/**
* Notifies this <tt>ResponseCollector</tt> that a transaction described by the specified
* <tt>BaseStunMessageEvent</tt> has failed. The possible reasons for the failure include
* timeouts, unreachable destination, etc.
*
* @param event the <tt>BaseStunMessageEvent</tt> which describes the failed transaction and the
* runtime type of which specifies the failure reason
* @see AbstractResponseCollector#processFailure(BaseStunMessageEvent)
*/
@Override
protected void processFailure(BaseStunMessageEvent event) {
TransactionID transactionID = event.getTransactionID();
logger.finest("A transaction expired: tranid=" + transactionID);
logger.finest("localAddr=" + hostCandidate);
/*
* Clean up for the purposes of the workaround which determines the STUN
* Request to which a STUN Response responds.
*/
Request request;
synchronized (requests) {
request = requests.remove(transactionID);
}
if (request == null) {
Message message = event.getMessage();
if (message instanceof Request) request = (Request) message;
}
boolean completedResolvingCandidate = true;
try {
if (processErrorOrFailure(null, request, transactionID)) completedResolvingCandidate = false;
} finally {
if (completedResolvingCandidate) completedResolvingCandidate(request, null);
}
}
public void dispatchEvent(XEvent xev) {
if (eventLog.isLoggable(Level.FINEST)) eventLog.finest(xev.toString());
int type = xev.get_type();
if (isDisposed()) {
return;
}
switch (type) {
case VisibilityNotify:
handleVisibilityEvent(xev);
break;
case ClientMessage:
handleClientMessage(xev);
break;
case Expose:
case GraphicsExpose:
handleExposeEvent(xev);
break;
case ButtonPress:
case ButtonRelease:
handleButtonPressRelease(xev);
break;
case MotionNotify:
handleMotionNotify(xev);
break;
case KeyPress:
handleKeyPress(xev);
break;
case KeyRelease:
handleKeyRelease(xev);
break;
case EnterNotify:
case LeaveNotify:
handleXCrossingEvent(xev);
break;
case ConfigureNotify:
handleConfigureNotifyEvent(xev);
break;
case MapNotify:
handleMapNotifyEvent(xev);
break;
case UnmapNotify:
handleUnmapNotifyEvent(xev);
break;
case ReparentNotify:
handleReparentNotifyEvent(xev);
break;
case PropertyNotify:
handlePropertyNotify(xev);
break;
case DestroyNotify:
handleDestroyNotify(xev);
break;
case CreateNotify:
handleCreateNotify(xev);
break;
}
}
/**
* Takes the provided array of objects and stores the contents in the back-end database. The array
* is expected to contain the following objects:
*
* <ul>
* <li>0 - Severity (String)
* <li>1 - PSE node name (String)
* <li>2 - Link ID (String)
* <li>3 - Received Error Message (String)
* <li>4 - Date received from the PSE (String)
* <li>5 - The universally unique identifier of the message (String)
* </ul>
*
* @param dataToStore An object array in the format mentioned above.
*/
public void storeDataInDb(Object[] dataToStore) {
final int WORKED_OK = 1;
final int DISCOVERED_NEW_LINK = 2;
final int DISCOVERED_DUPLICATES = 3;
final int ERROR_ENCOUNTERED = 4;
final int NO_ENTRIES_FOUND = 5;
final int DISCOVERED_LINK_MESSAGE = 6;
DbInterface dbI = new DbInterface(originatingPort);
int x = dbI.storeMessage(formattedMessage);
switch (x) {
case WORKED_OK:
{
// storeMessage worked without any problems.
log.finest("Message saved in the database with a UUID of: " + formattedMessage[5]);
String msg = (String) formattedMessage[3];
Object[] linkState = new Object[3];
linkState[0] = formattedMessage[1];
linkState[1] = formattedMessage[2];
linkState[2] = new Integer(LINK_STATE_UNKNOWN);
if (msg.equals("LINK DOWN")) {
linkState[2] = new Integer(LINK_STATE_DOWN);
parent.setLinkData(linkState);
}
if (msg.equals("LINK UP")) {
linkState[2] = new Integer(LINK_STATE_UP);
parent.setLinkData(linkState);
}
break;
}
case DISCOVERED_NEW_LINK:
{
// storeMessage detected that this link was from a new link not in the database.
String msg = (String) formattedMessage[3];
if (msg.equals("LINK DOWN")) {
parent.addNewLink(
(String) formattedMessage[1], (String) formattedMessage[2], LINK_STATE_DOWN);
} else if (msg.equals("LINK UP")) {
parent.addNewLink(
(String) formattedMessage[1], (String) formattedMessage[2], LINK_STATE_UP);
} else {
parent.addNewLink(
(String) formattedMessage[1], (String) formattedMessage[2], LINK_STATE_UNKNOWN);
}
break;
}
case DISCOVERED_DUPLICATES:
{
// storeMessage detected duplicates in the database. Generate a warning to the user.
log.severe(
"Duplicates in the index of tblCodexLinks were detected while trying to save the received message.");
System.err.println(
"Duplicates were detected in the index of tblCodexLinks. Your database may be corrupt.");
break;
}
case ERROR_ENCOUNTERED:
{
// storeMessage encountered an exception
log.warning(
"storeMessage() encountered an exception. The message it was trying to save may not have been entered into the database.");
System.err.println(
"An exception was detected while trying to save the message in the database. The data may not have been saved, please check the logs for more information.");
break;
}
case DISCOVERED_LINK_MESSAGE:
{
String msg = (String) formattedMessage[3];
if (msg.equals("LINK DOWN")) {
parent.addNewLink(
(String) formattedMessage[1], (String) formattedMessage[2], LINK_STATE_DOWN);
} else if (msg.equals("LINK UP")) {
parent.addNewLink(
(String) formattedMessage[1], (String) formattedMessage[2], LINK_STATE_UP);
} else {
parent.addNewLink(
(String) formattedMessage[1], (String) formattedMessage[2], LINK_STATE_UNKNOWN);
}
break;
}
default:
{
// storeMessage returned a value that wasn't recognised
log.warning("storeMessage returned an unexpected value: " + x);
break;
}
}
}
/**
* Notifies this <tt>ResponseCollector</tt> that a STUN response described by the specified
* <tt>StunResponseEvent</tt> has been received.
*
* @param event the <tt>StunResponseEvent</tt> which describes the received STUN response
* @see ResponseCollector#processResponse(StunResponseEvent)
*/
@Override
public void processResponse(StunResponseEvent event) {
TransactionID transactionID = event.getTransactionID();
logger.finest("Received a message: tranid= " + transactionID);
logger.finest("localCand= " + hostCandidate);
/*
* Clean up for the purposes of the workaround which determines the STUN
* Request to which a STUN Response responds.
*/
synchronized (requests) {
requests.remove(transactionID);
}
// At long last, do start handling the received STUN Response.
Response response = event.getResponse();
Request request = event.getRequest();
boolean completedResolvingCandidate = true;
try {
if (response.isSuccessResponse()) {
// Authentication and Message-Integrity Mechanisms
if (request.containsAttribute(Attribute.MESSAGE_INTEGRITY)) {
MessageIntegrityAttribute messageIntegrityAttribute =
(MessageIntegrityAttribute) response.getAttribute(Attribute.MESSAGE_INTEGRITY);
/*
* RFC 5389: If MESSAGE-INTEGRITY was absent, the response
* MUST be discarded, as if it was never received.
*/
if (messageIntegrityAttribute == null) return;
UsernameAttribute usernameAttribute =
(UsernameAttribute) request.getAttribute(Attribute.USERNAME);
/*
* For a request or indication message, the agent MUST
* include the USERNAME and MESSAGE-INTEGRITY attributes in
* the message.
*/
if (usernameAttribute == null) return;
if (!harvester
.getStunStack()
.validateMessageIntegrity(
messageIntegrityAttribute,
LongTermCredential.toString(usernameAttribute.getUsername()),
!request.containsAttribute(Attribute.REALM)
&& !request.containsAttribute(Attribute.NONCE),
event.getRawMessage())) return;
}
processSuccess(response, request, transactionID);
} else {
ErrorCodeAttribute errorCodeAttr =
(ErrorCodeAttribute) response.getAttribute(Attribute.ERROR_CODE);
if ((errorCodeAttr != null) && (errorCodeAttr.getErrorClass() == 4)) {
try {
switch (errorCodeAttr.getErrorNumber()) {
case 1: // 401 Unauthorized
if (processUnauthorized(response, request, transactionID))
completedResolvingCandidate = false;
break;
case 38: // 438 Stale Nonce
if (processStaleNonce(response, request, transactionID))
completedResolvingCandidate = false;
break;
}
} catch (StunException sex) {
completedResolvingCandidate = true;
}
}
if (completedResolvingCandidate && processErrorOrFailure(response, request, transactionID))
completedResolvingCandidate = false;
}
} finally {
if (completedResolvingCandidate) completedResolvingCandidate(request, response);
}
}
public LoginPanel(Image img, ActionListener listener) {
super(null);
this.listener = listener;
if (img == null) {
InputStream inData = getClass().getResourceAsStream("/resources/background.gif");
BufferedImage back = null;
if (inData != null)
try {
back = ImageIO.read(inData);
} catch (IOException e) {
loger.finest("LoginPanel class can't get the background image");
}
this.background = back;
}
setLayout(null);
JPanel logingPanel = new JPanel();
loginTitle = new JLabel("Autentificare");
logingPanel.setSize(250, 150);
logingPanel.setBorder(new javax.swing.border.LineBorder(Color.black, 2));
logingPanel.setLayout(null);
loginTitle.setBounds(3, 0, logingPanel.getWidth(), 20);
logingPanel.add(loginTitle);
JLabel loginUser = new JLabel("Utilizator");
loginUser.setBounds(
80 - loginUser.getPreferredSize().width,
40,
loginUser.getPreferredSize().width,
loginUser.getPreferredSize().height);
logingPanel.add(loginUser);
user = new JTextField(10);
user.setBounds(85, 40, user.getPreferredSize().width, user.getPreferredSize().height);
// user.setText("test");
// loginUser.setLabelFor(user);
logingPanel.add(user);
JLabel loginPass = new JLabel("Parola");
loginPass.setBounds(
80 - loginPass.getPreferredSize().width,
80,
loginPass.getPreferredSize().width,
loginPass.getPreferredSize().height);
logingPanel.add(loginPass);
// JTextField pass = new JTextField(10);
pass = new JPasswordField(10);
pass.setBounds(85, 80, pass.getPreferredSize().width, pass.getPreferredSize().height);
pass.addKeyListener(this);
// pass.setText("test");
// loginUser.setLabelFor(user);
logingPanel.add(pass);
JButton loginButton = new JButton("Start");
loginButton.setActionCommand("LOGIN");
loginButton.setBounds(
60, 110, loginButton.getPreferredSize().width, loginButton.getPreferredSize().height);
// loginButton.setOpaque(false);
loginButton.setFocusPainted(false);
// loginButton.setContentAreaFilled(false);
// loginButton.setBorderPainted(false);
loginButton.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
loginButton.addActionListener(listener);
logingPanel.add(loginButton);
add(logingPanel);
}
/**
* Initialises the class and internal logger. Uses the supplied arguments to receive data from the
* application and add data to the charts dynamically.
*
* @param title The title of the charts on display. Whether the displayed data is for <code>new
* </code> or <code>old</code> links. That is whether the data is for newly discovered links
* or existing (old) links already stored within the database.
* @param parent The instance of <code>COMPortClient</code> that acts as the data source for the
* charts.
*/
public LinkChart(String title, COMPortClient parent) {
super("Charts", true, true, true, true);
super.setLayer(1);
identifier = title.toLowerCase();
// Obtain an instance of Logger for the class
log = LoggerFactory.getLogger(className);
owner = parent;
// Setup a hashtable to hold the values for up, down and unknown link states
Hashtable<String, Integer> linkStats = new Hashtable<String, Integer>();
if (identifier.equals("old")) {
this.setTitle("Recognised Link Status on " + owner.getPortName() + ":");
// Get the current figures from the link table
linkStats = ((LinkTable) owner.getLinkTable().getModel()).getInitialFigures();
} else if (identifier.equals("new")) {
this.setTitle("Discovered Link Status on " + owner.getPortName() + ":");
linkStats = ((LinkTable) owner.getNewLinkTable().getModel()).getInitialFigures();
} else {
// If the identifier was set to something other than old or new then it's not right.
log.warning("An instance of LinkChart has been created for an unknown purpose.");
return;
}
// Initialise the dataset for the pie chart
dpdCurrentData = new DefaultPieDataset();
dpdCurrentData.insertValue(0, "Link Down", linkStats.get("down"));
dpdCurrentData.insertValue(1, "Link Up", linkStats.get("up"));
dpdCurrentData.insertValue(2, "Link State Unknown", linkStats.get("unknown"));
// Initialise the dataset for the line chart
dcdPreviousData = new DefaultCategoryDataset();
dcdPreviousData.addValue(
linkStats.get("down"), "Link Down", Calendar.getInstance().getTime().toString());
dcdPreviousData.addValue(
linkStats.get("up"), "Link Up", Calendar.getInstance().getTime().toString());
dcdPreviousData.addValue(
linkStats.get("unknown"),
"Link State Unknown",
Calendar.getInstance().getTime().toString());
// Set the variables we need for holding the charts
JFreeChart jfcCurrentStatus; // This will be displayed as a pie chart
JFreeChart jfcPreviousStatus; // This will be displayed as a line chart
ChartPanel cpCurrent; // Chartpanels hold the JFreeChart
ChartPanel cpPrevious;
// Use the factory to create the charts
jfcCurrentStatus =
ChartFactory.createPieChart("Current Status", dpdCurrentData, true, true, false);
jfcPreviousStatus =
ChartFactory.createLineChart(
"Previous Status",
"Time received",
"Number of Links",
dcdPreviousData,
PlotOrientation.VERTICAL,
true,
true,
false);
// Add them to the chart panels
cpCurrent = new ChartPanel(jfcCurrentStatus);
cpPrevious = new ChartPanel(jfcPreviousStatus);
// Add the chart panels to the content pane
this.add(cpCurrent, BorderLayout.EAST);
this.add(cpPrevious, BorderLayout.WEST);
// Change the layout to show them next to each other
this.setLayout(new GridLayout(1, 2));
// Add a listener to the window
this.addInternalFrameListener(new CloseLinkChart(this));
log.finest("Adding frame to the desktop");
// Set the window properties and display it
Client.getJNWindow().addToDesktop(this);
this.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
this.setSize(650, 400);
this.setVisible(true);
owner.addChartWindow(title, this);
}