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//---IMPORTS--- |
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import javax.swing.*; |
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import javax.swing.border.*; |
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import java.awt.Color; |
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import uk.ac.ukc.iscream.util.*; |
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import java.awt.*; |
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import java.awt.event.*; |
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import java.net.*; |
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import java.io.*; |
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import java.util.Date; |
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import java.text.DateFormat; |
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import java.util.Locale; |
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import java.util.HashMap; |
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import javax.swing.border.*; |
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/** |
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* NASTY AND BASIC, PLEASE DON'T COMPLAIN |
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* Root for the SwingClient...starts the whole show off... |
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* |
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* @author $Author$ |
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* @version $Id$ |
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*/ |
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public class SwingClient extends JFrame implements Runnable { |
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public class SwingClient extends JFrame { |
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//---FINAL ATTRIBUTES--- |
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* The current CVS revision of this class |
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*/ |
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public final String REVISION = "$Revision$"; |
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private final int width = 600; |
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private final int height = 600; |
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private final int width = 400; |
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private final int height = 700; |
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// the well known port |
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public static final int PORT = 4510; |
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//---STATIC METHODS--- |
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public static void main(String[] args) { |
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try { |
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String host = null; |
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if (args.length != 1) { |
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Object response = null; |
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while(!(response instanceof String)) { |
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response = JOptionPane.showInputDialog(null, "Please enter the name of a server running the I-Scream client interface:", "I-Scream Server", JOptionPane.INFORMATION_MESSAGE); |
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} |
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host = (String) response; |
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} else { |
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host = args[0]; |
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} |
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int port = 4510; |
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Socket socket = new Socket(host, port); |
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BufferedReader inBound = new BufferedReader(new InputStreamReader(socket.getInputStream())); |
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PrintWriter outBound = new PrintWriter(socket.getOutputStream()); |
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// get the host from the command line if they gave it |
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String host = null; |
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if (args.length == 1) { |
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host = args[0]; |
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} |
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Queue dataQueue = new Queue(); |
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DataReader data = new DataReader(inBound, dataQueue); |
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// the data display panel |
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DataPanel data = new DataPanel(); |
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SwingClient client = new SwingClient(dataQueue); |
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Thread clientThread = new Thread(client); |
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clientThread.start(); |
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data.start(); |
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} catch (Exception e) { |
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System.err.println("ERROR START: " + e); |
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System.exit(1); |
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} |
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// the control panel |
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ControlPanel control = new ControlPanel(data); |
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|
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// the main frame (passed the two panels) |
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SwingClient client = new SwingClient(data, control); |
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SwingClient.addMessage("Client started"); |
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} |
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//---CONSTRUCTORS--- |
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/** |
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* Creates a new Swing Client. |
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* Creates a new Swing Client Frame |
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*/ |
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public SwingClient(Queue dataQueue) { |
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_dataQueue = dataQueue; |
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_myQueue = _dataQueue.getQueue(); |
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private SwingClient(JPanel data, JPanel control) { |
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// set up the Frame |
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setTitle("I-Scream Client"); |
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//setSize(width, height); |
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setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE); |
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Box box = Box.createVerticalBox(); |
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super("I-Scream Client"); |
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setSize(width, height); |
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addWindowListener(new WindowAdapter() { |
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public void windowClosing(WindowEvent e) {System.exit(0);} |
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}); |
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// create the i-scream logo at the top |
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JLabel iscream = new JLabel(new ImageIcon("i-scream.gif")); |
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_serverCountLabel = new JLabel(" Monitoring 0 hosts..."); |
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_serverCountLabel.setForeground( new Color(0, 0, 102)); |
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Box header = Box.createHorizontalBox(); |
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header.add(_serverCountLabel); |
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header.add(Box.createHorizontalGlue()); |
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header.add(iscream); |
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Box main = Box.createHorizontalBox(); |
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JButton |
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utton = new JButton("Connect"); |
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getContentPane().add(control, "North"); |
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// set up the text area |
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_status.setEditable(false); |
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JScrollPane statusPane = new JScrollPane(_status); |
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statusPane.setBorder(new TitledBorder(new LineBorder(new Color(0, 0, 102)), " Messages ")); |
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JScrollPane scrollPane = new JScrollPane(data); |
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getContentPane().add(scrollPane, "Center"); |
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Box controlPane = Box.createVerticalBox(); |
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controlPane.add(button); |
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//controlPane.add(Box.createVerticalGlue()); |
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controlPane.add(statusPane); |
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main.add(controlPane); |
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main.add(_tabbedPane); |
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JPanel bottom = new JPanel(); |
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bottom.setLayout(new BorderLayout()); |
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_messages.setEditable(false); |
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_messages.setRows(3); |
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JScrollPane messagesPane = new JScrollPane(_messages); |
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messagesPane.setBorder(new TitledBorder(new LineBorder(new Color(0, 0, 102)), " Messages ")); |
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//_tabbedPane.setSelectedIndex(0); |
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bottom.add(messagesPane, "Center"); |
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JPanel statusPanel = new JPanel(); |
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JPanel linkPanel = new JPanel(); |
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linkPanel.setLayout(new GridLayout(2,1)); |
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linkPanel.add(_controlStatus); |
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linkPanel.add(_dataStatus); |
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statusPanel.setLayout(new GridLayout(1,3)); |
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statusPanel.add(linkPanel); |
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statusPanel.add(_queueStatus); |
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// build the frame |
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box.add(header); |
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box.add(main); |
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bottom.add(statusPanel, "South"); |
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getContentPane().add(bottom, "South"); |
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getContentPane().add(box); |
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// show the window |
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show(); |
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_status.insert("Running...\n",0); |
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} |
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//---PUBLIC METHODS--- |
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public void run() { |
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HashMap hostList = new HashMap(); |
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try { |
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while(true) { |
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String xml = (String) _dataQueue.get(_myQueue); |
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if (xml == null) { |
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// shouldn't really happen...but not sure |
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_status.insert("No XML to update...",0); |
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} else { |
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// Get a string without any null characters in it. |
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// -- maybe String.trim() would be better ? |
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if (xml.indexOf(0) != -1) { |
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xml = xml.substring(0, xml.indexOf(0)); |
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} |
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else { |
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xml = xml.substring(0, xml.length()); |
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} |
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// Use XMLPacketMaker to make an XMLPacket object. |
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XMLPacketMaker xmlPacketMaker = new XMLPacketMaker(xml); |
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XMLPacket packet = xmlPacketMaker.createXMLPacket(); |
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String hostName = packet.getParam("packet.attributes.machine_name"); |
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if(!hostList.containsKey(hostName)) { |
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_serverCount++; |
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_serverCountLabel.setText(" Monitoring " + _serverCount + " hosts..."); |
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host = new HostDisplayPanel(); |
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_tabbedPane.addTab(hostName, _serverIcon, host, "Monitor " + hostName); |
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hostList.put(hostName, host); |
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_status.insert("New Host added: " + hostName + "\n", 0); |
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} |
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((HostDisplayPanel) hostList.get(hostName)).updateHost(packet); |
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} |
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} |
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} catch (Exception e) { |
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System.err.println("ERROR RUN: " + e); |
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} |
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} |
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|
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//---PRIVATE METHODS--- |
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//---ACCESSOR/MUTATOR METHODS--- |
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public static void setControlStatus(String status) { |
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_controlStatus.setText("Control Link: " + status); |
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_controlStatus.repaint(); |
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} |
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protected JPanel makeTextPanel(String text, java.awt.Component item) { |
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JPanel panel = new JPanel(false); |
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JLabel label = new JLabel(text); |
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label.setHorizontalAlignment(JLabel.RIGHT); |
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//item.setHorizontalAlignment(JLabel.LEFT); |
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panel.setLayout(new GridLayout(1, 2)); |
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panel.add(label); |
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panel.add(item); |
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return panel; |
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public static void setDataStatus(String status) { |
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_dataStatus.setText("Data Link: " + status); |
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_dataStatus.repaint(); |
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} |
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public static void setQueueStatus(int currentQueue, int numElements) { |
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_queueStatus.setText("Data Queue : " + currentQueue + " Packets Recieved : " + numElements); |
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_queueStatus.repaint(); |
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} |
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//---ACCESSOR/MUTATOR METHODS--- |
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public static void addMessage(String message) { |
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_messages.insert(message + "\n", 0); |
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} |
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//---ATTRIBUTES--- |
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HostDisplayPanel host; |
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JTabbedPane _tabbedPane = new JTabbedPane(); |
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Queue _dataQueue; |
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int _myQueue; |
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JTextArea _status = new JTextArea(); |
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|
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ImageIcon _serverIcon = new ImageIcon("server.gif"); |
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JLabel _serverCountLabel; |
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int _serverCount = 0; |
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|
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//---STATIC ATTRIBUTES--- |
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static JLabel _controlStatus = new JLabel("Control Link: Disconnected", JLabel.LEFT); |
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{ |
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_controlStatus.setBorder(new EtchedBorder(EtchedBorder.LOWERED)); |
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} |
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|
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static JLabel _dataStatus = new JLabel("Data Link: Disconnected", JLabel.LEFT); |
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{ |
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_dataStatus.setBorder(new EtchedBorder(EtchedBorder.LOWERED)); |
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} |
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|
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static JLabel _queueStatus = new JLabel(" ", JLabel.LEFT); |
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{ |
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_queueStatus.setBorder(new EtchedBorder(EtchedBorder.LOWERED)); |
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} |
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static JTextArea _messages = new JTextArea(); |
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} |
