WS-BPEL 2.0 Beginner's Guide

Time for action – specifying alarm event handler activities

Let's now add the activities that will execute within the alarm event handler. As we have already said, we will notify the client that an event handler has been invoked on the BPEL process.

To achieve this, we will perform the following steps:

1. Open the BookWarehousingBPEL.bpel process.
2. Before we can add the <invoke> activity, we will prepare the variable for the response message. To achieve this, we add the <assign> activity into the event handler body (using drag-and-drop).
3. Rename the <assign> activity as AssignAlarmEventCallback, as shown in the following screenshot:
   
4. By double-clicking on ...