org.openxava.web.editors

Interface IFilePersistor

All Known Implementing Classes:

FileSystemPersistor, JPAFilePersistor

public interface IFilePersistor

Interface used to interact with a file container (database, file system, etc)

Author:

Jeromy Altuna

Method Summary

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

Method Detail

save

void save(AttachedFile file)

Persist a File (stored somewhere).

This method should generate a unique identifier for the file.

Parameters:

file - Object of class AttachedFile to be persisted

remove

void remove(java.lang.String id)

Remove the file from the storage container.

Parameters:

id - unique identifier of the file

removeLibrary

void removeLibrary(java.lang.String libraryId)

Removes files belonging to a library.

Parameters:

libraryId - Unique identifier of the files library

find

AttachedFile find(java.lang.String id)

Find AttachedFile by primary key.

Parameters:

id - unique identifier of the file

Returns:

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

findLibrary

java.util.Collection<AttachedFile> findLibrary(java.lang.String libraryId)

Find files belonging to a library.

Parameters:

libraryId - Unique identifier of the files library

Returns:

Collection of objects of the class AttachedFile