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 APIs and services to allow applications to model arbitrary hierarchical relationships among any kinds of business objects. The core module design and extension framework make Hierarchy Manager well-suited in tightly coupled systems or in a federated database. Figure 11 shows the Hierarchy Manager components.

Figure 11. Hierarchy Components

Figure 12 shows a typical activity flow in Hierarchy Manager.

Figure 12. Hierarchy Manager Activity Flow

Figure 13 shows the key interfaces from the OMF component.

Figure 13. Key OMF Interfaces