Class CopyOnWriteFileSystem

java.lang.Object

java.nio.file.FileSystem

net.minecraft.util.filefix.virtualfilesystem.CopyOnWriteFileSystem

All Implemented Interfaces:

Closeable, AutoCloseable

public class CopyOnWriteFileSystem
extends FileSystem

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final record	CopyOnWriteFileSystem.Moves

Field Summary

Fields

Modifier and Type	Field	Description
private final Path	baseDirectory
private static final Set<String>	FILE_ATTRIBUTE_VIEWS
private DirectoryNode	fileTree
private static final org.slf4j.Logger	LOGGER
private final CopyOnWriteFSProvider	provider
private final CopyOnWriteFSPath	rootPath
private final PathMatcher	skippedPaths
private final CopyOnWriteFileStore	store
private final Path	tmpDirectory
private final AtomicInteger	tmpFileIndex

Constructor Summary

Constructors

Modifier	Constructor	Description
private	CopyOnWriteFileSystem(String name, Path baseDirectory, Path tmpDirectory, PathMatcher skippedPaths)

Method Summary

Modifier and Type	Method	Description
FileSystem	backingFileSystem()
Path	baseDirectory()
private DirectoryNode	buildFileTreeFrom(Path baseDirectory)
void	close()
CopyOnWriteFileSystem.Moves	collectMoveOperations(Path outPath)
private void	collectMoveOperations(Path outPath, DirectoryNode folder, CopyOnWriteFileSystem.Moves result)
static CopyOnWriteFileSystem	create(String name, Path baseDirectory, Path tmpDirectory, PathMatcher skippedPaths)
static void	createDirectories(List<Path> directories)
(package private) Path	createTemporaryFilePath()
(package private) DirectoryNode	fileTree()
Iterable<FileStore>	getFileStores()
CopyOnWriteFSPath	getPath(String first, String... more)
PathMatcher	getPathMatcher(String syntaxAndPattern)
Iterable<Path>	getRootDirectories()
String	getSeparator()
UserPrincipalLookupService	getUserPrincipalLookupService()
static void	hardLinkFiles(List<FileMove> moves)
boolean	isOpen()
boolean	isReadOnly()
static void	moveFiles(List<FileMove> moves)
static void	moveFilesWithRetry(List<FileMove> moves, CopyOption... options)
WatchService	newWatchService()
CopyOnWriteFSProvider	provider()
protected void	resetFileTreeToBaseFolderContent()
CopyOnWriteFSPath	rootPath()
CopyOnWriteFileStore	store()
Set<String>	supportedFileAttributeViews()
Path	tmpDirectory()
static List<FileMove>	tryRevertMoves(List<FileMove> moves, CopyOption... options)

Methods inherited from class Object

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

Field Details

FILE_ATTRIBUTE_VIEWS

private static final Set<String> FILE_ATTRIBUTE_VIEWS

LOGGER

private static final org.slf4j.Logger LOGGER

store

private final CopyOnWriteFileStore store

provider

private final CopyOnWriteFSProvider provider

baseDirectory

private final Path baseDirectory

skippedPaths

private final PathMatcher skippedPaths

tmpDirectory

private final Path tmpDirectory

rootPath

private final CopyOnWriteFSPath rootPath

tmpFileIndex

private final AtomicInteger tmpFileIndex

fileTree

private DirectoryNode fileTree

Constructor Details

CopyOnWriteFileSystem

private CopyOnWriteFileSystem(String name,
 Path baseDirectory,
 Path tmpDirectory,
 PathMatcher skippedPaths)
                       throws IOException

Throws:

IOException

Method Details

create

public static CopyOnWriteFileSystem create(String name,
 Path baseDirectory,
 Path tmpDirectory,
 PathMatcher skippedPaths)
                                    throws IOException

Throws:

IOException

buildFileTreeFrom

private DirectoryNode buildFileTreeFrom(Path baseDirectory)
                                 throws IOException

Throws:

IOException

resetFileTreeToBaseFolderContent

protected void resetFileTreeToBaseFolderContent()
                                         throws IOException

Throws:

IOException

provider

public CopyOnWriteFSProvider provider()

Specified by:

provider in class FileSystem

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in class FileSystem

Throws:

IOException

isOpen

public boolean isOpen()

Specified by:

isOpen in class FileSystem

isReadOnly

public boolean isReadOnly()

Specified by:

isReadOnly in class FileSystem

getSeparator

public String getSeparator()

Specified by:

getSeparator in class FileSystem

getRootDirectories

public Iterable<Path> getRootDirectories()

Specified by:

getRootDirectories in class FileSystem

getFileStores

public Iterable<FileStore> getFileStores()

Specified by:

getFileStores in class FileSystem

supportedFileAttributeViews

public Set<String> supportedFileAttributeViews()

Specified by:

supportedFileAttributeViews in class FileSystem

getPath

public CopyOnWriteFSPath getPath(String first,
 String... more)

Specified by:

getPath in class FileSystem

getPathMatcher

public PathMatcher getPathMatcher(String syntaxAndPattern)

Specified by:

getPathMatcher in class FileSystem

getUserPrincipalLookupService

public UserPrincipalLookupService getUserPrincipalLookupService()

Specified by:

getUserPrincipalLookupService in class FileSystem

newWatchService

public WatchService newWatchService()

Specified by:

newWatchService in class FileSystem

store

public CopyOnWriteFileStore store()

rootPath

public CopyOnWriteFSPath rootPath()

fileTree

DirectoryNode fileTree()

baseDirectory

public Path baseDirectory()

tmpDirectory

public Path tmpDirectory()

createTemporaryFilePath

Path createTemporaryFilePath()

backingFileSystem

public FileSystem backingFileSystem()

collectMoveOperations

public CopyOnWriteFileSystem.Moves collectMoveOperations(Path outPath)

collectMoveOperations

private void collectMoveOperations(Path outPath,
 DirectoryNode folder,
 CopyOnWriteFileSystem.Moves result)

createDirectories

public static void createDirectories(List<Path> directories)
                              throws IOException

Throws:

IOException

hardLinkFiles

public static void hardLinkFiles(List<FileMove> moves)
                          throws IOException

Throws:

IOException

moveFiles

public static void moveFiles(List<FileMove> moves)
                      throws IOException

Throws:

IOException

moveFilesWithRetry

public static void moveFilesWithRetry(List<FileMove> moves,
 CopyOption... options)
                               throws IOException

Throws:

IOException

tryRevertMoves

public static List<FileMove> tryRevertMoves(List<FileMove> moves,
 CopyOption... options)