Uses of Class java.io.File (Java Platform SE 6)

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Java™ Platform
Standard Ed. 6

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Uses of Class
java.io.File

Packages that use File
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 with parameters of type File
`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
`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.
`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
`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.

Constructors in java.io with parameters of type File
`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
`File`	`ProcessBuilder.directory()` Returns this process builder's working directory.

Methods in java.lang with parameters of type 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.

Uses of File in java.security

Methods in java.security with parameters of type File
`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

Constructors in java.util with parameters of type File
`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
`void`	`Pack200.Unpacker.unpack(File in, JarOutputStream out)` Read a Pack200 archive, and write the encoded JAR to a JarOutputStream.

Constructors in java.util.jar with parameters of type File
`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

Constructors in java.util.zip with parameters of type File
`ZipFile(File file)` 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.

Uses of File in javax.activation

Methods in javax.activation that return File
`File`	`FileDataSource.getFile()` Return the File object that corresponds to this FileDataSource.

Methods in javax.activation with parameters of type File
`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.

Constructors in javax.activation with parameters of type File
`FileDataSource(File file)` Creates a FileDataSource from a File object.

Uses of File in javax.imageio

Methods in javax.imageio that return File
`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
`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
`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

Constructors in javax.imageio.stream with parameters of type File
`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
`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
`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
`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
`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
`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
`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.

Constructors in javax.swing with parameters of type File
`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
`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
`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`	`FileView.isTraversable(File f)` Whether the directory is traversable or not.
`Boolean`	`FileSystemView.isTraversable(File f)` Returns true if the file (directory) can be visited.

Uses of File in javax.swing.plaf

Methods in javax.swing.plaf with parameters of type File
`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
`protected Hashtable<File,Icon>`	`BasicFileChooserUI.BasicFileView.iconCache`

Methods in javax.swing.plaf.basic that return File
`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
`Vector<File>`	`BasicDirectoryModel.getDirectories()`
`Vector<File>`	`BasicDirectoryModel.getFiles()`

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

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
`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
`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
`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.

Constructors in javax.xml.transform.stream with parameters of type File
`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
`Schema`	`SchemaFactory.newSchema(File schema)` Parses the specified `File` as a schema and returns it as a `Schema`.