ip1.ex14
Class JFtp

java.lang.Object
  |
  +--java.lang.Thread
        |
        +--ip1.ex14.JFtpThread
              |
              +--ip1.ex14.JFtp

All Implemented Interfaces:

java.lang.Runnable

public class JFtp

extends JFtpThread

JFtp is a multi-threaded graphical FTP client. The JFtp class implements the program's main thread which handles user itneraction and can fire up FTP control threads.

Version:

$Id: JFtp.java,v 1.40 2003/10/17 14:03:39 sharky Exp $

See Also:

JFtpThread, JFtpControl

Nested Class Summary

(package private) class	JFtp.RefreshTask A TimerTask to refresh JFtp's thread view.
class	JFtp.RootQueueItem

Nested classes inherited from class ip1.ex14.JFtpThread

Field Summary

protected int	argMaxThreads Do we use multithread?
protected boolean	argPassive Do we use passive mode ?
protected java.lang.String	argUrl Initial URL.
protected java.io.File	localDir The local working directory.
protected JFtpWindow	mainWindow JFtp's main window.
protected static java.lang.String	version Program version.

Fields inherited from class ip1.ex14.JFtpThread

children, counter, id, node, parent, queue, state, STATE_EXITED, STATE_NOTRUNNING, STATE_SHUTDOWN, threadTree, threadTreeChanged, type

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

JFtp(java.lang.String[] argv)
The constructor parses the command line arguments.

Method Summary

protected void	connect(java.net.URL u) Connects to an FTP server.
void	debug(java.lang.String msg) Displays a message both in applet and standard output.
protected void	delete(JFtpEntry entry) Delete a file.
protected void	dispRemote(java.util.Vector contents) Change the contents of the remote file list.
private boolean	download(JFtpEntry entry) Download a file.
private JFtpControl	getAuxControl(java.net.URL url) Return an auxilary control connection.
protected JFtpControl	getControl() Return the active control connection.
void	localCwd(java.lang.String dir) Change the local working directory.
static void	main(java.lang.String[] argv) The program's main routine.
void	queueDownload(JFtpEntry entry) Queue the download of a file.
void	queueUpload(JFtpEntry entry) Queue the upload of a file.
protected void	refreshLocalList() Refresh local file list.
protected void	refreshRemoteList() Refresh the remote file list.
protected void	refreshUrl() Change the current URL in the window.
protected void	removeChild(JFtpControl theThread) Remove a control thread.
void	run() Thread entry point.
protected void	setPassive(boolean passive) Set active or passive mode.
private boolean	upload(JFtpEntry entry) Upload a file.
private void	usage() Display program usage.

Methods inherited from class ip1.ex14.JFtpThread

addChild, addQueue, dumpQueue, getChild, getRoot, isBusy, peekQueue, propagateTreeChange, queueShutdown, readQueue, refreshNode, refreshThreadView, removeChild, reset, shutdown, toString, waitShutdown

Methods inherited from class java.lang.Thread

activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getContextClassLoader, getName, getPriority, getThreadGroup, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setName, setPriority, sleep, sleep, start, stop, stop, suspend, yield

Methods inherited from class java.lang.Object

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

Field Detail

version

protected static final java.lang.String version

Program version.

See Also:

Constant Field Values

mainWindow

protected JFtpWindow mainWindow

JFtp's main window.

argUrl

protected java.lang.String argUrl

Initial URL.

argPassive

protected boolean argPassive

Do we use passive mode ?

argMaxThreads

protected int argMaxThreads

Do we use multithread?

localDir

protected java.io.File localDir

The local working directory.

Constructor Detail

JFtp

public JFtp(java.lang.String[] argv)

The constructor parses the command line arguments.

Parameters:

argv - the command line arguments

Method Detail

debug

public void debug(java.lang.String msg)

Displays a message both in applet and standard output.

Overrides:

debug in class JFtpThread

Parameters:

msg - the message to print

download

private boolean download(JFtpEntry entry)

Download a file.

delete

protected void delete(JFtpEntry entry)

Delete a file.

Parameters:

entry - the entry to delete

See Also:

JFtpWindow.actionPerformed(java.awt.event.ActionEvent)

dispRemote

protected void dispRemote(java.util.Vector contents)

Change the contents of the remote file list.

localCwd

public void localCwd(java.lang.String dir)

Change the local working directory.

Parameters:

dir - the directory to change to

getAuxControl

private JFtpControl getAuxControl(java.net.URL url)

Return an auxilary control connection.

See Also:

getControl()

getControl

protected JFtpControl getControl()

Return the active control connection.

See Also:

getAuxControl(java.net.URL)

main

public static void main(java.lang.String[] argv)

The program's main routine.

See Also:

run()

connect

protected void connect(java.net.URL u)

Connects to an FTP server.

Parameters:

u - the URL to connect to

See Also:

JFtpWindow.actionPerformed(java.awt.event.ActionEvent)

queueDownload

public void queueDownload(JFtpEntry entry)

Queue the download of a file.

See Also:

download(ip1.ex14.JFtpEntry), JFtpWindow.actionPerformed(java.awt.event.ActionEvent)

queueUpload

public void queueUpload(JFtpEntry entry)

Queue the upload of a file.

Parameters:

entry - the entry to upload

See Also:

upload(ip1.ex14.JFtpEntry), JFtpWindow.actionPerformed(java.awt.event.ActionEvent)

removeChild

protected void removeChild(JFtpControl theThread)

Remove a control thread.

See Also:

JFtpThread.removeChild(ip1.ex14.JFtpThread), refreshRemoteList()

refreshLocalList

protected void refreshLocalList()

Refresh local file list.

See Also:

JFtpWindow.actionPerformed(java.awt.event.ActionEvent)

refreshRemoteList

protected void refreshRemoteList()

Refresh the remote file list.

See Also:

dispRemote(java.util.Vector), JFtpControl.queueList()

refreshUrl

protected void refreshUrl()

Change the current URL in the window.

run

public void run()

Thread entry point.

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class JFtpThread

setPassive

protected void setPassive(boolean passive)

Set active or passive mode.

upload

private boolean upload(JFtpEntry entry)

Upload a file.

See Also:

queueUpload(ip1.ex14.JFtpEntry)

usage

private void usage()

Display program usage.