Use TADCustomManager to manage connection definitions and connection objects. 

Consider accessing the singleton instance of TADManager via ADManager function instead of its explicit creating. 

This class hides some of properties, allowing to control visibility of properties by descendant classes. End users should use TADManager.

TADCustomManager = class(TADComponent, IUnknown, IADStanOptions, IADStanObject);

TADManager, ADManager, IADPhysManager