org.neo4j.kernel

Class DefaultFileSystemAbstraction

java.lang.Object

org.neo4j.kernel.DefaultFileSystemAbstraction

All Implemented Interfaces:

org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

public class DefaultFileSystemAbstraction
extends Object
implements org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Default file system abstraction that creates files using the underlying file system.

Nested Class Summary

Nested classes/interfaces inherited from interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction.ThirdPartyFileSystem

Constructor Summary

Constructors

Constructor and Description
DefaultFileSystemAbstraction()

Method Summary

Methods

Modifier and Type	Method and Description
void	copyFile(File from, File to)
void	copyRecursively(File fromDirectory, File toDirectory)
FileChannel	create(File fileName)
boolean	deleteFile(File fileName)
void	deleteRecursively(File directory)
boolean	fileExists(File fileName)
long	getFileSize(File fileName)
<K extends org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction.ThirdPartyFileSystem> K	getOrCreateThirdPartyFileSystem(Class<K> clazz, Function<Class<K>,K> creator)
boolean	isDirectory(File file)
File[]	listFiles(File directory)
boolean	mkdir(File fileName)
void	mkdirs(File path)
void	moveToDirectory(File file, File toDirectory)
FileChannel	open(File fileName, String mode)
InputStream	openAsInputStream(File fileName)
OutputStream	openAsOutputStream(File fileName, boolean append)
Reader	openAsReader(File fileName, String encoding)
Writer	openAsWriter(File fileName, String encoding, boolean append)
boolean	renameFile(File from, File to)
org.neo4j.kernel.impl.nioneo.store.FileLock	tryLock(File fileName, FileChannel channel)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultFileSystemAbstraction

public DefaultFileSystemAbstraction()

Method Detail

open

public FileChannel open(File fileName,
               String mode)
                 throws IOException

Specified by:

open in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

openAsOutputStream

public OutputStream openAsOutputStream(File fileName,
                              boolean append)
                                throws IOException

Specified by:

openAsOutputStream in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

openAsInputStream

public InputStream openAsInputStream(File fileName)
                              throws IOException

Specified by:

openAsInputStream in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

openAsReader

public Reader openAsReader(File fileName,
                  String encoding)
                    throws IOException

Specified by:

openAsReader in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

openAsWriter

public Writer openAsWriter(File fileName,
                  String encoding,
                  boolean append)
                    throws IOException

Specified by:

openAsWriter in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

tryLock

public org.neo4j.kernel.impl.nioneo.store.FileLock tryLock(File fileName,
                                                  FileChannel channel)
                                                    throws IOException

Specified by:

tryLock in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

create

public FileChannel create(File fileName)
                   throws IOException

Specified by:

create in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

mkdir

public boolean mkdir(File fileName)

Specified by:

mkdir in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

mkdirs

public void mkdirs(File path)
            throws IOException

Specified by:

mkdirs in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

fileExists

public boolean fileExists(File fileName)

Specified by:

fileExists in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

getFileSize

public long getFileSize(File fileName)

Specified by:

getFileSize in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

deleteFile

public boolean deleteFile(File fileName)

Specified by:

deleteFile in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

deleteRecursively

public void deleteRecursively(File directory)
                       throws IOException

Specified by:

deleteRecursively in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

renameFile

public boolean renameFile(File from,
                 File to)
                   throws IOException

Specified by:

renameFile in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

listFiles

public File[] listFiles(File directory)

Specified by:

listFiles in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

isDirectory

public boolean isDirectory(File file)

Specified by:

isDirectory in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

moveToDirectory

public void moveToDirectory(File file,
                   File toDirectory)
                     throws IOException

Specified by:

moveToDirectory in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

copyFile

public void copyFile(File from,
            File to)
              throws IOException

Specified by:

copyFile in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

copyRecursively

public void copyRecursively(File fromDirectory,
                   File toDirectory)
                     throws IOException

Specified by:

copyRecursively in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction

Throws:

IOException

getOrCreateThirdPartyFileSystem

public <K extends org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction.ThirdPartyFileSystem> K getOrCreateThirdPartyFileSystem(Class<K> clazz,
                                                                                                                          Function<Class<K>,K> creator)

Specified by:

getOrCreateThirdPartyFileSystem in interface org.neo4j.kernel.impl.nioneo.store.FileSystemAbstraction