# Uses of Interface
org.apache.cayenne.map.event.ObjEntityListener

Packages that use ObjEntityListener
Package
Description
org.apache.cayenne.map
Contains O/R mapping classes that store relational database metadata information and map it to Java classes.

- ## Uses of ObjEntityListener in org.apache.cayenne.map

  Classes in org.apache.cayenne.map that implement ObjEntityListener
  Modifier and Type
  Class
  Description
  `class`
  `DataMap`
  Stores a collection of related mapping objects that describe database and object layers of an application.
  `class`
  `ObjEntity`
  ObjEntity is a mapping descriptor for a Persistent Java class.