weka.gui.sql

Class SqlViewer

java.lang.Object

java.awt.Component

java.awt.Container

javax.swing.JComponent

javax.swing.JPanel

weka.gui.sql.SqlViewer

All Implemented Interfaces:

java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, java.util.EventListener, javax.accessibility.Accessible, ConnectionListener, HistoryChangedListener, QueryExecuteListener, ResultChangedListener

public class SqlViewer
extends javax.swing.JPanel
implements ConnectionListener, HistoryChangedListener, QueryExecuteListener, ResultChangedListener

Represents a little tool for querying SQL databases.

See Also:

Serialized Form

Nested Class Summary

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

javax.swing.JPanel.AccessibleJPanel

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

javax.swing.JComponent.AccessibleJComponent

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

java.awt.Container.AccessibleAWTContainer

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

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

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	HEIGHT the height property in the history file.
protected static java.lang.String	HISTORY_FILE the name of the history file (in the home directory).
protected ConnectionPanel	m_ConnectionPanel the connection panel.
protected java.util.Properties	m_History stores the history.
protected InfoPanel	m_InfoPanel the info panel.
protected javax.swing.JFrame	m_Parent the parent of this panel.
protected java.lang.String	m_Password the password that was used to connect to the DB.
protected java.lang.String	m_Query the currently selected query.
protected QueryPanel	m_QueryPanel the query panel.
protected ResultPanel	m_ResultPanel the result panel.
protected java.lang.String	m_URL the connect string with which the query was run.
protected java.lang.String	m_User the user that was used to connect to the DB.
static java.lang.String	WIDTH the width property in the history file.

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, PROPERTIES, SOMEBITS

Constructor Summary

Constructors

Constructor and Description
SqlViewer(javax.swing.JFrame parent) initializes the SqlViewer.

Method Summary

Modifier and Type	Method and Description
void	addConnectionListener(ConnectionListener l) adds the given listener to the list of listeners.
void	addHistoryChangedListener(HistoryChangedListener l) adds the given listener to the list of listeners.
void	addQueryExecuteListener(QueryExecuteListener l) adds the given listener to the list of listeners.
void	addResultChangedListener(ResultChangedListener l) adds the given listener to the list of listeners.
void	clear() calls the clear method of all sub-panels to set back to default values and free up memory.
void	connectionChange(ConnectionEvent evt) This method gets called when the connection is either established or disconnected.
protected void	createPanel() builds the interface.
protected java.lang.String	getHistoryFilename() returns the filename of the history file.
java.lang.String	getPassword() returns the password from the currently active tab in the ResultPanel, otherwise an empty string.
java.lang.String	getQuery() returns the query from the currently active tab in the ResultPanel, otherwise an empty string.
java.lang.String	getURL() returns the database URL from the currently active tab in the ResultPanel, otherwise an empty string.
java.lang.String	getUser() returns the user from the currently active tab in the ResultPanel, otherwise an empty string.
void	historyChanged(HistoryChangedEvent evt) This method gets called when a history is modified.
protected void	loadHistory(boolean set) loads the history properties of the SqlViewer in the user's home directory.
static void	main(java.lang.String[] args) starts the SQL-Viewer interface.
protected java.lang.String	modelToString(javax.swing.DefaultListModel m) converts the given model into a comma-separated string.
void	queryExecuted(QueryExecuteEvent evt) This method gets called when a query has been executed.
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.
void	removeQueryExecuteListener(QueryExecuteListener l) removes the given listener from the list of listeners.
void	removeResultChangedListener(ResultChangedListener l) removes the given listener from the list of listeners.
void	resultChanged(ResultChangedEvent evt) This method gets called when a query has been executed.
protected void	saveHistory() saves the history properties of the SqlViewer in the user's home directory.
void	saveSize() obtains the size of the panel and saves it in the history.
protected javax.swing.DefaultListModel	stringToModel(java.lang.String s) transforms the given, comma-separated string into a DefaultListModel.

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_FILE

protected static final java.lang.String HISTORY_FILE

the name of the history file (in the home directory).

See Also:

Constant Field Values

WIDTH

public static final java.lang.String WIDTH

the width property in the history file.

See Also:

Constant Field Values

HEIGHT

public static final java.lang.String HEIGHT

the height property in the history file.

See Also:

Constant Field Values

m_Parent

protected javax.swing.JFrame m_Parent

the parent of this panel.

m_ConnectionPanel

protected ConnectionPanel m_ConnectionPanel

the connection panel.

m_QueryPanel

protected QueryPanel m_QueryPanel

the query panel.

m_ResultPanel

protected ResultPanel m_ResultPanel

the result panel.

m_InfoPanel

protected InfoPanel m_InfoPanel

the info panel.

m_URL

protected java.lang.String m_URL

the connect string with which the query was run.

m_User

protected java.lang.String m_User

the user that was used to connect to the DB.

m_Password

protected java.lang.String m_Password

the password that was used to connect to the DB.

m_Query

protected java.lang.String m_Query

the currently selected query.

m_History

protected java.util.Properties m_History

stores the history.

Constructor Detail

SqlViewer

public SqlViewer(javax.swing.JFrame parent)

initializes the SqlViewer.

Parameters:

parent - the parent of this panel

Method Detail

createPanel

protected void createPanel()

builds the interface.

connectionChange

public void connectionChange(ConnectionEvent evt)

This method gets called when the connection is either established or disconnected.

Specified by:

connectionChange in interface ConnectionListener

Parameters:

evt - the event

queryExecuted

public void queryExecuted(QueryExecuteEvent evt)

This method gets called when a query has been executed.

Specified by:

queryExecuted in interface QueryExecuteListener

Parameters:

evt - the event

resultChanged

public void resultChanged(ResultChangedEvent evt)

This method gets called when a query has been executed.

Specified by:

resultChanged in interface ResultChangedListener

Parameters:

evt - the event

historyChanged

public void historyChanged(HistoryChangedEvent evt)

This method gets called when a history is modified. It saves the history immediately to the users home directory.

Specified by:

historyChanged in interface HistoryChangedListener

Parameters:

evt - the event

getHistoryFilename

protected java.lang.String getHistoryFilename()

returns the filename of the history file.

Returns:

the history file

stringToModel

protected javax.swing.DefaultListModel stringToModel(java.lang.String s)

transforms the given, comma-separated string into a DefaultListModel.

Parameters:

s - the string to break up and transform into a list model

Returns:

the generated DefaultListModel

modelToString

protected java.lang.String modelToString(javax.swing.DefaultListModel m)

converts the given model into a comma-separated string.

Parameters:

m - the model to convert

Returns:

the string representation of the model

loadHistory

protected void loadHistory(boolean set)

loads the history properties of the SqlViewer in the user's home directory.

Parameters:

set - whether to set the read properties in the panels or not

See Also:

HISTORY_FILE

saveHistory

protected void saveHistory()

saves the history properties of the SqlViewer in the user's home directory.

See Also:

HISTORY_FILE

saveSize

public void saveSize()

obtains the size of the panel and saves it in the history.

See Also:

saveHistory()

clear

public void clear()

calls the clear method of all sub-panels to set back to default values and free up memory.

getURL

public java.lang.String getURL()

returns the database URL from the currently active tab in the ResultPanel, otherwise an empty string.

Returns:

the currently selected tab's URL

See Also:

ResultPanel

getUser

public java.lang.String getUser()

returns the user from the currently active tab in the ResultPanel, otherwise an empty string.

Returns:

the currently selected tab's user

See Also:

ResultPanel

getPassword

public java.lang.String getPassword()

returns the password from the currently active tab in the ResultPanel, otherwise an empty string.

Returns:

the currently selected tab's password

See Also:

ResultPanel

getQuery

public java.lang.String getQuery()

returns the query from the currently active tab in the ResultPanel, otherwise an empty string.

Returns:

the currently selected tab's query

See Also:

ResultPanel

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

addQueryExecuteListener

public void addQueryExecuteListener(QueryExecuteListener l)

adds the given listener to the list of listeners.

Parameters:

l - the listener to add to the list

removeQueryExecuteListener

public void removeQueryExecuteListener(QueryExecuteListener l)

removes the given listener from the list of listeners.

Parameters:

l - the listener to remove

addResultChangedListener

public void addResultChangedListener(ResultChangedListener l)

adds the given listener to the list of listeners.

Parameters:

l - the listener to add to the list

removeResultChangedListener

public void removeResultChangedListener(ResultChangedListener l)

removes the given listener from the list of listeners.

Parameters:

l - the listener to remove

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

main

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

starts the SQL-Viewer interface.

Parameters:

args - the commandline arguments - ignored