ip1.ex14
Class JFtpData

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

All Implemented Interfaces:

java.lang.Runnable

public class JFtpData

extends JFtpThread

The JFtpData class implements an FTP data thread. It supports both active and passive data connections. A data thread is owned by a JFtpControl thread.

Version:

$Id: JFtpData.java,v 1.24 2003/10/17 14:03:39 sharky Exp $

See Also:

JFtpControl

Nested Class Summary

(package private) class

JFtpData.DataQueueItem Describes an item of a JFTpData's queue.

Nested classes inherited from class ip1.ex14.JFtpThread

Field Summary

(package private) char[]	charBuffer Character buffer for file transfers.
(package private) static int	charBufferSize Size of the buffer for file transfers.
(package private) boolean	passive Are we in passive mode?
protected long	progress The progress indicator.
protected java.lang.StringBuffer	sb String buffer.
protected java.net.Socket	sock The data socket
protected java.net.InetSocketAddress	sockAddr Where to connect to (for passive mode)
protected java.net.ServerSocket	sockListen Listening socket (for active mode)
static int	STATE_CONNECTED We have a connection.
static int	STATE_CONNECTING We are attempting to connect (initial state).
protected long	targetSize The target size.

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

(package private)	JFtpData(JFtpControl parent) The constructor.
(package private)	JFtpData(JFtpControl parent, long targetSize) Variant of the constructor.

Method Summary

void	queueReadStr(java.lang.StringBuffer sb) Queue reading to a StringBuffer.
void	queueReceive(java.io.File file) Queue receiving a file from the server.
void	queueSend(java.io.File file) Queue sending a local file to the server.
void	run() Establish the data connection.
java.lang.String	toString() String representation.

Methods inherited from class ip1.ex14.JFtpThread

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

sb

protected java.lang.StringBuffer sb

String buffer.

sock

protected java.net.Socket sock

The data socket

sockListen

protected java.net.ServerSocket sockListen

Listening socket (for active mode)

sockAddr

protected java.net.InetSocketAddress sockAddr

Where to connect to (for passive mode)

progress

protected long progress

The progress indicator.

targetSize

protected long targetSize

The target size.

STATE_CONNECTING

public static final int STATE_CONNECTING

We are attempting to connect (initial state).

See Also:

Constant Field Values

STATE_CONNECTED

public static final int STATE_CONNECTED

We have a connection.

See Also:

Constant Field Values

passive

boolean passive

Are we in passive mode?

charBufferSize

static final int charBufferSize

Size of the buffer for file transfers.

See Also:

Constant Field Values

charBuffer

char[] charBuffer

Character buffer for file transfers.

Constructor Detail

JFtpData

JFtpData(JFtpControl parent,
         long targetSize)
   throws java.io.IOException

Variant of the constructor.

JFtpData

JFtpData(JFtpControl parent)
   throws java.io.IOException

The constructor.

Method Detail

queueReceive

public void queueReceive(java.io.File file)

Queue receiving a file from the server.

Parameters:

file - the file we output to.

queueReadStr

public void queueReadStr(java.lang.StringBuffer sb)

Queue reading to a StringBuffer.

Parameters:

sb - the StringBuffer to output to.

See Also:

JFtpControl.makeList()

queueSend

public void queueSend(java.io.File file)

Queue sending a local file to the server.

run

public void run()

Establish the data connection.

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class JFtpThread

toString

public java.lang.String toString()

String representation.

Overrides:

toString in class JFtpThread