net.sf.bt747.j2se.system
Class J2SEFile

java.lang.Object
  net.sf.bt747.j2se.system.J2SEFile

All Implemented Interfaces:

BT747File, BT747InputStream, BT747OutputStream

public final class J2SEFile
extends java.lang.Object
implements BT747File

Implement the system interface of BT747File.

Author:

Mario De Weerd

Constructor Summary

J2SEFile(java.lang.String path)
Initializer called by the Interface.

J2SEFile(java.lang.String path, int mode)
Initializer called by the Interface.

Method Summary

boolean	close() Close the file.
boolean	createDir() Creates a directory.
boolean	delete() Deletes the file
boolean	exists() Determine if the file exists.
static java.lang.String	getCardVolumePath()
int	getLastError() Error number of the last error that occurred.
int	getModificationTime() Get modification time (UTC)
java.lang.String	getPath() Get the file's path.
int	getSize() Get the current file size.
boolean	isOpen() Determine if the file handle is open.
int	readBytes(byte[] b, int off, int len) Read bytes from file to buffer.
int	writeBytes(byte[] b, int off, int len) Write bytes from byte buffer to file.

Methods inherited from class java.lang.Object

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

Constructor Detail

J2SEFile

public J2SEFile(java.lang.String path)

Initializer called by the Interface.

Parameters:

path - The path to the file to operate on.

J2SEFile

public J2SEFile(java.lang.String path,
                int mode)

Initializer called by the Interface.

Parameters:

path - The path to the file to operate on.

mode - The way the file should be opened.

Method Detail

getSize

public int getSize()

Description copied from interface: BT747File

Get the current file size.

Specified by:

getSize in interface BT747File

Returns:

File size.

exists

public boolean exists()

Description copied from interface: BT747File

Determine if the file exists.

Specified by:

exists in interface BT747File

Returns:

true when the file exists.

delete

public boolean delete()

Description copied from interface: BT747File

Deletes the file

Specified by:

delete in interface BT747File

Returns:

true if success.

createDir

public boolean createDir()

Description copied from interface: BT747File

Creates a directory.

Specified by:

createDir in interface BT747File

Returns:

true if success.

close

public boolean close()

Description copied from interface: BT747File

Close the file.

Specified by:

close in interface BT747File

Returns:

true if success.

getLastError

public int getLastError()

Description copied from interface: BT747File

Error number of the last error that occurred.

Specified by:

getLastError in interface BT747File

Returns:

The last error type.

isOpen

public boolean isOpen()

Description copied from interface: BT747File

Determine if the file handle is open.

Specified by:

isOpen in interface BT747File

Returns:

true when open.

writeBytes

public int writeBytes(byte[] b,
                      int off,
                      int len)

Description copied from interface: BT747OutputStream

Write bytes from byte buffer to file.

Specified by:

writeBytes in interface BT747OutputStream

Parameters:

b - Byte buffer.

off - Start offset in buffer to start writing to file.

len - Number of bytes to write to file.

Returns:

number of bytes written.

readBytes

public int readBytes(byte[] b,
                     int off,
                     int len)

Description copied from interface: BT747InputStream

Read bytes from file to buffer.

Specified by:

readBytes in interface BT747InputStream

Parameters:

b - Byte buffer.

off - Start offset in buffer to start reading from file.

len - Number of bytes to read from file.

Returns:

number of bytes read.

getCardVolumePath

public static java.lang.String getCardVolumePath()

getPath

public java.lang.String getPath()

Description copied from interface: BT747File

Get the file's path.

Specified by:

getPath in interface BT747File

Returns:

File path as a string.

getModificationTime

public int getModificationTime()

Description copied from interface: BT747File

Get modification time (UTC)

Specified by:

getModificationTime in interface BT747File