InfoQ Homepage Architecture & Design Content on InfoQ
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Advising Domain Objects without AspectJ
n a recent article on Java.net Eric Batzdorff considers the application of AOP in respect to singletons versus domain objects. Batzdorff points out that the weight of using such technologies can be much more noticeable when advising domain objects versus singletons.
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DB2 and Visual Studio
Last week we talked about Oracle's support for Visual Studio. Well they are not the only ones who see the need to integrate with VS. IBM's DB2 for .NET offers both ADO.NET drivers and Add-ins for Visual Studio.
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Agile Planning Reduces Stress for Business and Developers
In The Freedom of Limited Capacity, Agile coach Mishkin Berteig wrote about what happened when he used Agile planning practices on his own business. By making his long work queue visible, he now had a better way to grapple with reality. Paradoxically, he also experienced a reduction in his stress level - in spite of his very visible backlog! The same effect has been observed on Agile teams.
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Amazon, eBay, Yahoo! architectures to be presented at QCon
Architects from Amazon, eBay, and Yahoo! will be doing case study talks on aspects of their architectures at QCon London (March 14-16), a three day conference (plus 2 tutorial days) featuring speakers such as Martin Fowler, Dave Thomas, Gavin King, Werner Vogels, Rod Johnson, Erik Meijer, and 50 others. Tracks span Java, .NET, Ruby, SOA, Agile, Ajax, Architecture, Usability, and others.
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In Case You Missed It: Oracle Supports .NET in the Database
In the ongoing competition between Microsoft and Oracle for the enterprise developer's attention, SQL Server added the ability to embed .NET code. Not to be out done, Oracle has added that ability as well for both Java and .NET with Oracle Database Extensions for .NET.
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JBoss ESB 4: SOA beyond SOAP/HTTP
JBoss has released a GA version of JBossESB 4.0, its open source ESB product. According to JBoss the ESB supports SOA concepts independently of Web services. InfoQ talked to JBossESB development manager Mark Little.
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Continental Airlines Case Study
It is often said that ASP.NET does not scale and that for real enterprise applications you need to use J2EE. Well, the folks as Continental Airlines beg to differ. Not only does ASP.NET scale in terms of performance, Continental claims it also scales in terms of internationalization.
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SQL Server Compact Edition Released
SQL Server Compact Edition has been released. As we reported in September, this product is being positioned as a replaced for the venerable Jet engine traditional used by Visual Basic programmers for lightweight databases.
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SOA Coverage on Software Engineering Radio
Software Engineering Radio, a podcast for professional developers, has an extensive coverage of SOA, including interviews with Werner Vogels, Steve Vinoski, Gregor Hohpe, and Michael Stal.
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Deep Support for Oracle in Visual Studio
Visual Studio has had some support for SQL Server for quite some time, but that does not help the developers who are targeting Oracle. Fortunately Oracle has taken steps to address this by releasing Oracle Developer Tools for Visual Studio .NET.
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Agile Tracks at Qcon in London in March
QCon, to be held in London March 12-16 2007, is a conference for the Enterprise Software Development Community. Organized jointly by InfoQ.com and JAOO, it builds on 10 years of JAOO experience running conferences in Denmark. Two Agile tracks, including a full day of Open Space, complement the 11 other tracks addressing languages, architecture, case studies and the banking business domain.
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Pragmatic SOA: Adoption Project by Project
According to the latest release from Zapthink, success with SOA rarely necessitates comprehensive change; instead, architects who choose their SOA battles carefully can deliver on SOA's promises to the business via projects of limited scope. Architects who miss this point often set the bar for SOA success too high.
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Interview: Arjen Poutsma on Spring Web Services
InfoQ talks to Spring Web Services creator Arjen Poutsma about Spring's Java Web services stack and the different approach it has to building Java Web services. Topics covered include the reason for yet another WS framework, advantages of contract-first, document-driven Web services, JAX-WS, and REST.
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Presentation: Bob Martin's Principles of Agile Design
Bob Martin of Object Mentor presents the first of his five principles of agile design. Beginning with an explanation of the real purpose of object-oriented design - the management of dependencies - Bob walks through a code example to illustrate how dependencies can be managed with abstractions, and that good designs are those in which high-level abstractions do not depend on low-level details.
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Workshop on Web of Services for Enterprise Computing
The Workshop on Web of Services for Enterprise Computing, organized by the World Wide Web Consortium (W3C), has led to a number of interesting submissions addressing Web Services and the Web.