Class JPAFilePersistor

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java.lang.Object

org.openxava.web.editors.JPAFilePersistor

All Implemented Interfaces:

IFilePersistor

public class JPAFilePersistor
extends Object
implements IFilePersistor

An implementation of IFilePersistor

Author:

Jeromy Altuna

Constructor Summary

Constructors

Constructor	Description
JPAFilePersistor()

Method Summary

Modifier and Type	Method	Description
AttachedFile	find(String id)	Find AttachedFile by primary key.
Collection<AttachedFile>	findLibrary(String libraryId)	Find files belonging to a library.
void	remove(String id)	Remove the file from the storage container.
void	removeLibrary(String libraryId)	Removes files belonging to a library.
void	save(AttachedFile file)	Persist a File (stored somewhere).

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

JPAFilePersistor

public JPAFilePersistor()

Method Details

save

public void save(AttachedFile file)

Description copied from interface: IFilePersistor

Persist a File (stored somewhere).

This method should generate a unique identifier for the file.

Specified by:

save in interface IFilePersistor

Parameters:

file - Object of class AttachedFile to be persisted

See Also:

• IFilePersistor.save(AttachedFile)

remove

public void remove(String id)

Description copied from interface: IFilePersistor

Remove the file from the storage container.

Specified by:

remove in interface IFilePersistor

Parameters:

id - unique identifier of the file

See Also:

• IFilePersistor.remove(String)

removeLibrary

public void removeLibrary(String libraryId)

Description copied from interface: IFilePersistor

Removes files belonging to a library.

Specified by:

removeLibrary in interface IFilePersistor

Parameters:

libraryId - Unique identifier of the files library

See Also:

• IFilePersistor.removeLibrary(String)

findLibrary

public Collection<AttachedFile> findLibrary(String libraryId)

Description copied from interface: IFilePersistor

Find files belonging to a library.

Specified by:

findLibrary in interface IFilePersistor

Parameters:

libraryId - Unique identifier of the files library

Returns:

Collection of objects of the class AttachedFile

See Also:

• IFilePersistor.findLibrary(String)

find

public AttachedFile find(String id)

Description copied from interface: IFilePersistor

Find AttachedFile by primary key.

Specified by:

find in interface IFilePersistor

Parameters:

id - unique identifier of the file

Returns:

An instance of the file found or null if the file does not exist

See Also:

• IFilePersistor.find(String)