To-do human task
A to-do task is triggered by a BPEL process or other software component. The BPEL process communicates with the to-do human task through an interface expressed in WSDL. In this sense the communication with the human task from BPEL does not differ from the communication with any other service (partner link). The BPEL process sends an input message to the to-do task WSDL interface and receives the result in the output message.
The business process triggers the to-do task with an invoke activity. The web application triggers the to-do task by calling the task API. This is shown in the following figure:
A to-do task can be an inline ...