Package com.google.common.jimfs

Class JimfsFileSystemProvider

java.lang.Object

java.nio.file.spi.FileSystemProvider

com.google.common.jimfs.JimfsFileSystemProvider

final class JimfsFileSystemProvider
extends java.nio.file.spi.FileSystemProvider

FileSystemProvider implementation for Jimfs. This provider implements the actual file system operations but does not handle creation, caching or lookup of file systems. See SystemJimfsFileSystemProvider, which is the META-INF/services/ entry for Jimfs, for those operations.

Field Summary

Fields

Modifier and Type	Field	Description
private static JimfsFileSystemProvider	INSTANCE
private static java.nio.file.attribute.FileAttribute<?>[]	NO_ATTRS

Constructor Summary

Constructors

Constructor	Description
JimfsFileSystemProvider()

Method Summary

Modifier and Type	Method	Description
void	checkAccess(java.nio.file.Path path, java.nio.file.AccessMode... modes)
private static JimfsPath	checkPath(java.nio.file.Path path)
private void	copy(java.nio.file.Path source, java.nio.file.Path target, com.google.common.collect.ImmutableSet<java.nio.file.CopyOption> options, boolean move)
void	copy(java.nio.file.Path source, java.nio.file.Path target, java.nio.file.CopyOption... options)
void	createDirectory(java.nio.file.Path dir, java.nio.file.attribute.FileAttribute<?>... attrs)
void	createLink(java.nio.file.Path link, java.nio.file.Path existing)
void	createSymbolicLink(java.nio.file.Path link, java.nio.file.Path target, java.nio.file.attribute.FileAttribute<?>... attrs)
void	delete(java.nio.file.Path path)
private static FileSystemView	getDefaultView(JimfsPath path)	Returns the default file system view for the given path.
<V extends java.nio.file.attribute.FileAttributeView> @Nullable V	getFileAttributeView(java.nio.file.Path path, java.lang.Class<V> type, java.nio.file.LinkOption... options)
java.nio.file.FileStore	getFileStore(java.nio.file.Path path)
java.nio.file.FileSystem	getFileSystem(java.net.URI uri)
private static JimfsFileSystem	getFileSystem(java.nio.file.Path path)	Gets the file system for the given path.
java.nio.file.Path	getPath(java.net.URI uri)
java.lang.String	getScheme()
(package private) static JimfsFileSystemProvider	instance()	Returns the singleton instance of this provider.
boolean	isHidden(java.nio.file.Path path)
boolean	isSameFile(java.nio.file.Path path, java.nio.file.Path path2)
void	move(java.nio.file.Path source, java.nio.file.Path target, java.nio.file.CopyOption... options)
java.nio.channels.AsynchronousFileChannel	newAsynchronousFileChannel(java.nio.file.Path path, java.util.Set<? extends java.nio.file.OpenOption> options, @Nullable java.util.concurrent.ExecutorService executor, java.nio.file.attribute.FileAttribute<?>... attrs)
java.nio.channels.SeekableByteChannel	newByteChannel(java.nio.file.Path path, java.util.Set<? extends java.nio.file.OpenOption> options, java.nio.file.attribute.FileAttribute<?>... attrs)
java.nio.file.DirectoryStream<java.nio.file.Path>	newDirectoryStream(java.nio.file.Path dir, java.nio.file.DirectoryStream.Filter<? super java.nio.file.Path> filter)
java.nio.channels.FileChannel	newFileChannel(java.nio.file.Path path, java.util.Set<? extends java.nio.file.OpenOption> options, java.nio.file.attribute.FileAttribute<?>... attrs)
java.nio.file.FileSystem	newFileSystem(java.net.URI uri, java.util.Map<java.lang.String,?> env)
java.nio.file.FileSystem	newFileSystem(java.nio.file.Path path, java.util.Map<java.lang.String,?> env)
java.io.InputStream	newInputStream(java.nio.file.Path path, java.nio.file.OpenOption... options)
private JimfsFileChannel	newJimfsFileChannel(JimfsPath path, java.util.Set<? extends java.nio.file.OpenOption> options, java.nio.file.attribute.FileAttribute<?>... attrs)
java.io.OutputStream	newOutputStream(java.nio.file.Path path, java.nio.file.OpenOption... options)
<A extends java.nio.file.attribute.BasicFileAttributes> A	readAttributes(java.nio.file.Path path, java.lang.Class<A> type, java.nio.file.LinkOption... options)
java.util.Map<java.lang.String,java.lang.Object>	readAttributes(java.nio.file.Path path, java.lang.String attributes, java.nio.file.LinkOption... options)
java.nio.file.Path	readSymbolicLink(java.nio.file.Path link)
void	setAttribute(java.nio.file.Path path, java.lang.String attribute, java.lang.Object value, java.nio.file.LinkOption... options)

Methods inherited from class java.nio.file.spi.FileSystemProvider

deleteIfExists, installedProviders

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

private static final JimfsFileSystemProvider INSTANCE

NO_ATTRS

private static final java.nio.file.attribute.FileAttribute<?>[] NO_ATTRS

Constructor Detail

JimfsFileSystemProvider

JimfsFileSystemProvider()

Method Detail

instance

static JimfsFileSystemProvider instance()

Returns the singleton instance of this provider.

getScheme

public java.lang.String getScheme()

Specified by:

getScheme in class java.nio.file.spi.FileSystemProvider

newFileSystem

public java.nio.file.FileSystem newFileSystem(java.net.URI uri,
                                              java.util.Map<java.lang.String,?> env)
                                       throws java.io.IOException

Specified by:

newFileSystem in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

newFileSystem

public java.nio.file.FileSystem newFileSystem(java.nio.file.Path path,
                                              java.util.Map<java.lang.String,?> env)
                                       throws java.io.IOException

Overrides:

newFileSystem in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

getFileSystem

public java.nio.file.FileSystem getFileSystem(java.net.URI uri)

Specified by:

getFileSystem in class java.nio.file.spi.FileSystemProvider

getFileSystem

private static JimfsFileSystem getFileSystem(java.nio.file.Path path)

Gets the file system for the given path.

getPath

public java.nio.file.Path getPath(java.net.URI uri)

Specified by:

getPath in class java.nio.file.spi.FileSystemProvider

checkPath

private static JimfsPath checkPath(java.nio.file.Path path)

getDefaultView

private static FileSystemView getDefaultView(JimfsPath path)

Returns the default file system view for the given path.

newFileChannel

public java.nio.channels.FileChannel newFileChannel(java.nio.file.Path path,
                                                    java.util.Set<? extends java.nio.file.OpenOption> options,
                                                    java.nio.file.attribute.FileAttribute<?>... attrs)
                                             throws java.io.IOException

Overrides:

newFileChannel in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

newJimfsFileChannel

private JimfsFileChannel newJimfsFileChannel(JimfsPath path,
                                             java.util.Set<? extends java.nio.file.OpenOption> options,
                                             java.nio.file.attribute.FileAttribute<?>... attrs)
                                      throws java.io.IOException

Throws:

java.io.IOException

newByteChannel

public java.nio.channels.SeekableByteChannel newByteChannel(java.nio.file.Path path,
                                                            java.util.Set<? extends java.nio.file.OpenOption> options,
                                                            java.nio.file.attribute.FileAttribute<?>... attrs)
                                                     throws java.io.IOException

Specified by:

newByteChannel in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

newAsynchronousFileChannel

public java.nio.channels.AsynchronousFileChannel newAsynchronousFileChannel(java.nio.file.Path path,
                                                                            java.util.Set<? extends java.nio.file.OpenOption> options,
                                                                            @Nullable java.util.concurrent.ExecutorService executor,
                                                                            java.nio.file.attribute.FileAttribute<?>... attrs)
                                                                     throws java.io.IOException

Overrides:

newAsynchronousFileChannel in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

newInputStream

public java.io.InputStream newInputStream(java.nio.file.Path path,
                                          java.nio.file.OpenOption... options)
                                   throws java.io.IOException

Overrides:

newInputStream in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

newOutputStream

public java.io.OutputStream newOutputStream(java.nio.file.Path path,
                                            java.nio.file.OpenOption... options)
                                     throws java.io.IOException

Overrides:

newOutputStream in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

newDirectoryStream

public java.nio.file.DirectoryStream<java.nio.file.Path> newDirectoryStream(java.nio.file.Path dir,
                                                                            java.nio.file.DirectoryStream.Filter<? super java.nio.file.Path> filter)
                                                                     throws java.io.IOException

Specified by:

newDirectoryStream in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

createDirectory

public void createDirectory(java.nio.file.Path dir,
                            java.nio.file.attribute.FileAttribute<?>... attrs)
                     throws java.io.IOException

Specified by:

createDirectory in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

createLink

public void createLink(java.nio.file.Path link,
                       java.nio.file.Path existing)
                throws java.io.IOException

Overrides:

createLink in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

createSymbolicLink

public void createSymbolicLink(java.nio.file.Path link,
                               java.nio.file.Path target,
                               java.nio.file.attribute.FileAttribute<?>... attrs)
                        throws java.io.IOException

Overrides:

createSymbolicLink in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

readSymbolicLink

public java.nio.file.Path readSymbolicLink(java.nio.file.Path link)
                                    throws java.io.IOException

Overrides:

readSymbolicLink in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

delete

public void delete(java.nio.file.Path path)
            throws java.io.IOException

Specified by:

delete in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

copy

public void copy(java.nio.file.Path source,
                 java.nio.file.Path target,
                 java.nio.file.CopyOption... options)
          throws java.io.IOException

Specified by:

copy in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

copy

private void copy(java.nio.file.Path source,
                  java.nio.file.Path target,
                  com.google.common.collect.ImmutableSet<java.nio.file.CopyOption> options,
                  boolean move)
           throws java.io.IOException

Throws:

java.io.IOException

move

public void move(java.nio.file.Path source,
                 java.nio.file.Path target,
                 java.nio.file.CopyOption... options)
          throws java.io.IOException

Specified by:

move in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

isSameFile

public boolean isSameFile(java.nio.file.Path path,
                          java.nio.file.Path path2)
                   throws java.io.IOException

Specified by:

isSameFile in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

isHidden

public boolean isHidden(java.nio.file.Path path)
                 throws java.io.IOException

Specified by:

isHidden in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

getFileStore

public java.nio.file.FileStore getFileStore(java.nio.file.Path path)
                                     throws java.io.IOException

Specified by:

getFileStore in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

checkAccess

public void checkAccess(java.nio.file.Path path,
                        java.nio.file.AccessMode... modes)
                 throws java.io.IOException

Specified by:

checkAccess in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

getFileAttributeView

public <V extends java.nio.file.attribute.FileAttributeView> @Nullable V getFileAttributeView(java.nio.file.Path path,
                                                                                              java.lang.Class<V> type,
                                                                                              java.nio.file.LinkOption... options)

Specified by:

getFileAttributeView in class java.nio.file.spi.FileSystemProvider

readAttributes

public <A extends java.nio.file.attribute.BasicFileAttributes> A readAttributes(java.nio.file.Path path,
                                                                                java.lang.Class<A> type,
                                                                                java.nio.file.LinkOption... options)
                                                                         throws java.io.IOException

Specified by:

readAttributes in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

readAttributes

public java.util.Map<java.lang.String,java.lang.Object> readAttributes(java.nio.file.Path path,
                                                                             java.lang.String attributes,
                                                                             java.nio.file.LinkOption... options)
                                                                      throws java.io.IOException

Specified by:

readAttributes in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException

setAttribute

public void setAttribute(java.nio.file.Path path,
                         java.lang.String attribute,
                         java.lang.Object value,
                         java.nio.file.LinkOption... options)
                  throws java.io.IOException

Specified by:

setAttribute in class java.nio.file.spi.FileSystemProvider

Throws:

java.io.IOException