You might be interested in keeping up-to-date with the services and modules deployed within an Axis2 engine. For example, you might want to know when new services and modules are deployed within Axis2 or when they are removed. For this purpose Axis2 provides a notification mechanism for you to register yourself and be notified when changes are made to the services and modules deployed. This tutorial by Eran Chinthaka introduces the event notification mechanism within Axis2 engine that makes it all possible.

Introduction

Oftentimes, it is important to be tuned into the changes that occur iside the Axis2 engine. For example, an Axis2 user may be interested in finding out about new services and modules deployed within the system, or, want to publish when those modules and services are removed from the system. One way users are able to find out about these changes is by having a RSS feed published within the Axis2 engine. This tutorial provides you with insights to useing the in-built capabilities within Axis2 to find out what is happening within Axis2. This helps you write your own method of publishing this information to your server users, if required.

Applies To

Table of Content

1. Writing an Event Listener Service [0]
   1. Step 1 : Registering an event listener [0]
   2. Step 2 : Implement AxisObserver [0]
2. Summary [0]
3. Resources [0]

Axis2 User Guide [1]

Axis2 deployment model [2] - This article contains a good introduction to Axis2 modules and service packaging

Author

Eran Chinthaka, Member - Apache Software Foundation, chinthaka(!) at apache(!).org(!)