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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

static DataFactory

INSTANCE The default DataFactory.

Method Summary

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

Field Detail

INSTANCE

static final DataFactory INSTANCE

The default DataFactory.

Method Detail

create

DataObject create(java.lang.String uri,
                  java.lang.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:

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

create

DataObject create(java.lang.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:

java.lang.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:

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

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