Book Image

Apache Axis2 Web Services, 2nd Edition

By : Deepal Jayasinghe, Afkham Azeez
Book Image

Apache Axis2 Web Services, 2nd Edition

By: Deepal Jayasinghe, Afkham Azeez

Overview of this book

<p>Web services are gaining popularity and have become one of the major techniques for application integration. Due to the flexibility and advantages of using web services, you want to enable Web service support to your applications. This book is your gateway to learning all you need to know about the Apache Axis2 web service framework and its hands on implementation. <br /><br />Apache Axis2 Web Services, 2nd Edition is your comprehensive guide to implementing this incredibly powerful framework in practice. It gives you precisely what you need to know to develop a detailed practical understanding of this popular, modular and reliable web service framework.<br /><br />This book starts with a short and relevant introduction about the Axis2 1.5 framework and then plunges you straight into its architectural model.</p> <p>Learn to use and develop your own modules. Write a services.xml file so efficiently that you'll be creating more complex applications (rather than just POJOs) in no time.</p> <p>Learn how straightforward it really is to turn a Java class into a web service in Axis2. Experiment with different types of sessions in Axis2. Learn different patterns of Enterprise deployment. Ensure reliability in your web service - a major concern in most enterprise applications - with minimum impact on performance.<br /><br />This book will journey you through all this and more, giving you exactly what you need to learn Axis2 1.5 in the easiest way possible and create secure, reliable, and easy-to-use web services efficiently and systematically.</p>
Table of Contents (22 chapters)
Apache Axis2 Web Services
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
15
Building a Secure Reliable Web Service
Index

Chapter 7. Writing an Axis2 Service

In the previous chapters, we introduced and discussed various Axis2 concepts and highlighted the importance of them. Starting from this chapter, we are going to discuss how to use those concepts in the real world. Each chapter provides you with a comprehensive set of examples, which help you to understand the concepts clearly. Repeating the example in your own environment would help you to gain the most out of each chapter. Axis2 introduces several new features to its web services. For example, annotation support, session support, and ways to store session-aware data in the information hierarchy, POJO, and Spring-based web services.

As we have already discussed in the previous chapters, there are two main aspects to any given web service framework; firstly, to provide a hosting environment for web services, and secondly, to provide an invocation framework to access a remote service. Hosting a service includes implementing a service, deployment of the service...