# Uses of Interface
org.opengis.referencing.datum.DatumAuthorityFactory

Packages that use DatumAuthorityFactory
Package
Description
org.apache.sis.referencing.factory
Creates Coordinate Reference System (CRS) objects from given properties or authority codes.
org.apache.sis.referencing.factory.sql
Factories for geodetic objects defined in a SQL database, typically the EPSG dataset.

- ## Uses of DatumAuthorityFactory in org.apache.sis.referencing.factory

  Classes in org.apache.sis.referencing.factory that implement DatumAuthorityFactory
  Modifier and Type
  Class
  Description
  `class`
  `MultiAuthoritiesFactory`
  A factory that delegates the object creation to another factory determined from the authority part in “authority:code” arguments.

- ## Uses of DatumAuthorityFactory in org.apache.sis.referencing.factory.sql

  Classes in org.apache.sis.referencing.factory.sql that implement DatumAuthorityFactory
  Modifier and Type
  Class
  Description
  `class`
  `EPSGDataAccess`
  Data Access Object (DAO) creating geodetic objects from a JDBC connection to an EPSG database.
  `class`
  `EPSGFactory`
  A geodetic object factory backed by the EPSG database.