Package com.arcadedb.engine

Class FileManager

java.lang.Object

com.arcadedb.engine.FileManager

public class FileManager
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FileManager.FileChange
static class	FileManager.FileManagerStats

Constructor Summary

Constructors

Constructor	Description
FileManager(String path, ComponentFile.MODE mode, Set<String> supportedFileExt)

Method Summary

Modifier and Type	Method	Description
void	close()
void	dropFile(int fileId)
boolean	existsFile(int fileId)
ComponentFile	getFile(int fileId)
List<ComponentFile>	getFiles()
ComponentFile	getOrCreateFile(int fileId, String filePath)
ComponentFile	getOrCreateFile(String fileName, String filePath, ComponentFile.MODE mode)
List<FileManager.FileChange>	getRecordedChanges()
FileManager.FileManagerStats	getStats()
long	getVirtualFileSize(Integer fileId)
int	newFileId()
void	setVirtualFileSize(Integer fileId, long fileSize)
boolean	startRecordingChanges()	Start recording changes in file system.
void	stopRecordingChanges()

Methods inherited from class java.lang.Object

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

Constructor Detail

FileManager

public FileManager(String path,
                   ComponentFile.MODE mode,
                   Set<String> supportedFileExt)

Method Detail

startRecordingChanges

public boolean startRecordingChanges()

Start recording changes in file system. Changes can be returned (before the end of the lock in database) with getRecordedChanges().

Returns:

true if the recorded started and false if it was already started.

getRecordedChanges

public List<FileManager.FileChange> getRecordedChanges()

stopRecordingChanges

public void stopRecordingChanges()

close

public void close()

dropFile

public void dropFile(int fileId)
              throws IOException

Throws:

IOException

getVirtualFileSize

public long getVirtualFileSize(Integer fileId)
                        throws IOException

Throws:

IOException

setVirtualFileSize

public void setVirtualFileSize(Integer fileId,
                               long fileSize)

getStats

public FileManager.FileManagerStats getStats()

getFiles

public List<ComponentFile> getFiles()

existsFile

public boolean existsFile(int fileId)

getFile

public ComponentFile getFile(int fileId)

getOrCreateFile

public ComponentFile getOrCreateFile(String fileName,
                                     String filePath,
                                     ComponentFile.MODE mode)
                              throws IOException

Throws:

IOException

getOrCreateFile

public ComponentFile getOrCreateFile(int fileId,
                                     String filePath)
                              throws IOException

Throws:

IOException

newFileId

public int newFileId()