com.miami.romeo.internet
Class Downloader

java.lang.Object
  java.awt.Component
      java.awt.Container
          javax.swing.JComponent
              javax.swing.JPanel
                  com.miami.romeo.internet.Downloader

All Implemented Interfaces:

javax.accessibility.Accessible, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable

public class Downloader

extends javax.swing.JPanel

Downloader.
This class downloads files from the internet.

Version:

$Revision: 1.1.1.1 $Date: 2003/10/18 03:17:52 $

Author:

$author: Stefano Bolli

See Also:

Serialized Form

Nested Class Summary

class	Downloader.Download Action listener for 'Download' button
class	Downloader.Exit Exit Action

Nested classes inherited from class javax.swing.JPanel

javax.swing.JPanel.AccessibleJPanel

Nested classes inherited from class javax.swing.JComponent

javax.swing.JComponent.AccessibleJComponent

Nested classes inherited from class java.awt.Container

java.awt.Container.AccessibleAWTContainer

Nested classes inherited from class java.awt.Component

java.awt.Component.AccessibleAWTComponent, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy

Field Summary

protected sun.net.ftp.FtpClient	client
protected java.util.GregorianCalendar	currentTime
protected java.lang.String	hostFile
protected java.lang.String	localFile
static int	ONE_SECOND
protected java.util.GregorianCalendar	startTime

Fields inherited from class javax.swing.JComponent

accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

Downloader(java.lang.String server, java.lang.String destination, java.lang.String fileName)
Constructor

Method Summary

javax.swing.JFrame	createFrame() This method creates a frame for Downloader to reside in.
void	defineProtocolToUse() This method defines the protocol (http or ftp) to use and download the file.
protected void	disconnect() This methods disconnects client from the ftp server.
javax.swing.JFrame	getFrame() This method returns the frame instance.
protected void	getFtpFile(java.lang.String ftpServer, int port, java.lang.String user, java.lang.String password, java.lang.String urlPath) This method downloads a file from a remote ftp server.
static int	getFtpFileSize(sun.net.ftp.FtpClient client, java.lang.String fileName) This method returns the file size from the ftp server Probably not working.
protected void	getHttpFile() This method downloads a file from a remote server using http protocol.
static int	getHttpFileSize(java.lang.String server, java.lang.String fileName) This method returns the file size from the http server.
void	initializeDownloader() This method initializes all graphic components.
protected void	message(javax.swing.JLabel label, java.lang.String str) Messages from the ftp server.
protected void	setProgressBarMaximum(int value) This method sets progress bar maximum value.
protected void	setProgressBarString(java.lang.String string) This method sets progress bar string.
protected void	setProgressBarValue(int value) This method sets progress bar value.
protected void	setTransferedKb(int value, int size) This method sets transfered kb string in a specific label.
void	showDownloader() This method shows Downloader window.

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addPropertyChangeListener, addPropertyChangeListener, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentGraphics, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getGraphics, getHeight, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPreferredSize, getPropertyChangeListeners, getPropertyChangeListeners, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isPreferredSizeSet, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFont, setForeground, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setFocusCycleRoot, setFocusTraversalKeys, setFocusTraversalPolicy, setLayout, transferFocusBackward, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMouseWheelListeners, getName, getParent, getPeer, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusUpCycle

Methods inherited from class java.lang.Object

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

Field Detail

ONE_SECOND

public static final int ONE_SECOND

See Also:

Constant Field Values

currentTime

protected java.util.GregorianCalendar currentTime

startTime

protected java.util.GregorianCalendar startTime

client

protected sun.net.ftp.FtpClient client

localFile

protected java.lang.String localFile

hostFile

protected java.lang.String hostFile

Constructor Detail

Downloader

public Downloader(java.lang.String server,
                  java.lang.String destination,
                  java.lang.String fileName)

Constructor

Parameters:

server - The server address

destination - The path where to save files in

fileName - The file name to download

Method Detail

initializeDownloader

public void initializeDownloader()

This method initializes all graphic components.

showDownloader

public void showDownloader()

This method shows Downloader window.

getFrame

public javax.swing.JFrame getFrame()

This method returns the frame instance.

Returns:

JFrame

createFrame

public javax.swing.JFrame createFrame()

This method creates a frame for Downloader to reside in.

defineProtocolToUse

public void defineProtocolToUse()

This method defines the protocol (http or ftp) to use and download the file.

getHttpFile

protected void getHttpFile()

This method downloads a file from a remote server using http protocol.

getHttpFileSize

public static int getHttpFileSize(java.lang.String server,
                                  java.lang.String fileName)
                           throws java.io.IOException

This method returns the file size from the http server.

Parameters:

server - The http server

fileName - The file name

Returns:

The file size

Throws:

java.io.IOException

getFtpFile

protected void getFtpFile(java.lang.String ftpServer,
                          int port,
                          java.lang.String user,
                          java.lang.String password,
                          java.lang.String urlPath)

This method downloads a file from a remote ftp server.

Parameters:

ftpServer - The ftp server

port - The server port to connect to

user - The user name

password - The password

urlPath - The file URL

disconnect

protected void disconnect()

This methods disconnects client from the ftp server.

getFtpFileSize

public static int getFtpFileSize(sun.net.ftp.FtpClient client,
                                 java.lang.String fileName)
                          throws java.io.IOException

This method returns the file size from the ftp server Probably not working. I have not tested it yet :|

Parameters:

client - The FtpClient

fileName - The file name

Returns:

The file size

Throws:

java.io.IOException

message

protected void message(javax.swing.JLabel label,
                       java.lang.String str)

Messages from the ftp server.

Parameters:

label - The label where to set message in

str - The message

setProgressBarValue

protected void setProgressBarValue(int value)

This method sets progress bar value.

Parameters:

value - The value to set

setProgressBarMaximum

protected void setProgressBarMaximum(int value)

This method sets progress bar maximum value.

Parameters:

value - The maximum value to set

setProgressBarString

protected void setProgressBarString(java.lang.String string)

This method sets progress bar string.

Parameters:

string - The string to set

setTransferedKb

protected void setTransferedKb(int value,
                               int size)

This method sets transfered kb string in a specific label.

Parameters:

value - The transfered kb

size - The file size