- *
- * Prerequisites for computation is to set all parameters properly:
- * <ul>
- * <li>{@link #setRootPath(InstanceIdentifier)} - Root path of datastore
- * <li>{@link #setListenerRoot(ListenerTree)} - Root of listener registration
- * tree, which contains listeners to be notified
- * <li>{@link #setModificationRoot(NodeModification)} - Modification root, for
- * which events should be computed
- * <li>{@link #setBeforeRoot(Optional)} - State of before modification occurred
- * <li>{@link #setAfterRoot(Optional)} - State of after modification occurred
- * </ul>
- *