weka.gui.sql

Class ConnectionPanel

java.lang.Object

java.awt.Component

java.awt.Container

javax.swing.JComponent

javax.swing.JPanel

weka.gui.sql.ConnectionPanel

All Implemented Interfaces:

ImageObserver, MenuContainer, Serializable, EventListener, Accessible, CaretListener

public class ConnectionPanel
extends JPanel
implements CaretListener

Enables the user to insert a database URL, plus user/password to connect to this database.

Version:

$Revision: 7059 $

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JPanel

JPanel.AccessibleJPanel

Nested classes/interfaces inherited from class javax.swing.JComponent

JComponent.AccessibleJComponent

Nested classes/interfaces inherited from class java.awt.Container

Container.AccessibleAWTContainer

Nested classes/interfaces inherited from class java.awt.Component

Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy

Field Summary

Fields

Modifier and Type	Field and Description
static String	HISTORY_NAME the name of the history.
protected JButton	m_ButtonConnect the button for connecting to the database.
protected JButton	m_ButtonDatabase the button for the DB-Dialog.
protected JButton	m_ButtonHistory the button for the history.
protected HashSet	m_ConnectionListeners the connection listeners.
protected DatabaseConnectionDialog	m_DbDialog the databae connection dialog.
protected DbUtils	m_DbUtils for connecting to the database.
protected DefaultListModel	m_History the history of connections.
protected HashSet	m_HistoryChangedListeners the history listeners.
protected JLabel	m_LabelURL the label for the URL.
protected JFrame	m_Parent the parent frame.
protected String	m_Password the password to use for connecting to the DB.
protected JTextField	m_TextURL the textfield for the URL.
protected String	m_URL the URL to use.
protected String	m_User the user to use for connecting to the DB.

Fields inherited from class javax.swing.JComponent

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

accessibleContext, 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

Constructors

Constructor and Description
ConnectionPanel(JFrame parent) initializes the panel.

Method Summary

Modifier and Type	Method and Description
void	addConnectionListener(ConnectionListener l) adds the given listener to the list of listeners.
protected void	addHistory(String s) adds the given string to the history (removes duplicates).
void	addHistoryChangedListener(HistoryChangedListener l) adds the given listener to the list of listeners.
void	caretUpdate(CaretEvent event) Called when the caret position is updated.
void	clear() sets the parameters back to standard.
protected void	connect() connects to the database, notifies the listeners.
protected void	createPanel() builds the panel with all its components.
DefaultListModel	getHistory() returns the history.
String	getPassword() returns the current Password.
String	getURL() returns the current URL.
String	getUser() returns the current User.
protected void	notifyConnectionListeners(int type) notifies the connection listeners of the event.
protected void	notifyConnectionListeners(int type, Exception ex) notifies the connection listeners of the event.
protected void	notifyHistoryChangedListeners() notifies the history listeners of the event.
void	removeConnectionListener(ConnectionListener l) removes the given listener from the list of listeners.
void	removeHistoryChangedListener(HistoryChangedListener l) removes the given listener from the list of listeners.
protected void	setButtons() sets the buttons according to the connected-state.
void	setFocus() sets the focus in a designated control.
void	setHistory(DefaultListModel history) sets the local history to the given one.
void	setPassword(String pw) sets the Password.
void	setURL(String url) sets the URL.
void	setUser(String user) sets the User.
protected void	showDialog() displays the database dialog.
void	showHistory() displays the query history.

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, hide, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingOrigin, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, 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, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, 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, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, 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, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object

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

Field Detail

HISTORY_NAME

public static final String HISTORY_NAME

the name of the history.

See Also:

Constant Field Values

m_Parent

protected JFrame m_Parent

the parent frame.

m_DbDialog

protected DatabaseConnectionDialog m_DbDialog

the databae connection dialog.

m_URL

protected String m_URL

the URL to use.

m_User

protected String m_User

the user to use for connecting to the DB.

m_Password

protected String m_Password

the password to use for connecting to the DB.

m_LabelURL

protected JLabel m_LabelURL

the label for the URL.

m_TextURL

protected JTextField m_TextURL

the textfield for the URL.

m_ButtonDatabase

protected JButton m_ButtonDatabase

the button for the DB-Dialog.

m_ButtonConnect

protected JButton m_ButtonConnect

the button for connecting to the database.

m_ButtonHistory

protected JButton m_ButtonHistory

the button for the history.

m_ConnectionListeners

protected HashSet m_ConnectionListeners

the connection listeners.

m_HistoryChangedListeners

protected HashSet m_HistoryChangedListeners

the history listeners.

m_DbUtils

protected DbUtils m_DbUtils

for connecting to the database.

m_History

protected DefaultListModel m_History

the history of connections.

Constructor Detail

ConnectionPanel

public ConnectionPanel(JFrame parent)

initializes the panel.

Parameters:

parent - the parent of this panel

Method Detail

createPanel

protected void createPanel()

builds the panel with all its components.

setButtons

protected void setButtons()

sets the buttons according to the connected-state.

clear

public void clear()

sets the parameters back to standard.

setFocus

public void setFocus()

sets the focus in a designated control.

setURL

public void setURL(String url)

sets the URL.

Parameters:

url - the new value of the URL

getURL

public String getURL()

returns the current URL.

Returns:

the current URL

setUser

public void setUser(String user)

sets the User.

Parameters:

user - the new value of the User

getUser

public String getUser()

returns the current User.

Returns:

the current user

setPassword

public void setPassword(String pw)

sets the Password.

Parameters:

pw - the new value of the Password

getPassword

public String getPassword()

returns the current Password.

Returns:

the current password

addHistory

protected void addHistory(String s)

adds the given string to the history (removes duplicates).

Parameters:

s - the string to add

setHistory

public void setHistory(DefaultListModel history)

sets the local history to the given one.

Parameters:

history - the history to use

getHistory

public DefaultListModel getHistory()

returns the history.

Returns:

the current history

showDialog

protected void showDialog()

displays the database dialog.

connect

protected void connect()

connects to the database, notifies the listeners.

showHistory

public void showHistory()

displays the query history.

addConnectionListener

public void addConnectionListener(ConnectionListener l)

adds the given listener to the list of listeners.

Parameters:

l - the listener to add to the list

removeConnectionListener

public void removeConnectionListener(ConnectionListener l)

removes the given listener from the list of listeners.

Parameters:

l - the listener to remove

notifyConnectionListeners

protected void notifyConnectionListeners(int type)

notifies the connection listeners of the event.

Parameters:

type - the type of the action, CONNECT or DISCONNECT

notifyConnectionListeners

protected void notifyConnectionListeners(int type,
                                         Exception ex)

notifies the connection listeners of the event.

Parameters:

type - the type of the action, CONNECT or DISCONNECT

ex - an optional exception that happened (indicates failure!)

addHistoryChangedListener

public void addHistoryChangedListener(HistoryChangedListener l)

adds the given listener to the list of listeners.

Parameters:

l - the listener to add to the list

removeHistoryChangedListener

public void removeHistoryChangedListener(HistoryChangedListener l)

removes the given listener from the list of listeners.

Parameters:

l - the listener to remove

notifyHistoryChangedListeners

protected void notifyHistoryChangedListeners()

notifies the history listeners of the event.

caretUpdate

public void caretUpdate(CaretEvent event)

Called when the caret position is updated.

Specified by:

caretUpdate in interface CaretListener

Parameters:

event - the event to process