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Uses of Class
java.io.File

Packages that use File

Package	Description
java.awt	Contains all of the classes for creating user interfaces and for painting graphics and images.
java.io	Provides for system input and output through data streams, serialization and the file system.
java.lang	Provides classes that are fundamental to the design of the Java programming language.
java.security	Provides the classes and interfaces for the security framework.
java.util	Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).
java.util.jar	Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.
java.util.zip	Provides classes for reading and writing the standard ZIP and GZIP file formats.
javax.activation
javax.imageio	The main package of the Java Image I/O API.
javax.imageio.spi	A package of the Java Image I/O API containing the plug-in interfaces for readers, writers, transcoders, and streams, and a runtime registry.
javax.imageio.stream	A package of the Java Image I/O API dealing with low-level I/O from files and streams.
javax.sound.midi	Provides interfaces and classes for I/O, sequencing, and synthesis of MIDI (Musical Instrument Digital Interface) data.
javax.sound.midi.spi	Supplies interfaces for service providers to implement when offering new MIDI devices, MIDI file readers and writers, or sound bank readers.
javax.sound.sampled	Provides interfaces and classes for capture, processing, and playback of sampled audio data.
javax.sound.sampled.spi	Supplies abstract classes for service providers to subclass when offering new audio devices, sound file readers and writers, or audio format converters.
javax.swing	Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.swing.filechooser	Contains classes and interfaces used by the JFileChooser component.
javax.swing.plaf	Provides one interface and many abstract classes that Swing uses to provide its pluggable look-and-feel capabilities.
javax.swing.plaf.basic	Provides user interface objects built according to the Basic look and feel.
javax.swing.plaf.metal	Provides user interface objects built according to the Java look and feel (once codenamed Metal), which is the default look and feel.
javax.swing.plaf.multi	Provides user interface objects that combine two or more look and feels.
javax.tools	Provides interfaces for tools which can be invoked from a program, for example, compilers.
javax.xml.bind	Provides a runtime binding framework for client applications including unmarshalling, marshalling, and validation capabilities.
javax.xml.bind.helpers	JAXB Provider Use Only: Provides partial default implementations for some of the javax.xml.bind interfaces.
javax.xml.parsers	Provides classes allowing the processing of XML documents.
javax.xml.transform.stream	This package implements stream- and URI- specific transformation APIs.
javax.xml.validation	This package provides an API for validation of XML documents.

Uses of File in java.awt

Methods in java.awt that return File

Modifier and Type	Method and Description
File[]	FileDialog.getFiles() Returns files that the user selects.

Methods in java.awt with parameters of type File

Modifier and Type	Method and Description
static Font	Font.createFont(int fontFormat, File fontFile) Returns a new Font using the specified font type and the specified font file.
void	Desktop.edit(File file) Launches the associated editor application and opens a file for editing.
void	Desktop.open(File file) Launches the associated application to open the file.
void	Desktop.print(File file) Prints a file with the native desktop printing facility, using the associated application's print command.

Uses of File in java.io

Methods in java.io that return File

Modifier and Type	Method and Description
static File	File.createTempFile(String prefix, String suffix) Creates an empty file in the default temporary-file directory, using the given prefix and suffix to generate its name.
static File	File.createTempFile(String prefix, String suffix, File directory) Creates a new empty file in the specified directory, using the given prefix and suffix strings to generate its name.
static File	File.createTemporaryFile(String prefix, String suffix, FileAttribute<?>... attrs) Creates an empty file in the default temporary-file directory, using the given prefix and suffix to generate its name.
File	File.getAbsoluteFile() Returns the absolute form of this abstract pathname.
File	File.getCanonicalFile() Returns the canonical form of this abstract pathname.
File	File.getParentFile() Returns the abstract pathname of this abstract pathname's parent, or null if this pathname does not name a parent directory.
File[]	File.listFiles() Returns an array of abstract pathnames denoting the files in the directory denoted by this abstract pathname.
File[]	File.listFiles(FileFilter filter) Returns an array of abstract pathnames denoting the files and directories in the directory denoted by this abstract pathname that satisfy the specified filter.
File[]	File.listFiles(FilenameFilter filter) Returns an array of abstract pathnames denoting the files and directories in the directory denoted by this abstract pathname that satisfy the specified filter.
static File[]	File.listRoots() List the available filesystem roots.

Methods in java.io with parameters of type File

Modifier and Type	Method and Description
boolean	FileFilter.accept(File pathname) Tests whether or not the specified abstract pathname should be included in a pathname list.
boolean	FilenameFilter.accept(File dir, String name) Tests if a specified file should be included in a file list.
int	File.compareTo(File pathname) Compares two abstract pathnames lexicographically.
static File	File.createTempFile(String prefix, String suffix, File directory) Creates a new empty file in the specified directory, using the given prefix and suffix strings to generate its name.
boolean	File.renameTo(File dest) Renames the file denoted by this abstract pathname.

Constructor and Description

File(File parent, String child)
Creates a new File instance from a parent abstract pathname and a child pathname string.

FileInputStream(File file)
Creates a FileInputStream by opening a connection to an actual file, the file named by the File object file in the file system.

FileOutputStream(File file)
Creates a file output stream to write to the file represented by the specified File object.

FileOutputStream(File file, boolean append)
Creates a file output stream to write to the file represented by the specified File object.

FileReader(File file)
Creates a new FileReader, given the File to read from.

FileWriter(File file)
Constructs a FileWriter object given a File object.

FileWriter(File file, boolean append)
Constructs a FileWriter object given a File object.

PrintStream(File file)
Creates a new print stream, without automatic line flushing, with the specified file.

PrintStream(File file, String csn)
Creates a new print stream, without automatic line flushing, with the specified file and charset.

PrintWriter(File file)
Creates a new PrintWriter, without automatic line flushing, with the specified file.

PrintWriter(File file, String csn)
Creates a new PrintWriter, without automatic line flushing, with the specified file and charset.

RandomAccessFile(File file, String mode)
Creates a random access file stream to read from, and optionally to write to, the file specified by the File argument.

Uses of File in java.lang

Methods in java.lang that return File

Modifier and Type	Method and Description
File	ProcessBuilder.directory() Returns this process builder's working directory.
File	ProcessBuilder.Redirect.file() Returns the File source or destination associated with this redirect, or null if there is no such file.

Methods in java.lang with parameters of type File

Modifier and Type	Method and Description
static ProcessBuilder.Redirect	ProcessBuilder.Redirect.appendTo(File file) Returns a redirect to append to the specified file.
ProcessBuilder	ProcessBuilder.directory(File directory) Sets this process builder's working directory.
Process	Runtime.exec(String[] cmdarray, String[] envp, File dir) Executes the specified command and arguments in a separate process with the specified environment and working directory.
Process	Runtime.exec(String command, String[] envp, File dir) Executes the specified string command in a separate process with the specified environment and working directory.
static ProcessBuilder.Redirect	ProcessBuilder.Redirect.from(File file) Returns a redirect to read from the specified file.
ProcessBuilder	ProcessBuilder.redirectError(File file) Sets this process builder's standard error destination to a file.
ProcessBuilder	ProcessBuilder.redirectInput(File file) Sets this process builder's standard input source to a file.
ProcessBuilder	ProcessBuilder.redirectOutput(File file) Sets this process builder's standard output destination to a file.
static ProcessBuilder.Redirect	ProcessBuilder.Redirect.to(File file) Returns a redirect to write to the specified file.

Uses of File in java.security

Methods in java.security with parameters of type File

Modifier and Type	Method and Description
static KeyStore.Builder	KeyStore.Builder.newInstance(String type, Provider provider, File file, KeyStore.ProtectionParameter protection) Returns a new Builder object.

Uses of File in java.util

Constructor and Description

Formatter(File file)
Constructs a new formatter with the specified file.

Formatter(File file, String csn)
Constructs a new formatter with the specified file and charset.

Formatter(File file, String csn, Locale l)
Constructs a new formatter with the specified file, charset, and locale.

Scanner(File source)
Constructs a new Scanner that produces values scanned from the specified file.

Scanner(File source, String charsetName)
Constructs a new Scanner that produces values scanned from the specified file.

Uses of File in java.util.jar

Methods in java.util.jar with parameters of type File

Modifier and Type	Method and Description
void	Pack200.Unpacker.unpack(File in, JarOutputStream out) Read a Pack200 archive, and write the encoded JAR to a JarOutputStream.

Constructor and Description

JarFile(File file)
Creates a new JarFile to read from the specified File object.

JarFile(File file, boolean verify)
Creates a new JarFile to read from the specified File object.

JarFile(File file, boolean verify, int mode)
Creates a new JarFile to read from the specified File object in the specified mode.

Uses of File in java.util.zip

Constructor and Description

ZipFile(File file)
Opens a ZIP file for reading given the specified File object.

ZipFile(File file, Charset charset)
Opens a ZIP file for reading given the specified File object.

ZipFile(File file, int mode)
Opens a new ZipFile to read from the specified File object in the specified mode.

ZipFile(File file, int mode, Charset charset)
Opens a new ZipFile to read from the specified File object in the specified mode.

Uses of File in javax.activation

Methods in javax.activation that return File

Modifier and Type	Method and Description
File	FileDataSource.getFile() Return the File object that corresponds to this FileDataSource.

Methods in javax.activation with parameters of type File

Modifier and Type	Method and Description
String	MimetypesFileTypeMap.getContentType(File f) Return the MIME type of the file object.
abstract String	FileTypeMap.getContentType(File file) Return the type of the file object.

Constructor and Description

FileDataSource(File file)
Creates a FileDataSource from a File object.

Uses of File in javax.imageio

Methods in javax.imageio that return File

Modifier and Type	Method and Description
static File	ImageIO.getCacheDirectory() Returns the current value set by setCacheDirectory, or null if no explicit setting has been made.

Methods in javax.imageio with parameters of type File

Modifier and Type	Method and Description
static BufferedImage	ImageIO.read(File input) Returns a BufferedImage as the result of decoding a supplied File with an ImageReader chosen automatically from among those currently registered.
static void	ImageIO.setCacheDirectory(File cacheDirectory) Sets the directory where cache files are to be created.
static boolean	ImageIO.write(RenderedImage im, String formatName, File output) Writes an image using an arbitrary ImageWriter that supports the given format to a File.

Uses of File in javax.imageio.spi

Methods in javax.imageio.spi with parameters of type File

Modifier and Type	Method and Description
abstract ImageInputStream	ImageInputStreamSpi.createInputStreamInstance(Object input, boolean useCache, File cacheDir) Returns an instance of the ImageInputStream implementation associated with this service provider.
abstract ImageOutputStream	ImageOutputStreamSpi.createOutputStreamInstance(Object output, boolean useCache, File cacheDir) Returns an instance of the ImageOutputStream implementation associated with this service provider.

Uses of File in javax.imageio.stream

Constructor and Description

FileCacheImageInputStream(InputStream stream, File cacheDir)
Constructs a FileCacheImageInputStream that will read from a given InputStream.

FileCacheImageOutputStream(OutputStream stream, File cacheDir)
Constructs a FileCacheImageOutputStream that will write to a given outputStream.

FileImageInputStream(File f)
Constructs a FileImageInputStream that will read from a given File.

FileImageOutputStream(File f)
Constructs a FileImageOutputStream that will write to a given File.

Uses of File in javax.sound.midi

Methods in javax.sound.midi with parameters of type File

Modifier and Type	Method and Description
static MidiFileFormat	MidiSystem.getMidiFileFormat(File file) Obtains the MIDI file format of the specified File.
static Sequence	MidiSystem.getSequence(File file) Obtains a MIDI sequence from the specified File.
static Soundbank	MidiSystem.getSoundbank(File file) Constructs a Soundbank by reading it from the specified File.
static int	MidiSystem.write(Sequence in, int type, File out) Writes a stream of bytes representing a file of the MIDI file type indicated to the external file provided.

Uses of File in javax.sound.midi.spi

Methods in javax.sound.midi.spi with parameters of type File

Modifier and Type	Method and Description
abstract MidiFileFormat	MidiFileReader.getMidiFileFormat(File file) Obtains the MIDI file format of the File provided.
abstract Sequence	MidiFileReader.getSequence(File file) Obtains a MIDI sequence from the File provided.
abstract Soundbank	SoundbankReader.getSoundbank(File file) Obtains a soundbank object from the File provided.
abstract int	MidiFileWriter.write(Sequence in, int fileType, File out) Writes a stream of bytes representing a MIDI file of the file type indicated to the external file provided.

Uses of File in javax.sound.sampled

Methods in javax.sound.sampled with parameters of type File

Modifier and Type	Method and Description
static AudioFileFormat	AudioSystem.getAudioFileFormat(File file) Obtains the audio file format of the specified File.
static AudioInputStream	AudioSystem.getAudioInputStream(File file) Obtains an audio input stream from the provided File.
static int	AudioSystem.write(AudioInputStream stream, AudioFileFormat.Type fileType, File out) Writes a stream of bytes representing an audio file of the specified file type to the external file provided.

Uses of File in javax.sound.sampled.spi

Methods in javax.sound.sampled.spi with parameters of type File

Modifier and Type	Method and Description
abstract AudioFileFormat	AudioFileReader.getAudioFileFormat(File file) Obtains the audio file format of the File provided.
abstract AudioInputStream	AudioFileReader.getAudioInputStream(File file) Obtains an audio input stream from the File provided.
abstract int	AudioFileWriter.write(AudioInputStream stream, AudioFileFormat.Type fileType, File out) Writes a stream of bytes representing an audio file of the file format indicated to the external file provided.

Uses of File in javax.swing

Methods in javax.swing that return File

Modifier and Type	Method and Description
File	JFileChooser.getCurrentDirectory() Returns the current directory.
File	JFileChooser.getSelectedFile() Returns the selected file.
File[]	JFileChooser.getSelectedFiles() Returns a list of selected files if the file chooser is set to allow multiple selection.

Methods in javax.swing with parameters of type File

Modifier and Type	Method and Description
boolean	JFileChooser.accept(File f) Returns true if the file should be displayed.
void	JFileChooser.ensureFileIsVisible(File f) Makes sure that the specified file is viewable, and not hidden.
String	JFileChooser.getDescription(File f) Returns the file description.
Icon	JFileChooser.getIcon(File f) Returns the icon for this file or type of file, depending on the system.
String	JFileChooser.getName(File f) Returns the filename.
String	JFileChooser.getTypeDescription(File f) Returns the file type.
boolean	JFileChooser.isTraversable(File f) Returns true if the file (directory) can be visited.
void	JFileChooser.setCurrentDirectory(File dir) Sets the current directory.
void	JFileChooser.setSelectedFile(File file) Sets the selected file.
void	JFileChooser.setSelectedFiles(File[] selectedFiles) Sets the list of selected files if the file chooser is set to allow multiple selection.

Constructor and Description

JFileChooser(File currentDirectory)
Constructs a JFileChooser using the given File as the path.

JFileChooser(File currentDirectory, FileSystemView fsv)
Constructs a JFileChooser using the given current directory and FileSystemView.

Uses of File in javax.swing.filechooser

Methods in javax.swing.filechooser that return File

Modifier and Type	Method and Description
File	FileSystemView.createFileObject(File dir, String filename) Returns a File object constructed in dir from the given filename.
File	FileSystemView.createFileObject(String path) Returns a File object constructed from the given path string.
protected File	FileSystemView.createFileSystemRoot(File f) Creates a new File object for f with correct behavior for a file system root directory.
abstract File	FileSystemView.createNewFolder(File containingDir) Creates a new folder with a default folder name.
File	FileSystemView.getChild(File parent, String fileName)
File	FileSystemView.getDefaultDirectory() Return the user's default starting directory for the file chooser.
File[]	FileSystemView.getFiles(File dir, boolean useFileHiding) Gets the list of shown (i.e.
File	FileSystemView.getHomeDirectory()
File	FileSystemView.getParentDirectory(File dir) Returns the parent directory of dir.
File[]	FileSystemView.getRoots() Returns all root partitions on this system.

Methods in javax.swing.filechooser with parameters of type File

Modifier and Type	Method and Description
boolean	FileNameExtensionFilter.accept(File f) Tests the specified file, returning true if the file is accepted, false otherwise.
abstract boolean	FileFilter.accept(File f) Whether the given file is accepted by this filter.
File	FileSystemView.createFileObject(File dir, String filename) Returns a File object constructed in dir from the given filename.
protected File	FileSystemView.createFileSystemRoot(File f) Creates a new File object for f with correct behavior for a file system root directory.
abstract File	FileSystemView.createNewFolder(File containingDir) Creates a new folder with a default folder name.
File	FileSystemView.getChild(File parent, String fileName)
String	FileView.getDescription(File f) A human readable description of the file.
File[]	FileSystemView.getFiles(File dir, boolean useFileHiding) Gets the list of shown (i.e.
Icon	FileView.getIcon(File f) The icon that represents this file in the JFileChooser.
String	FileView.getName(File f) The name of the file.
File	FileSystemView.getParentDirectory(File dir) Returns the parent directory of dir.
String	FileSystemView.getSystemDisplayName(File f) Name of a file, directory, or folder as it would be displayed in a system file browser.
Icon	FileSystemView.getSystemIcon(File f) Icon for a file, directory, or folder as it would be displayed in a system file browser.
String	FileSystemView.getSystemTypeDescription(File f) Type description for a file, directory, or folder as it would be displayed in a system file browser.
String	FileView.getTypeDescription(File f) A human readable description of the type of the file.
boolean	FileSystemView.isComputerNode(File dir) Used by UI classes to decide whether to display a special icon for a computer node, e.g.
boolean	FileSystemView.isDrive(File dir) Used by UI classes to decide whether to display a special icon for drives or partitions, e.g.
boolean	FileSystemView.isFileSystem(File f) Checks if f represents a real directory or file as opposed to a special folder such as "Desktop".
boolean	FileSystemView.isFileSystemRoot(File dir) Is dir the root of a tree in the file system, such as a drive or partition.
boolean	FileSystemView.isFloppyDrive(File dir) Used by UI classes to decide whether to display a special icon for a floppy disk.
boolean	FileSystemView.isHiddenFile(File f) Returns whether a file is hidden or not.
boolean	FileSystemView.isParent(File folder, File file) On Windows, a file can appear in multiple folders, other than its parent directory in the filesystem.
boolean	FileSystemView.isRoot(File f) Determines if the given file is a root in the navigatable tree(s).
Boolean	FileSystemView.isTraversable(File f) Returns true if the file (directory) can be visited.
Boolean	FileView.isTraversable(File f) Whether the directory is traversable or not.

Uses of File in javax.swing.plaf

Methods in javax.swing.plaf with parameters of type File

Modifier and Type	Method and Description
abstract void	FileChooserUI.ensureFileIsVisible(JFileChooser fc, File f)

Uses of File in javax.swing.plaf.basic

Fields in javax.swing.plaf.basic with type parameters of type File

Modifier and Type	Field and Description
protected Hashtable<File,Icon>	BasicFileChooserUI.BasicFileView.iconCache

Methods in javax.swing.plaf.basic that return File

Modifier and Type	Method and Description
protected File	BasicFileChooserUI.getDirectory() Property to remember the directory that is currently selected in the UI.

Methods in javax.swing.plaf.basic that return types with arguments of type File

Modifier and Type	Method and Description
Vector<File>	BasicDirectoryModel.getDirectories()
Vector<File>	BasicDirectoryModel.getFiles()

Methods in javax.swing.plaf.basic with parameters of type File

Modifier and Type	Method and Description
boolean	BasicFileChooserUI.AcceptAllFileFilter.accept(File f)
void	BasicFileChooserUI.BasicFileView.cacheIcon(File f, Icon i)
void	BasicFileChooserUI.ensureFileIsVisible(JFileChooser fc, File f)
Icon	BasicFileChooserUI.BasicFileView.getCachedIcon(File f)
String	BasicFileChooserUI.BasicFileView.getDescription(File f)
Icon	BasicFileChooserUI.BasicFileView.getIcon(File f)
String	BasicFileChooserUI.BasicFileView.getName(File f)
String	BasicFileChooserUI.BasicFileView.getTypeDescription(File f)
Boolean	BasicFileChooserUI.BasicFileView.isHidden(File f)
protected boolean	BasicDirectoryModel.lt(File a, File b)
boolean	BasicDirectoryModel.renameFile(File oldFile, File newFile) Renames a file in the underlying file system.
protected void	BasicFileChooserUI.setDirectory(File f) Property to remember the directory that is currently selected in the UI.

Method parameters in javax.swing.plaf.basic with type arguments of type File

Modifier and Type	Method and Description
protected void	BasicDirectoryModel.sort(Vector<? extends File> v)

Uses of File in javax.swing.plaf.metal

Methods in javax.swing.plaf.metal with parameters of type File

Modifier and Type	Method and Description
void	MetalFileChooserUI.ensureFileIsVisible(JFileChooser fc, File f)

Uses of File in javax.swing.plaf.multi

Methods in javax.swing.plaf.multi with parameters of type File

Modifier and Type	Method and Description
void	MultiFileChooserUI.ensureFileIsVisible(JFileChooser a, File b) Invokes the ensureFileIsVisible method on each UI handled by this object.

Uses of File in javax.tools

Methods in javax.tools that return types with arguments of type File

Modifier and Type	Method and Description
Iterable<? extends File>	StandardJavaFileManager.getLocation(JavaFileManager.Location location) Gets the path associated with the given location.

Methods in javax.tools with parameters of type File

Modifier and Type	Method and Description
Iterable<? extends JavaFileObject>	StandardJavaFileManager.getJavaFileObjects(File... files) Gets file objects representing the given files.

Method parameters in javax.tools with type arguments of type File

Modifier and Type	Method and Description
Iterable<? extends JavaFileObject>	StandardJavaFileManager.getJavaFileObjectsFromFiles(Iterable<? extends File> files) Gets file objects representing the given files.
void	StandardJavaFileManager.setLocation(JavaFileManager.Location location, Iterable<? extends File> path) Associates the given path with the given location.

Uses of File in javax.xml.bind

Methods in javax.xml.bind with parameters of type File

Modifier and Type	Method and Description
void	Marshaller.marshal(Object jaxbElement, File output) Marshal the content tree rooted at jaxbElement into a file.
static void	JAXB.marshal(Object jaxbObject, File xml) Writes a Java object tree to XML and store it to the specified location.
Object	Unmarshaller.unmarshal(File f) Unmarshal XML data from the specified file and return the resulting content tree.
static <T> T	JAXB.unmarshal(File xml, Class<T> type) Reads in a Java object tree from the given XML input.

Uses of File in javax.xml.bind.helpers

Methods in javax.xml.bind.helpers with parameters of type File

Modifier and Type	Method and Description
void	AbstractMarshallerImpl.marshal(Object jaxbElement, File output)
Object	AbstractUnmarshallerImpl.unmarshal(File f)

Uses of File in javax.xml.parsers

Methods in javax.xml.parsers with parameters of type File

Modifier and Type	Method and Description
Document	DocumentBuilder.parse(File f) Parse the content of the given file as an XML document and return a new DOM Document object.
void	SAXParser.parse(File f, DefaultHandler dh) Parse the content of the file specified as XML using the specified DefaultHandler.
void	SAXParser.parse(File f, HandlerBase hb) Parse the content of the file specified as XML using the specified HandlerBase.

Uses of File in javax.xml.transform.stream

Methods in javax.xml.transform.stream with parameters of type File

Modifier and Type	Method and Description
void	StreamSource.setSystemId(File f) Set the system ID from a File reference.
void	StreamResult.setSystemId(File f) Set the system ID from a File reference.

Constructor and Description

StreamResult(File f)
Construct a StreamResult from a File.

StreamSource(File f)
Construct a StreamSource from a File.

Uses of File in javax.xml.validation

Methods in javax.xml.validation with parameters of type File

Modifier and Type	Method and Description
Schema	SchemaFactory.newSchema(File schema) Parses the specified File as a schema and returns it as a Schema.