org.loom.persistence.file
Class DatabaseFileManager

java.lang.Object
  org.loom.persistence.file.DatabaseFileManager

All Implemented Interfaces:

FileManager

@Service
public class DatabaseFileManager
extends java.lang.Object
implements FileManager

Handles file upload and download

Constructor Summary

DatabaseFileManager()

Method Summary

PersistentFile	find(java.lang.Integer id)
protected org.springframework.jdbc.support.lob.LobHandler	getLobHandler()
PersistentFile	merge(FileParameter parameter) Stores a file in the database and return the persistent instance
PersistentFile	merge(PersistentFile file) Stores a file in the database and return the persistent instance
PersistentFile	remove(java.lang.Integer id) Removes a persistent file from the database
protected BlobPersistentFileContents	saveContents(PersistentFile file, java.io.InputStream input, boolean update) Persist the file contents into the database
void	setContentsColumnName(java.lang.String contentsColumnName)
void	setDataSource(javax.sql.DataSource dataSource)
void	setEntityManager(ExtendedEntityManager entityManager)
void	setFileTableName(java.lang.String fileTableName)
void	setLobHandler(org.springframework.jdbc.support.lob.LobHandler lobHandler)

Methods inherited from class java.lang.Object

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

Constructor Detail

DatabaseFileManager

public DatabaseFileManager()

Method Detail

merge

@Transactional
public PersistentFile merge(FileParameter parameter)

Description copied from interface: FileManager

Stores a file in the database and return the persistent instance

Specified by:

merge in interface FileManager

Parameters:

parameter - the uploaded parameter file

Returns:

the persisted instance

merge

@Transactional
public PersistentFile merge(PersistentFile file)

Description copied from interface: FileManager

Stores a file in the database and return the persistent instance

Specified by:

merge in interface FileManager

Parameters:

file - the modified file to store

Returns:

the persisted instance

saveContents

protected BlobPersistentFileContents saveContents(PersistentFile file,
                                                  java.io.InputStream input,
                                                  boolean update)

Persist the file contents into the database

Parameters:

file - The PersistentFile instance

update - true to update an already existing file, false to insert a new one

find

public PersistentFile find(java.lang.Integer id)

Specified by:

find in interface FileManager

Parameters:

id - the persistent file id

Returns:

the persistent file entity

remove

@Transactional
public PersistentFile remove(java.lang.Integer id)

Description copied from interface: FileManager

Removes a persistent file from the database

Specified by:

remove in interface FileManager

Parameters:

id - the file id to remove

Returns:

the removed file entity

setDataSource

@Inject
public void setDataSource(javax.sql.DataSource dataSource)

setContentsColumnName

public void setContentsColumnName(java.lang.String contentsColumnName)

setFileTableName

public void setFileTableName(java.lang.String fileTableName)

setLobHandler

public void setLobHandler(org.springframework.jdbc.support.lob.LobHandler lobHandler)

getLobHandler

protected org.springframework.jdbc.support.lob.LobHandler getLobHandler()

setEntityManager

public void setEntityManager(ExtendedEntityManager entityManager)