Module org.eclipse.persistence.sdo

Package commonj.sdo.helper

Interface DataFactory

All Known Subinterfaces:

SDODataFactory

All Known Implementing Classes:

JAXBDataFactory, SDODataFactoryDelegate, SDODataFactoryDelegator

public interface DataFactory

A Factory for creating DataObjects. The created DataObjects are not connected to any other DataObjects.

Field Summary

Fields

Modifier and Type	Field	Description
static final DataFactory	INSTANCE	The default DataFactory.

Method Summary

Modifier and Type	Method	Description
DataObject	create(Type type)	Create a DataObject of the Type specified.
DataObject	create(Class interfaceClass)	Create a DataObject supporting the given interface.
DataObject	create(String uri, String typeName)	Create a DataObject of the Type specified by typeName with the given package uri.

Field Details

INSTANCE

static final DataFactory INSTANCE

The default DataFactory.

Method Details

create

DataObject create(String uri,
 String typeName)

Create a DataObject of the Type specified by typeName with the given package uri. If the uri is null or "", then a type with null uri will be looked up.

Parameters:

uri - The uri of the Type.

typeName - The name of the Type.

Returns:

the created DataObject.

Throws:

IllegalArgumentException - if the uri and typeName does not correspond to a Type this factory can instantiate.

create

DataObject create(Class interfaceClass)

Create a DataObject supporting the given interface. InterfaceClass is the interface for the DataObject's Type. The DataObject created is an instance of the interfaceClass.

Parameters:

interfaceClass - is the interface for the DataObject's Type.

Returns:

the created DataObject.

Throws:

IllegalArgumentException - if the instanceClass does not correspond to a Type this factory can instantiate.

create

DataObject create(Type type)

Create a DataObject of the Type specified.

Parameters:

type - The Type.

Returns:

the created DataObject.

Throws:

IllegalArgumentException - if the Type cannot be instantiaed by this factory.