcoming implementations using multiple technologies.

Eclipse 3.0 M9 (a.k.a RC 0) Released
The Eclipse foundation has released M9, or RC0. According to the plan, the 3.0 release is now in "end game" mode. The new features in this release are many, including uber-CVS abilities, semantic highlighting, code folding, and early access support for JDK 1.5 features.

Sun Publishes "XML Client/Service and Java Take On .NET"
Sun recently published an article on its website titled: "XML Client/Service and the Java Platform Take On .NET": With the emerging XML Client/Service technology, web applications can embody a rich user interface, reliable messaging, and performance comparable to .NET desktop applications while still retaining the zero-install deployment advantage of the web.

BEA to Release Apache Beehive: Workshop Open Sourced
BEA is expected to announce that they were open sourcing major parts of their BEA WebLogic Workshop tool-set. The open source product is code-named "Beehive" and will be part of Apache. Rumor is that the parts being open sourced are the Controls, and Page Flows, and Metadata for Web services.

XStream: Java to XML serialization, and back again
Version 1.0 of XStream, a simple open source library to serialize objects to XML and back again has been released. XStream is designed to be fast, places no constraints on the objects being serialized, is easy to use, produces very concise XML and requires no mapping configuration.

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