java.io
Class File

java.lang.Object
  java.io.File

All Implemented Interfaces:

Comparable, Serializable

Direct Known Subclasses:

Destination

public class File

extends Object

implements Serializable, Comparable

Field Summary
private static int	counter
private static FileSystem	fs
private  String	path
static String	pathSeparator
static char	pathSeparatorChar
private  int	prefixLength
static String	separator
static char	separatorChar
private static long	serialVersionUID
private static String	tmpdir
private static Object	tmpFileLock

 

Constructor Summary
	File(File, String)
	File(String)
private	File(String, int)
private	File(String, File)
	File(String, String)
	File(URI)

 

Method Summary
boolean	canExecute()
boolean	canRead()
boolean	canWrite()
private static boolean	checkAndCreate(String, SecurityManager)
int	compareTo(File)
int	compareTo(Object)
boolean	createNewFile()
static File	createTempFile(String, String)
static File	createTempFile(String, String, File)
boolean	delete()
void	deleteOnExit()
boolean	equals(Object)
boolean	exists()
private static File	generateFile(String, String, File)
File	getAbsoluteFile()
String	getAbsolutePath()
File	getCanonicalFile()
String	getCanonicalPath()
long	getFreeSpace()
String	getName()
String	getParent()
File	getParentFile()
String	getPath()
(package private)  int	getPrefixLength()
private static String	getTempDir()
long	getTotalSpace()
long	getUsableSpace()
int	hashCode()
boolean	isAbsolute()
boolean	isDirectory()
boolean	isFile()
boolean	isHidden()
long	lastModified()
long	length()
String[]	list()
String[]	list(FilenameFilter)
File[]	listFiles()
File[]	listFiles(FileFilter)
File[]	listFiles(FilenameFilter)
static File[]	listRoots()
boolean	mkdir()
boolean	mkdirs()
private  void	readObject(ObjectInputStream)
boolean	renameTo(File)
boolean	setExecutable(boolean)
boolean	setExecutable(boolean, boolean)
boolean	setLastModified(long)
boolean	setReadable(boolean)
boolean	setReadable(boolean, boolean)
boolean	setReadOnly()
boolean	setWritable(boolean)
boolean	setWritable(boolean, boolean)
private static String	slashify(String, boolean)
String	toString()
URI	toURI()
URL	toURL()
private  void	writeObject(ObjectOutputStream)

 

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

 

Field Detail

counter

private static int counter

pathSeparator

public static final String pathSeparator

separator

public static final String separator

serialVersionUID

private static final long serialVersionUID

tmpdir

private static String tmpdir

tmpFileLock

private static final Object tmpFileLock

prefixLength

private transient int prefixLength

pathSeparatorChar

public static final char pathSeparatorChar

separatorChar

public static final char separatorChar

path

private String path

fs

private static FileSystem fs

File

private File(String,
             int)

File

private File(String,
             File)

File

public File(String)

File

public File(String,
            String)

File

public File(File,
            String)

File

public File(URI)

getPrefixLength

int getPrefixLength()

getName

public String getName()

getParent

public String getParent()

getParentFile

public File getParentFile()

getPath

public String getPath()

isAbsolute

public boolean isAbsolute()

getAbsolutePath

public String getAbsolutePath()

getAbsoluteFile

public File getAbsoluteFile()

getCanonicalPath

public String getCanonicalPath()
                        throws IOException

Throws:

IOException

getCanonicalFile

public File getCanonicalFile()
                      throws IOException

Throws:

IOException

slashify

private static String slashify(String,
                               boolean)

toURL

public URL toURL()
          throws MalformedURLException

Throws:

MalformedURLException

toURI

public URI toURI()

canRead

public boolean canRead()

canWrite

public boolean canWrite()

exists

public boolean exists()

isDirectory

public boolean isDirectory()

isFile

public boolean isFile()

isHidden

public boolean isHidden()

lastModified

public long lastModified()

length

public long length()

createNewFile

public boolean createNewFile()
                      throws IOException

Throws:

IOException

delete

public boolean delete()

deleteOnExit

public void deleteOnExit()

list

public String[] list()

list

public String[] list(FilenameFilter)

listFiles

public File[] listFiles()

listFiles

public File[] listFiles(FilenameFilter)

listFiles

public File[] listFiles(FileFilter)

mkdir

public boolean mkdir()

mkdirs

public boolean mkdirs()

renameTo

public boolean renameTo(File)

setLastModified

public boolean setLastModified(long)

setReadOnly

public boolean setReadOnly()

setWritable

public boolean setWritable(boolean,
                           boolean)

setWritable

public boolean setWritable(boolean)

setReadable

public boolean setReadable(boolean,
                           boolean)

setReadable

public boolean setReadable(boolean)

setExecutable

public boolean setExecutable(boolean,
                             boolean)

setExecutable

public boolean setExecutable(boolean)

canExecute

public boolean canExecute()

listRoots

public static File[] listRoots()

getTotalSpace

public long getTotalSpace()

getFreeSpace

public long getFreeSpace()

getUsableSpace

public long getUsableSpace()

generateFile

private static File generateFile(String,
                                 String,
                                 File)
                          throws IOException

Throws:

IOException

getTempDir

private static String getTempDir()

checkAndCreate

private static boolean checkAndCreate(String,
                                      SecurityManager)
                               throws IOException

Throws:

IOException

createTempFile

public static File createTempFile(String,
                                  String,
                                  File)
                           throws IOException

Throws:

IOException

createTempFile

public static File createTempFile(String,
                                  String)
                           throws IOException

Throws:

IOException

compareTo

public int compareTo(File)

equals

public boolean equals(Object)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

writeObject

private void writeObject(ObjectOutputStream)
                  throws IOException

Throws:

IOException

readObject

private void readObject(ObjectInputStream)
                 throws IOException,
                        ClassNotFoundException

Throws:

IOException

ClassNotFoundException

compareTo

public volatile int compareTo(Object)

Specified by:

compareTo in interface Comparable