To add the
cancel operation to the BPEL process WSDL interface, we will proceed as follows:
We will open the
BookWarehousingBPEL.wsdlinterface.We will scroll down to the declaration of the
BookWarehousingBPELport type. We can see that the port type specifies a singleprocessoperation:
We will add the
canceloperation, which the client will use to cancel the running BPEL instance. In our example, we will use the same input message as in theprocessoperation:
Next, we will add the
canceloperation as the trigger for the OnEvent event handler. We will open theBookWarehousingBPEL.bpelprocess and double click on the OnEvent activity.A window will pop up, where we will specify the partner link, port type, and operation name. We will specify the client partner link, the BookWarehousingBPEL port type, and the cancel operation. For the variable, we will type the
cancelInputMessagename and select Message Type asBookWarehousingBPELRequestMessage...