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root/i-scream/projects/cms/source/conient/uk/org/iscream/cms/conient/Conient.java

Comparing projects/cms/source/conient/uk/org/iscream/cms/conient/Conient.java (file contents):
Revision 1.3 by ajm, Sun Jan 14 23:14:35 2001 UTC vs.
Revision 1.21 by ajm, Mon Feb 5 01:26:04 2001 UTC

#	Line 1 | Line 1
1		//---PACKAGE DECLARATION---
2	+	package uk.ac.ukc.iscream.conient;
3
4		//---IMPORTS---
5		import javax.swing.*;
6		import javax.swing.border.*;
6	–	import java.awt.Color;
7	–
7		import java.awt.*;
8		import java.awt.event.*;
10	–	import java.net.*;
11	–	import java.io.*;
12	–	import java.util.Date;
13	–	import java.text.DateFormat;
14	–	import java.util.Locale;
9
10		/**
11	<	* NASTY AND BASIC, PLEASE DON'T COMPLAIN
11	>	* This is the main class of the Conient client.
12		*
13	+	* This sets up the control panel, the data panel
14	+	* and its own display.
15	+	*
16		* @author  $Author$
17		* @version $Id$
18		*/
19	<	public class SwingClient extends JFrame implements Runnable {
19	>	public class Conient extends JFrame {
20
21		//---FINAL ATTRIBUTES---
22
#	Line 27 | Line 24 | public class SwingClient extends JFrame implements Run
24		* The current CVS revision of this class
25		*/
26		public final String REVISION = "$Revision$";
27	+
28	+	/**
29	+	* The initial width of the window
30	+	*/
31	+	private final int DEFAULT_WIDTH = 600;
32
33	<	private final int width = 300;
34	<	private final int height = 700;
33	>	/**
34	>	* The initial height of the window
35	>	*/
36	>	private final int DEFAULT_HEIGHT = 600;
37
38	+	/**
39	+	* The default configuration fle
40	+	* This can be specified on the command line
41	+	*/
42	+	public static final String DEFAULT_CONFIG_FILE = "./etc/default.conf";
43	+
44		//---STATIC METHODS---
45
46	+	/**
47	+	* The first method that is called.
48	+	* Sets up the various panels
49	+	*
50	+	* @param args the command line arguments
51	+	*/
52		public static void main(String[] args) {
53	<	try {
54	<	String host = args[0];
55	<	int port = 4510;
56	<	Socket socket = new Socket(host, port);
57	<	BufferedReader inBound = new BufferedReader(new InputStreamReader(socket.getInputStream()));
58	<	PrintWriter outBound = new PrintWriter(socket.getOutputStream());
59	<	DataReader data = new DataReader(inBound);
53	>	// get the host from the command line if they gave it
54	>	String host = null;
55	>	String configFile = DEFAULT_CONFIG_FILE;
56	>	if (args.length == 1) {
57	>	configFile = args[0];
58	>	}
59	>
60	>	// start the configuration system
61	>	Configuration.initialise(configFile);
62	>
63	>	// the data display panel
64	>	DataPanel data = new DataPanel();
65
66	<	SwingClient cli = new SwingClient(data);
67	<	Thread cliThread = new Thread(cli);
68	<	cliThread.start();
69	<	} catch (Exception e) {
70	<	System.err.println("ERROR: " + e);
71	<	}
66	>	// the control panel
67	>	ControlPanel control = new ControlPanel(data);
68	>
69	>	// the main frame (passed the two panels)
70	>	Conient client = new Conient(data, control);
71	>	Conient.addMessage("Conient {an i-scream Client} © 2001 University of Kent & Project i-scream");
72	>
73	>	Conient.addMessage("Conient ready.");
74		}
75	+
76
77		//---CONSTRUCTORS---
78
79		/**
80	<	* Creates a new Swing Client.
80	>	* Creates a new Swing Client Frame
81		*/
82	<	public SwingClient(DataReader data) {
59	<	_data = data;
82	>	private Conient(JPanel data, JPanel control) {
83		// set up the Frame
84	<	setTitle("I-Scream Client");
85	<	setSize(width, height);
63	<	setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
64	<	Box box = Box.createVerticalBox();
84	>	super("Conient {an i-scream Client}");
85	>	setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
86
87	<	// create the i-scream logo at the top
88	<	JLabel iscream = new JLabel(new ImageIcon("i-scream.gif"));
89	<	JLabel comment = new JLabel("   I-Scream Client");
90	<	comment.setForeground( new Color(0, 0, 102));
70	<	Box header = Box.createHorizontalBox();
71	<	header.add(comment);
72	<	header.add(Box.createHorizontalGlue());
73	<	header.add(iscream);
74	<
75	<	ImageIcon icon = new ImageIcon("server.gif");
76	<	JTabbedPane tabbedPane = new JTabbedPane();
77	<	JPanel mainPanel = new JPanel();
78	<	mainPanel.setLayout(new GridLayout(21, 1));
87	>	// set what happens when the X in the corner is clicked
88	>	addWindowListener(new WindowAdapter() {
89	>	public void windowClosing(WindowEvent e) {System.exit(0);}
90	>	});
91
92	<	JPanel panel1 = makeTextPanel("Machine Name : ", _machine_name);
93	<	JPanel panel2 = makeTextPanel("IP : ", _ip);
82	<	JPanel panel3 = makeTextPanel("Date : ", _date);
83	<	JPanel panel4 = makeTextPanel("Sequence Number : ", _seq_no);
84	<	JPanel panel5 = makeTextPanel("Host Time : ", _sTime);
85	<	JPanel panel6 = makeTextPanel("Load Average (1 min) : ", _load_load1);
86	<	JPanel panel7 = makeTextPanel("Load Average (5 min) : ", _load_load5);
87	<	JPanel panel8 = makeTextPanel("Load Average (15 min) : ", _load_load15);
88	<	JPanel panel9 = makeTextPanel("Processes Total : ", _processes_total);
89	<	JPanel panel10 = makeTextPanel("Processes Sleeping : ", _processes_sleeping);
90	<	JPanel panel11 = makeTextPanel("Processes Zombie : ", _processes_zombie);
91	<	JPanel panel12 = makeTextPanel("Processes Stopped : ", _processes_stopped);
92	<	JPanel panel13 = makeTextPanel("CPU % idle : ", _cpu_idle);
93	<	JPanel panel14 = makeTextPanel("CPU % user : ", _cpu_user);
94	<	JPanel panel15 = makeTextPanel("CPU % kernel : ", _cpu_kernel);
95	<	JPanel panel16 = makeTextPanel("CPU % i/o wait : ", _cpu_iowait);
96	<	JPanel panel17 = makeTextPanel("CPU % swapping : ", _cpu_swap);
97	<	JPanel panel18 = makeTextPanel("Real Memory : ", _memory_real);
98	<	JPanel panel19 = makeTextPanel("Real Free : ", _memory_free);
99	<	JPanel panel20 = makeTextPanel("Swap in use : ", _memory_swapinuse);
100	<	JPanel panel21 = makeTextPanel("Swap free : ", _memory_swapfree);
101	<	mainPanel.add(panel1);
102	<	mainPanel.add(panel2);
103	<	mainPanel.add(panel3);
104	<	mainPanel.add(panel4);
105	<	mainPanel.add(panel5);
106	<	mainPanel.add(panel6);
107	<	mainPanel.add(panel7);
108	<	mainPanel.add(panel8);
109	<	mainPanel.add(panel9);
110	<	mainPanel.add(panel10);
111	<	mainPanel.add(panel11);
112	<	mainPanel.add(panel12);
113	<	mainPanel.add(panel13);
114	<	mainPanel.add(panel14);
115	<	mainPanel.add(panel15);
116	<	mainPanel.add(panel16);
117	<	mainPanel.add(panel17);
118	<	mainPanel.add(panel18);
119	<	mainPanel.add(panel19);
120	<	mainPanel.add(panel20);
121	<	mainPanel.add(panel21);
92	>	// add the control pane to the top border
93	>	getContentPane().add(control, "North");
94
95	<	tabbedPane.addTab("Raptor", icon, mainPanel, "Monitor raptor.ukc.ac.uk");
96	<
97	<	tabbedPane.setSelectedIndex(0);
95	>	// create a scrollable pane for the data in the centre
96	>	JScrollPane scrollPane = new JScrollPane(data);
97	>	getContentPane().add(scrollPane, "Center");
98
99	<	// build the frame
100	<	box.add(header);
101	<	box.add(tabbedPane);
102	<	getContentPane().add(box);
99	>	// setup the status panel
100	>	JPanel bottom = new JPanel();
101	>	bottom.setLayout(new BorderLayout());
102	>	_messages.setEditable(false);
103	>	_messages.setRows(3);
104	>	JScrollPane messagesPane = new JScrollPane(_messages);
105	>	messagesPane.setBorder(new TitledBorder(new LineBorder(new Color(0, 0, 102)), " Messages "));
106	>	bottom.add(messagesPane, "Center");
107	>	JPanel statusPanel = new JPanel();
108	>	JPanel linkPanel = new JPanel();
109	>	linkPanel.setLayout(new GridLayout(1,2));
110	>	linkPanel.add(_controlStatus);
111	>	linkPanel.add(_dataStatus);
112	>	statusPanel.setLayout(new GridLayout(2,1));
113	>	statusPanel.add(linkPanel);
114	>	statusPanel.add(_queueStatus);
115	>	bottom.add(statusPanel, "South");
116
117	+	// add the status panel to the bottom border
118	+	getContentPane().add(bottom, "South");
119	+
120	+	// a nice icon for the window
121	+	setIconImage((new ImageIcon("./uk/ac/ukc/iscream/conient/server.gif")).getImage());
122		// show the window
123		show();
124		}
125
126		//---PUBLIC METHODS---
127
138	–	public void run() {
139	–	try {
140	–	_data.start();
141	–	while(true) {
142	–	synchronized (_data) {
143	–	_data.wait();
144	–	}
145	–	String xml = _data.getXML();
146	–	if (xml == null) {
147	–	// nothing
148	–	} else {
149	–
150	–	// Get a string without any null characters in it.
151	–	//  -- maybe String.trim() would be better here ?
152	–	if (xml.indexOf(0) != -1) {
153	–	xml = xml.substring(0, xml.indexOf(0));
154	–	}
155	–	else {
156	–	xml = xml.substring(0, xml.length());
157	–	}
158	–
159	–	// Use XMLPacketMaker to make an XMLPacket object.
160	–	XMLPacketMaker xmlPacketMaker = new XMLPacketMaker(xml);
161	–	XMLPacket packet = xmlPacketMaker.createXMLPacket();
162	–
163	–	_machine_name.setText(packet.getParam("packet.attributes.machine_name"));
164	–	_ip.setText(packet.getParam("packet.attributes.ip"));
165	–	_date.setText(DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.MEDIUM).format(new Date(Long.parseLong(packet.getParam("packet.attributes.date")))));
166	–	_seq_no.setText(packet.getParam("packet.attributes.seq_no"));
167	–
168	–	_sTime.setText(packet.getParam("packet.sTime"));
169	–
170	–	_load_load1.setText(packet.getParam("packet.load.load1"));
171	–	_load_load5.setText(packet.getParam("packet.load.load5"));
172	–	_load_load15.setText(packet.getParam("packet.load.load15"));
173	–
174	–	_processes_total.setText(packet.getParam("packet.processes.total"));
175	–	_processes_sleeping.setText(packet.getParam("packet.processes.sleeping"));
176	–	_processes_zombie.setText(packet.getParam("packet.processes.zombie"));
177	–	_processes_stopped.setText(packet.getParam("packet.processes.stopped"));
178	–
179	–	_cpu_idle.setString(packet.getParam("packet.cpu.idle") + "%");
180	–	_cpu_idle.setValue(new Double(packet.getParam("packet.cpu.idle")).intValue());
181	–	_cpu_user.setString(packet.getParam("packet.cpu.user") + "%");
182	–	_cpu_user.setValue(new Double(packet.getParam("packet.cpu.user")).intValue());
183	–	_cpu_kernel.setString(packet.getParam("packet.cpu.kernel") + "%");
184	–	_cpu_kernel.setValue(new Double(packet.getParam("packet.cpu.kernel")).intValue());
185	–	_cpu_iowait.setString(packet.getParam("packet.cpu.iowait") + "%");
186	–	_cpu_iowait.setValue(new Double(packet.getParam("packet.cpu.iowait")).intValue());
187	–	_cpu_swap.setString(packet.getParam("packet.cpu.swap") + "%");
188	–	_cpu_swap.setValue(new Double(packet.getParam("packet.cpu.swap")).intValue());
189	–
190	–	_memory_real.setText(packet.getParam("packet.memory.real"));
191	–	_memory_free.setText(packet.getParam("packet.memory.free"));
192	–	_memory_swapinuse.setText(packet.getParam("packet.memory.swapinuse"));
193	–	_memory_swapfree.setText(packet.getParam("packet.memory.swapfree"));
194	–	}
195	–	}
196	–	} catch (Exception e) {
197	–	System.err.println("ERROR: " + e);
198	–	}
199	–	}
200	–
128		//---PRIVATE METHODS---
129	+
130	+	//---ACCESSOR/MUTATOR METHODS---
131	+
132	+	/**
133	+	* Sets the control link status.
134	+	*
135	+	* @param status the message
136	+	*/
137	+	public static void setControlStatus(String status) {
138	+	_controlStatus.setText("Control Link: " + status);
139	+	_controlStatus.repaint();
140	+	}
141
142	<	protected JPanel makeTextPanel(String text, Component item) {
143	<	JPanel panel = new JPanel(false);
144	<	JLabel label = new JLabel(text);
145	<	label.setHorizontalAlignment(JLabel.RIGHT);
146	<	//item.setHorizontalAlignment(JLabel.LEFT);
147	<	panel.setLayout(new GridLayout(1, 2));
148	<	panel.add(label);
149	<	panel.add(item);
211	<	return panel;
142	>	/**
143	>	* Sets the data link status.
144	>	*
145	>	* @param status the message
146	>	*/
147	>	public static void setDataStatus(String status) {
148	>	_dataStatus.setText("Data Link: " + status);
149	>	_dataStatus.repaint();
150		}
151
152	+	/**
153	+	* Updates the queue status.
154	+	*
155	+	* @param currentQueue
156	+	* @param numElements
157	+	*/
158	+	public static void setQueueStatus(int currentQueue, int numElements) {
159	+	_queueStatus.setText("Data Queue : " + currentQueue + " Packets Recieved : " + numElements);
160	+	_queueStatus.repaint();
161	+	}
162
163	<	//---ACCESSOR/MUTATOR METHODS---
163	>	/**
164	>	* Adds a system message to the messages list
165	>	*
166	>	* @param message the new message
167	>	*/
168	>	public static void addMessage(String message) {
169	>	_messages.insert(message + "\n", 0);
170	>	}
171
172		//---ATTRIBUTES---
218	–
219	–	JLabel _machine_name = new JLabel();
220	–	JLabel _ip = new JLabel();
221	–	JLabel _date = new JLabel();
222	–	JLabel _seq_no = new JLabel();
173
174	<	JLabel _sTime = new JLabel();
174	>	//---STATIC ATTRIBUTES---
175
176	<	JLabel _load_load1 = new JLabel();
177	<	JLabel _load_load5 = new JLabel();
178	<	JLabel _load_load15 = new JLabel();
179	<
230	<	JLabel _processes_total = new JLabel();
231	<	JLabel _processes_sleeping = new JLabel();
232	<	JLabel _processes_zombie = new JLabel();
233	<	JLabel _processes_stopped = new JLabel();
234	<
235	<	int min = 0;
236	<	int max = 100;
237	<	JProgressBar _cpu_idle = new JProgressBar(JProgressBar.HORIZONTAL, min, max);
176	>	/**
177	>	* Displays information about the data link
178	>	*/
179	>	static JLabel _controlStatus = new JLabel("Control Link: Disconnected", JLabel.LEFT);
180		{
181	<	_cpu_idle.setStringPainted(true);
181	>	_controlStatus.setBorder(new EtchedBorder(EtchedBorder.LOWERED));
182		}
183	<	JProgressBar _cpu_user = new JProgressBar(JProgressBar.HORIZONTAL, min, max);
183	>
184	>	/**
185	>	* Displays information about the data link
186	>	*/
187	>	static JLabel _dataStatus = new JLabel("Data Link: Disconnected", JLabel.LEFT);
188		{
189	<	_cpu_user.setStringPainted(true);
189	>	_dataStatus.setBorder(new EtchedBorder(EtchedBorder.LOWERED));
190		}
191	<	JProgressBar _cpu_kernel = new JProgressBar(JProgressBar.HORIZONTAL, min, max);
191	>
192	>	/**
193	>	* Displays information about the inbound data queue.
194	>	*/
195	>	static JLabel _queueStatus = new JLabel(" ", JLabel.LEFT);
196		{
197	<	_cpu_kernel.setStringPainted(true);
197	>	_queueStatus.setBorder(new EtchedBorder(EtchedBorder.LOWERED));
198		}
199	<	JProgressBar _cpu_iowait = new JProgressBar(JProgressBar.HORIZONTAL, min, max);
199	>
200	>	/**
201	>	* The place where system messages are written.
202	>	*/
203	>	static JTextArea _messages = new JTextArea();
204		{
205	<	_cpu_iowait.setStringPainted(true);
205	>	_messages.setLineWrap(true);
206		}
207	<	JProgressBar _cpu_swap = new JProgressBar(JProgressBar.HORIZONTAL, min, max);
254	<	{
255	<	_cpu_swap.setStringPainted(true);
256	<	}
257	<
258	<	JLabel _memory_real = new JLabel();
259	<	JLabel _memory_free = new JLabel();
260	<	JLabel _memory_swapinuse = new JLabel();
261	<	JLabel _memory_swapfree = new JLabel();
262	<	DataReader _data;
263	<
264	<	//---STATIC ATTRIBUTES---
265	<
266	<	}
207	>	}

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