Package wt.security

Class FileAccess

java.lang.Object

wt.security.Access

wt.security.FileAccess

public class FileAccess
extends wt.security.Access

Class that provides wrappers to priviledged file methods using the wt.security package. This allows applets to perform file operations that are typically restricted by the sandbox.

Supported API: true

Method Summary

Modifier and Type	Method	Description
final boolean	canRead(File file)	Wrapper for File.canRead() Supported API: true
final boolean	canWrite(File file)	Wrapper for File.canWrite() Supported API: true
final boolean	delete(File file)	Wrapper for File.delete() Supported API: true
final boolean	exists(File file)	Wrapper for File.exists() Supported API: true
final boolean	fileEquals(File file1, File file2)	Wrapper for File.equals() Supported API: true
final String	getAbsolutePath(File file)	Wrapper for File.getAbsolutePath() Supported API: true
final String	getCanonicalPath(File file)	Wrapper for File.getCanonicalPath() Supported API: true
static FileAccess	getFileAccess()	Get instance of FileAccess.
static FileAccess	getFileAccess(Frame parentFrame)	Get instance of FileAccess.
final FileInputStream	getFileInputStream(File file)	Wrapper for FileInputStream constructor.
final FileInputStream	getFileInputStream(FileDescriptor file)	Wrapper for FileInputStream constructor.
final FileInputStream	getFileInputStream(String file)	Wrapper for FileInputStream constructor.
final FileOutputStream	getFileOutputStream(File file)	Wrapper for FileOutputStream constructor.
final FileOutputStream	getFileOutputStream(FileDescriptor file)	Wrapper for FileOutputStream constructor.
final FileOutputStream	getFileOutputStream(String file)	Wrapper for FileOutputStream constructor.
final FileOutputStream	getFileOutputStream(String file, boolean append)	Wrapper for FileOutputStream constructor.
final String	getParent(File file)	Wrapper for File.getParent() Supported API: true
final boolean	isAbsolute(File file)	Wrapper for File.isAbsolute() Supported API: true
final boolean	isDirectory(File file)	Wrapper for File.isDirectory() Supported API: true
final boolean	isFile(File file)	Wrapper for File.isFile() Supported API: true
protected final void	JFileChooser_setCurrentDirectory(wt.security.WTJFileChooser jfc, File dir)	Wrapper for JFileChooser.setCurrentDirectory().
final void	JFileChooser_setSelectedFile(wt.security.WTJFileChooser jfc, File file)	Wrapper for JFileChooser.setSelectedFile().
final void	JFileChooser_setSelectedFiles(wt.security.WTJFileChooser jfc, File[] files)	Wrapper for JFileChooser.setSelectedFiles().
protected final int	JFileChooser_showDialog(wt.security.WTJFileChooser jfc, Component parent, String text)	Wrapper for JFileChooser.showDialog().
final long	lastModified(File file)	Wrapper for File.lastModified() Supported API: true
final long	length(File file)	Wrapper for File.length() Supported API: true
final String[]	list(File file)	Wrapper for File.list() Supported API: true
final File[]	listFiles(File file)	Wrapper for File.listFiles() Supported API: true
final boolean	mkdir(File file)	Wrapper for File.mkdir() Supported API: true
final boolean	mkdirs(File file)	Wrapper for File.mkdirs() Supported API: true
final FileDialog	newFileDialog(Frame frame)	Wrapper for new FileDialog().
final JFileChooser	newJFileChooser()	Wrapper for new JFileChooser().
final JFileChooser	newJFileChooser(File currentDirectory)	Wrapper for new JFileChooser(File).
final boolean	renameTo(File from, File to)	Wrapper for File.renameTo() Supported API: true

Methods inherited from class java.lang.Object

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

Method Details

getFileAccess

public static FileAccess getFileAccess(Frame parentFrame)

Get instance of FileAccess. This instance can then be used to perform file operation that are typically restricted by the sandbox.

Supported API: true

Parameters:

parentFrame - the parent frame for security dialog boxes that may be presented

getFileAccess

public static FileAccess getFileAccess()

Get instance of FileAccess. This instance can then be used to perform file operation that are typically restricted by the sandbox.

Supported API: true

getFileInputStream

public final FileInputStream getFileInputStream(String file)
                                         throws WTSecurityException,
FileNotFoundException

Wrapper for FileInputStream constructor.

Supported API: true

Parameters:

file - the filename for the file to be opened for the input stream

Throws:

WTSecurityException

FileNotFoundException

getFileInputStream

public final FileInputStream getFileInputStream(File file)
                                         throws WTSecurityException,
FileNotFoundException

Wrapper for FileInputStream constructor.

Supported API: true

Parameters:

file - the file to be opened for the input stream

Throws:

WTSecurityException

FileNotFoundException

getFileInputStream

public final FileInputStream getFileInputStream(FileDescriptor file)
                                         throws WTSecurityException

Wrapper for FileInputStream constructor.

Supported API: true

Parameters:

file - the file descriptor of the file to be opened for the input stream

Throws:

WTSecurityException

getFileOutputStream

public final FileOutputStream getFileOutputStream(File file)
                                           throws WTSecurityException,
IOException

Wrapper for FileOutputStream constructor.

Supported API: true

Parameters:

file - the file to be opened for the output stream

Throws:

WTSecurityException

IOException

getFileOutputStream

public final FileOutputStream getFileOutputStream(FileDescriptor file)
                                           throws WTSecurityException

Wrapper for FileOutputStream constructor.

Supported API: true

Parameters:

file - the file descriptor to the file to be opened for the output stream

Throws:

WTSecurityException

getFileOutputStream

public final FileOutputStream getFileOutputStream(String file)
                                           throws WTSecurityException,
IOException

Wrapper for FileOutputStream constructor.

Supported API: true

Parameters:

file - the filename to the file to be opened for the output stream

Throws:

WTSecurityException

IOException

getFileOutputStream

public final FileOutputStream getFileOutputStream(String file,
 boolean append)
                                           throws WTSecurityException,
IOException

Wrapper for FileOutputStream constructor.

Supported API: true

Parameters:

file - the filename to the file to be opened for the output stream

append - boolean stating if the file should be appended to

Throws:

WTSecurityException

IOException

exists

public final boolean exists(File file)
                     throws WTSecurityException

Wrapper for File.exists()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

list

public final String[] list(File file)
                    throws WTSecurityException

Wrapper for File.list()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

listFiles

public final File[] listFiles(File file)
                       throws WTSecurityException

Wrapper for File.listFiles()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

isFile

public final boolean isFile(File file)
                     throws WTSecurityException

Wrapper for File.isFile()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

isDirectory

public final boolean isDirectory(File file)
                          throws WTSecurityException

Wrapper for File.isDirectory()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

isAbsolute

public final boolean isAbsolute(File file)
                         throws WTSecurityException

Wrapper for File.isAbsolute()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

lastModified

public final long lastModified(File file)
                        throws WTSecurityException

Wrapper for File.lastModified()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

length

public final long length(File file)
                  throws WTSecurityException

Wrapper for File.length()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

mkdir

public final boolean mkdir(File file)
                    throws WTSecurityException

Wrapper for File.mkdir()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

mkdirs

public final boolean mkdirs(File file)
                     throws WTSecurityException

Wrapper for File.mkdirs()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

renameTo

public final boolean renameTo(File from,
 File to)
                       throws WTSecurityException

Wrapper for File.renameTo()

Supported API: true

Parameters:

from - the file that is being renamed

to - the file that from is being renamed to

Throws:

WTSecurityException

delete

public final boolean delete(File file)
                     throws WTSecurityException

Wrapper for File.delete()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

getCanonicalPath

public final String getCanonicalPath(File file)
                              throws WTSecurityException,
IOException

Wrapper for File.getCanonicalPath()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

IOException

getParent

public final String getParent(File file)
                       throws WTSecurityException

Wrapper for File.getParent()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

getAbsolutePath

public final String getAbsolutePath(File file)
                             throws WTSecurityException,
IOException

Wrapper for File.getAbsolutePath()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

IOException

canRead

public final boolean canRead(File file)
                      throws WTSecurityException

Wrapper for File.canRead()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

canWrite

public final boolean canWrite(File file)
                       throws WTSecurityException

Wrapper for File.canWrite()

Supported API: true

Parameters:

file - the file the operation is being performed upon

Throws:

WTSecurityException

fileEquals

public final boolean fileEquals(File file1,
 File file2)
                         throws WTSecurityException

Wrapper for File.equals()

Supported API: true

Throws:

WTSecurityException

newFileDialog

public final FileDialog newFileDialog(Frame frame)
                               throws WTSecurityException

Wrapper for new FileDialog(). This operation requires permission under Internet Explorer.

Supported API: true

Parameters:

frame - the parent frame for this newly constructed FileDialog

Throws:

WTSecurityException

newJFileChooser

public final JFileChooser newJFileChooser()
                                   throws WTSecurityException

Wrapper for new JFileChooser().

Supported API: true

Throws:

WTSecurityException

newJFileChooser

public final JFileChooser newJFileChooser(File currentDirectory)
                                   throws WTSecurityException

Wrapper for new JFileChooser(File).

Supported API: true

Throws:

WTSecurityException

JFileChooser_showDialog

protected final int JFileChooser_showDialog(wt.security.WTJFileChooser jfc,
 Component parent,
 String text)
                                     throws WTSecurityException

Wrapper for JFileChooser.showDialog().

Supported API: true

Parameters:

parent - the parent component of the dialog

text - the text of the ApproveButton

Throws:

WTSecurityException

JFileChooser_setCurrentDirectory

protected final void JFileChooser_setCurrentDirectory(wt.security.WTJFileChooser jfc,
 File dir)
                                               throws WTSecurityException

Wrapper for JFileChooser.setCurrentDirectory().

Supported API: true

Parameters:

dir - the current directory to point to

Throws:

WTSecurityException

JFileChooser_setSelectedFile

public final void JFileChooser_setSelectedFile(wt.security.WTJFileChooser jfc,
 File file)
                                        throws WTSecurityException

Wrapper for JFileChooser.setSelectedFile().

Supported API: true

Parameters:

file - the file currently selected

Throws:

WTSecurityException

JFileChooser_setSelectedFiles

public final void JFileChooser_setSelectedFiles(wt.security.WTJFileChooser jfc,
 File[] files)
                                         throws WTSecurityException

Wrapper for JFileChooser.setSelectedFiles().

Supported API: true

Parameters:

file - the file currently selected

Throws:

WTSecurityException