This chapter describes the APIs provided for customizing the <ProductName> Hierarchy Manager. It includes the following topics:

• IAttribute Interface
• IExpression Interface
• IFilter Interface
• IFilteredQuery Interface
• IHierarchy Interface
• IHierarchyFolder Interface
• IHierarchyFolderManager Interface
• IHierarchyHandle Interface
• IHierarchyLinkTarget Interface
• IHierarchyManager Interface
• IHierarchyNode Interface
• IHierarchyNodeHandle Interface
• IHierarchyService Interface
• IHierarchyService Interface
• IHierarchyTypeManager Interface
• IHierarchyUserRef Interface
• ILinkTargetConfig Interface