org.geotools.referencing.factory

Class AbstractEpsgMediator

Object

AbstractFactory

ReferencingFactory

AbstractAuthorityFactory

AbstractAuthorityMediator

AbstractEpsgMediator

All Implemented Interfaces:

BufferedFactory, Factory, RegistrableFactory, AuthorityFactory, CRSAuthorityFactory, CSAuthorityFactory, DatumAuthorityFactory, CoordinateOperationAuthorityFactory

Direct Known Subclasses:

HsqlDialectEpsgMediator

public abstract class AbstractEpsgMediator
extends AbstractAuthorityMediator

Abstract implementation for EPSG (has a DataSource reference inside).

DataSource docs needed:

Author:

Cory Horner (Refractions Research)

Nested Class Summary

Nested classes/interfaces inherited from class AbstractAuthorityMediator

AbstractAuthorityMediator.WorkerSafeRunnable

Field Summary

Fields

Modifier and Type	Field and Description
protected DataSource	datasource
static int	PRIORITY The default priority level for this factory.

Fields inherited from class AbstractAuthorityMediator

factories

Fields inherited from class AbstractFactory

hints, MAXIMUM_PRIORITY, MINIMUM_PRIORITY, NORMAL_PRIORITY, priority

Constructor Summary

Constructors

Constructor and Description
AbstractEpsgMediator() No argument constructor - must not fail for factory finder registration.
AbstractEpsgMediator(Hints hints)
AbstractEpsgMediator(Hints hints, DataSource datasource)

Method Summary

Modifier and Type	Method and Description
void	dispose() Clean up the object pool of workers (since we are shutting down).
Citation	getAuthority() The authority body of the objects this factory provides.
protected Connection	getConnection()
InternationalString	getDescriptionText(String code) Gets a description of the object corresponding to a code.
boolean	isConnected() True if this mediator is currently connected to one or more workers.

Methods inherited from class AbstractAuthorityMediator

activateWorker, completeHints, createCartesianCS, createCompoundCRS, createCoordinateOperation, createCoordinateReferenceSystem, createCoordinateSystem, createCoordinateSystemAxis, createCylindricalCS, createDatum, createDerivedCRS, createEllipsoid, createEllipsoidalCS, createEngineeringDatum, createFromCoordinateReferenceSystemCodes, createGeocentricCRS, createGeodeticDatum, createGeographicCRS, createImageCRS, createImageDatum, createObject, createPolarCS, createPrimeMeridian, createProjectedCRS, createSphericalCS, createTemporalCRS, createTemporalDatum, createTimeCS, createUnit, createVerticalCRS, createVerticalCS, createVerticalDatum, createWith, destroyWorker, getAuthorityCodes, getBackingStoreDescription, getIdentifiedObjectFinder, makeWorker, passivateWorker, toKey, trimAuthority, validateWorker

Methods inherited from class AbstractAuthorityFactory

createEngineeringCRS, createExtent, createOperationMethod, createParameterDescriptor, noSuchAuthorityCode

Methods inherited from class ReferencingFactory

ensureNonNull, getVendor

Methods inherited from class AbstractFactory

addImplementationHints, equals, getImplementationHints, getPriority, hashCode, onDeregistration, onRegistration, toString

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface CRSAuthorityFactory

createEngineeringCRS

Methods inherited from interface Factory

getVendor

Methods inherited from interface Factory

getImplementationHints

Field Detail

PRIORITY

public static final int PRIORITY

The default priority level for this factory.

See Also:

Constant Field Values

datasource

protected DataSource datasource

Constructor Detail

AbstractEpsgMediator

public AbstractEpsgMediator()

No argument constructor - must not fail for factory finder registration.

AbstractEpsgMediator

public AbstractEpsgMediator(Hints hints)
                     throws FactoryException

Throws:

FactoryException

AbstractEpsgMediator

public AbstractEpsgMediator(Hints hints,
                            DataSource datasource)

Method Detail

getConnection

protected Connection getConnection()
                            throws SQLException

Throws:

SQLException

getAuthority

public Citation getAuthority()

Description copied from class: AbstractAuthorityMediator

The authority body of the objects this factory provides.

Specified by:

getAuthority in interface AuthorityFactory

Specified by:

getAuthority in class AbstractAuthorityMediator

Returns:

The organization reponsible for definition of the database.

dispose

public void dispose()
             throws FactoryException

Description copied from class: AbstractAuthorityMediator

Clean up the object pool of workers (since we are shutting down).

Subclasses may wish to override this method if they have their own resources to clean up (like a database connection). If you do this please remember to call super.dispose().

Overrides:

dispose in class AbstractAuthorityMediator

Throws:

FactoryException - if an error occured while disposing the factory.

isConnected

public boolean isConnected()

Description copied from class: AbstractAuthorityMediator

True if this mediator is currently connected to one or more workers.

Overrides:

isConnected in class AbstractAuthorityMediator

Returns:

getDescriptionText

public InternationalString getDescriptionText(String code)
                                       throws FactoryException

Gets a description of the object corresponding to a code.

Specified by:

getDescriptionText in interface AuthorityFactory

Specified by:

getDescriptionText in class AbstractAuthorityMediator

Parameters:

code - Value allocated by authority.

Returns:

A description of the object, or null if the object corresponding to the specified code has no description.

Throws:

NoSuchAuthorityCodeException - if the specified code was not found.

FactoryException - if the query failed for some other reason.