Among the most popular open source stacks for implementing a SOAP/WS-* based solution in the Java space are Apache Axis2, Apache CXF, Spring Web Services and Sun’s Metro.

Stefan Tilkov posed a number of questions to the lead developers of these stacks – Paul Fremantle (Axis2), Dan Diephouse (CXF), Arjen Poutsma (Spring Web Services), Thomas Diesler (JBossWS) and Kohsuke Kawaguchi (Metro) – about their design goals, their approach towards Java and Web services standards, data binding, accessing XML, interoperability, REST support, and framework maturity

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ADB is a light weight data binding framework specially developed for use with Apache Axis2. An introduction to ADB and the basic structure of the ADB generated code was discussed in the article ADB Generated Code in Apache Axis2 [1] This article by Amila Suriarachchi succeeds the previous one and elaborates the schema support currently available with ADB.

One of the most valuable and often overlooked benefits of an Service Oriented Architecture (SOA) strategy is the impact it has on the general population. From helping reduce home energy bills, to saving money on car insurance, to safeguarding your retirement investments, SOA is quickly becoming a critical (albeit invisible) ally for today's consumers.

Ulf Dittmer, moderator and WikiAdministrator at JavaRanch in this article presents two kinds of WS clients, one using the SAAJ API which was also discussed in his first article, the other one using Axis own API.