Hierarchy Developer's Guide for Oracle Self-Service E-Billing > Hierarchy Manager and OMF Architecture >

Hierarchy Manager Purpose and Components

Hierarchy Manager provides a set of API and services to allow applications to model arbitrary hierarchical relationships among any kind of business objects. The core module design and its new extension framework make it well suited in tightly coupled systems or a federated database. The following figure shows the Hierarchy Manager components.

The following interaction diagram shows a typical activity flow within Hierarchy Manager.

The following diagram shows the key interfaces from OMF component.