at.mug.iqm.gui.tilecachetool

Class MemoryChart

java.lang.Object

java.awt.Component

java.awt.Container

javax.swing.JComponent

at.mug.iqm.gui.tilecachetool.MemoryChart

All Implemented Interfaces:

ComponentListener, ImageObserver, MenuContainer, Serializable, Runnable, EventListener

public final class MemoryChart
extends JComponent
implements Runnable, ComponentListener

Title: Tile Cache Monitoring Tool

Description: Monitors and displays JAI Tile Cache activity.

Copyright: Copyright (c) 2002, 2010

All Rights Reserved

Company: Virtual Visions Software, Inc.

Version:

1.02 Monitors the JVM memory usage like a Strip Chart recorder

Author:

Dennis Sigel

See Also:

Serialized Form

Nested Class Summary

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
private static int	BAR_WIDTH
private static Color	BLUE
private static StringBuffer	buf1
private static StringBuffer	buf2
private static StringBuffer	buf3
private static Color	DARK_BLUE
private int	data_length
private static Font	DEFAULT_FONT
private long	delay
private double	free_memory
private int	h
private Insets	insets
private int	percent
private RingBuffer	rbuf
private static Runtime	RUNTIME
private static long	serialVersionUID
private Thread	thread
private double	total_memory
private int	w
private int	x1
private int	x2
private int	y1
private int	y2

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
MemoryChart() Default constructor

Method Summary

Modifier and Type	Method and Description
void	componentHidden(ComponentEvent e)
void	componentMoved(ComponentEvent e)
void	componentResized(ComponentEvent e)
void	componentShown(ComponentEvent e)
private void	drawBarGraph(Graphics2D g2d, int x2, int y2, int v)
private void	drawData(Graphics2D g2d)
private void	drawGrids(Graphics2D g2d, int x1, int y1, int w, int h)
private void	drawLegend(Graphics2D g2d)
void	paintComponent(Graphics g)
void	run() Run in a thread.
void	setDelay(long interval) Alter the delay between memory updates
void	start()
void	stop() Stop the thread

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, getUIClassID, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, hide, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingOrigin, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintImmediately, paintImmediately, paramString, 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, updateUI

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, getAccessibleContext, 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

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

thread

private Thread thread

delay

private long delay

free_memory

private double free_memory

total_memory

private double total_memory

rbuf

private RingBuffer rbuf

insets

private Insets insets

data_length

private int data_length

percent

private int percent

x1

private int x1

y1

private int y1

x2

private int x2

y2

private int y2

w

private int w

h

private int h

buf1

private static final StringBuffer buf1

buf2

private static final StringBuffer buf2

buf3

private static final StringBuffer buf3

BAR_WIDTH

private static final int BAR_WIDTH

See Also:

Constant Field Values

RUNTIME

private static final Runtime RUNTIME

BLUE

private static final Color BLUE

DARK_BLUE

private static final Color DARK_BLUE

DEFAULT_FONT

private static final Font DEFAULT_FONT

Constructor Detail

MemoryChart

public MemoryChart()

Default constructor

Method Detail

componentResized

public void componentResized(ComponentEvent e)

Specified by:

componentResized in interface ComponentListener

componentShown

public void componentShown(ComponentEvent e)

Specified by:

componentShown in interface ComponentListener

componentHidden

public void componentHidden(ComponentEvent e)

Specified by:

componentHidden in interface ComponentListener

componentMoved

public void componentMoved(ComponentEvent e)

Specified by:

componentMoved in interface ComponentListener

start

public void start()

run

public void run()

Run in a thread.

Specified by:

run in interface Runnable

setDelay

public void setDelay(long interval)

Alter the delay between memory updates

Parameters:

interval - Delay between time updates for JVM memory plot

stop

public void stop()

Stop the thread

paintComponent

public void paintComponent(Graphics g)

Overrides:

paintComponent in class JComponent

drawGrids

private void drawGrids(Graphics2D g2d,
                       int x1,
                       int y1,
                       int w,
                       int h)

drawBarGraph

private void drawBarGraph(Graphics2D g2d,
                          int x2,
                          int y2,
                          int v)

drawLegend

private void drawLegend(Graphics2D g2d)

drawData

private void drawData(Graphics2D g2d)