Package io.roastedroot.zerofs

Class FileFactory

java.lang.Object

io.roastedroot.zerofs.FileFactory

final class FileFactory
extends java.lang.Object

Factory for creating new files and copying files. One piece of the file store implementation.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private class	FileFactory.DirectorySupplier
private class	FileFactory.RegularFileSupplier
private class	FileFactory.SymbolicLinkSupplier

Field Summary

Fields

Modifier and Type	Field	Description
private java.util.function.Supplier<Directory>	directorySupplier
private HeapDisk	disk
private FileTimeSource	fileTimeSource
private java.util.concurrent.atomic.AtomicInteger	idGenerator
private java.util.function.Supplier<RegularFile>	regularFileSupplier

Constructor Summary

Constructors

Constructor	Description
FileFactory(HeapDisk disk, FileTimeSource fileTimeSource)	Creates a new file factory using the given disk for regular files and the given time source.

Method Summary

Modifier and Type	Method	Description
File	copyWithoutContent(File file)	Creates and returns a copy of the given file.
Directory	createDirectory()	Creates a new directory.
(package private) RegularFile	createRegularFile()	Creates a new regular file.
Directory	createRootDirectory(Name name)	Creates a new root directory with the given name.
(package private) SymbolicLink	createSymbolicLink(ZeroFsPath target)	Creates a new symbolic link referencing the given target path.
java.util.function.Supplier<Directory>	directoryCreator()	Returns a supplier that creates directories.
private int	nextFileId()
java.util.function.Supplier<RegularFile>	regularFileCreator()	Returns a supplier that creates regular files.
java.util.function.Supplier<SymbolicLink>	symbolicLinkCreator(ZeroFsPath target)	Returns a supplier that creates a symbolic links to the given path.

Methods inherited from class java.lang.Object

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

Field Detail

idGenerator

private final java.util.concurrent.atomic.AtomicInteger idGenerator

disk

private final HeapDisk disk

fileTimeSource

private final FileTimeSource fileTimeSource

directorySupplier

private final java.util.function.Supplier<Directory> directorySupplier

regularFileSupplier

private final java.util.function.Supplier<RegularFile> regularFileSupplier

Constructor Detail

FileFactory

public FileFactory(HeapDisk disk,
                   FileTimeSource fileTimeSource)

Creates a new file factory using the given disk for regular files and the given time source.

Method Detail

nextFileId

private int nextFileId()

createDirectory

public Directory createDirectory()

Creates a new directory.

createRootDirectory

public Directory createRootDirectory(Name name)

Creates a new root directory with the given name.

createRegularFile

RegularFile createRegularFile()

Creates a new regular file.

createSymbolicLink

SymbolicLink createSymbolicLink(ZeroFsPath target)

Creates a new symbolic link referencing the given target path.

copyWithoutContent

public File copyWithoutContent(File file)
                        throws java.io.IOException

Creates and returns a copy of the given file.

Throws:

java.io.IOException

directoryCreator

public java.util.function.Supplier<Directory> directoryCreator()

Returns a supplier that creates directories.

regularFileCreator

public java.util.function.Supplier<RegularFile> regularFileCreator()

Returns a supplier that creates regular files.

symbolicLinkCreator

public java.util.function.Supplier<SymbolicLink> symbolicLinkCreator(ZeroFsPath target)

Returns a supplier that creates a symbolic links to the given path.