How to invoke a backing bean method before ADF Life cycle ends using finalizer

Use case : Invoke a method in backing bean just before ADF life cycle ends, For eg : Whenever use closes the browser window of a specific page fragment, Want to invoke a method in backing bean.

Implementation

Define a finalizer entry in taskflow corresponds to the page fragment as shown below, releaseLock() is the method defined in CustomerBean.

This will invoke releaseLock() method whenever exit from specific page fragment.

<finalizer id="1">#{pageFlowScope.CustomerBean.releaseLock}</finalizer>