xmlBlaster 2.2.0 API

http.applet
Class SystemInfoApplet

java.lang.Object
  extended by java.awt.Component
      extended by java.awt.Container
          extended by java.awt.Panel
              extended by java.applet.Applet
                  extended by http.applet.SystemInfoApplet
All Implemented Interfaces:
java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, javax.accessibility.Accessible, I_CallbackRaw

public class SystemInfoApplet
extends java.applet.Applet
implements I_CallbackRaw

An example applet which connects to xmlBlaster using a persistent http tunnel for callbacks and displays the asynchronous delivered cpuinfo and meminfo messages.

Author:
Marcel Ruff
See Also:
Applet requirement, http://www.xmlblaster.org/xmlBlaster/demo/http/index.html, MsgQosData.toJXPath(), MsgKeyData.toJXPath(), Serialized Form

Nested Class Summary
 
Nested classes/interfaces inherited from class java.applet.Applet
java.applet.Applet.AccessibleApplet
 
Nested classes/interfaces inherited from class java.awt.Panel
java.awt.Panel.AccessibleAWTPanel
 
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.BltBufferStrategy, java.awt.Component.FlipBufferStrategy
 
Field Summary
(package private)  boolean runAsApplet
           
(package private)  java.awt.TextArea textArea
           
(package private)  I_XmlBlasterAccessRaw xmlBlasterAccess
           
 
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
SystemInfoApplet()
           
 
Method Summary
 void destroy()
           
 void init()
           
 void init(java.util.Hashtable properties)
           
static void main(java.lang.String[] args)
          Start outside of browser: java http.applet.SystemInfoApplet
private  void print(java.lang.String text)
           
 java.lang.String update(java.lang.String cbSessionId, java.util.Hashtable updateKey, byte[] content, java.util.Hashtable updateQos)
          Here you receive the callback messages from xmlBlaster.
 
Methods inherited from class java.applet.Applet
getAccessibleContext, getAppletContext, getAppletInfo, getAudioClip, getAudioClip, getCodeBase, getDocumentBase, getImage, getImage, getLocale, getParameter, getParameterInfo, isActive, newAudioClip, play, play, resize, resize, setStub, showStatus, start, stop
 
Methods inherited from class java.awt.Panel
addNotify
 
Methods inherited from class java.awt.Container
add, add, add, add, add, addContainerListener, addImpl, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getAlignmentX, getAlignmentY, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getInsets, getLayout, getListeners, getMaximumSize, getMinimumSize, getMousePosition, getPreferredSize, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paint, paintComponents, paramString, preferredSize, print, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, removeNotify, setComponentZOrder, setFocusCycleRoot, setFocusTraversalKeys, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setFont, setLayout, transferFocusBackward, transferFocusDownCycle, update, 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, contains, createImage, createImage, createVolatileImage, createVolatileImage, disable, disableEvents, dispatchEvent, enable, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphics, getGraphicsConfiguration, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocation, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getToolkit, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, printAll, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, reshape, setBackground, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeysEnabled, setForeground, setIgnoreRepaint, setLocale, setLocation, setLocation, setMaximumSize, setMinimumSize, setName, setPreferredSize, setSize, setSize, setVisible, 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

xmlBlasterAccess

I_XmlBlasterAccessRaw xmlBlasterAccess

textArea

java.awt.TextArea textArea

runAsApplet

boolean runAsApplet
Constructor Detail

SystemInfoApplet

public SystemInfoApplet()
Method Detail

init

public void init()
Overrides:
init in class java.applet.Applet

init

public void init(java.util.Hashtable properties)

print

private void print(java.lang.String text)

destroy

public void destroy()
Overrides:
destroy in class java.applet.Applet

update

public java.lang.String update(java.lang.String cbSessionId,
                               java.util.Hashtable updateKey,
                               byte[] content,
                               java.util.Hashtable updateQos)
                        throws java.lang.Exception
Here you receive the callback messages from xmlBlaster.

Specified by:
update in interface I_CallbackRaw
Parameters:
cbSessionId - The session ID specified by the client which registered the callback
updateKey - The arrived key in a flattened JXPath representation.
   /key/@oid                 -> Rugby
   /key/@contentMime         -> text/plain
   /key/@contentMimeExtended -> Version-1.0
   /key/child::node()        -> <myTeam>Munich<numPlayers>6</numPlayers></myTeam>
   ...
 
content - The binary message pay load
updateQos - The arrived key in a flattened JXPath representation.
   /qos/rcvTimestamp/@nanos                  -> 1042815836675000001
   /qos/methodName/text()                    -> update
   /qos/clientProperty[@name='myAge']/text() -> 12
   /qos/state/@id                            -> OK
   ...
 
Throws:
java.lang.Exception
See Also:
Apache JXPath, MsgKeyData.toJXPath(), MsgQosData.toJXPath()

main

public static void main(java.lang.String[] args)
Start outside of browser: java http.applet.SystemInfoApplet


xmlBlaster 2.2.0 API

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