cms/conient/Conient.java

//---PACKAGE DECLARATION---

//---IMPORTS---
import javax.swing.*;
import javax.swing.border.*;
import java.awt.Color;

import java.awt.*;
import java.awt.event.*;
import java.net.*;
import java.io.*;
import java.util.Date;
import java.text.DateFormat;
import java.util.Locale;
import java.util.HashMap;

/**
 * NASTY AND BASIC, PLEASE DON'T COMPLAIN
 *
 * @author  $Author: ajm4 $
 * @version $Id: SwingClient.java,v 1.4 2001/01/15 00:12:31 ajm4 Exp $
 */
public class SwingClient extends JFrame implements Runnable {

//---FINAL ATTRIBUTES---

    /**
     * The current CVS revision of this class
     */
    public final String REVISION = "$Revision: 1.4 $";
    
    private final int width = 400;
    private final int height = 700;
    
//---STATIC METHODS---

    public static void main(String[] args) {
        try {
            String host = null;
            if (args.length != 1) {
                Object response = null;
                while(!(response instanceof String)) {
                    response = JOptionPane.showInputDialog(null, "Please enter the name of a server running the I-Scream client interface:", "I-Scream Server", JOptionPane.INFORMATION_MESSAGE);
                }
                host = (String) response;
            } else {
                host = args[0];
            }

            int port = 4510;
            Socket socket = new Socket(host, port);
            BufferedReader inBound = new BufferedReader(new InputStreamReader(socket.getInputStream()));
            PrintWriter outBound = new PrintWriter(socket.getOutputStream());
            DataReader data = new DataReader(inBound);
        
            SwingClient client = new SwingClient(data);
            Thread clientThread = new Thread(client);
            clientThread.start();
        } catch (Exception e) {
            System.err.println("ERROR START: " + e);
            System.exit(1);
        }   
    }
    
//---CONSTRUCTORS---

    /**
     * Creates a new Swing Client.
     */
    public SwingClient(DataReader data) {
        _data = data;
        // set up the Frame
        setTitle("I-Scream Client");
        setSize(width, height);
        setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
        Box box = Box.createVerticalBox();

        // create the i-scream logo at the top
        JLabel iscream = new JLabel(new ImageIcon("i-scream.gif"));
        JLabel comment = new JLabel("   I-Scream Client");
        comment.setForeground( new Color(0, 0, 102));
        Box header = Box.createHorizontalBox();
        header.add(comment);
        header.add(Box.createHorizontalGlue());
        header.add(iscream);
        
        //_tabbedPane.setSelectedIndex(0);
        
        // build the frame
        box.add(header);
        box.add(_tabbedPane);
        box.add(_status);
        getContentPane().add(box);

        // show the window
        show();
        _status.setText("Running...");
    }

//---PUBLIC METHODS---

    public void run() {
        HashMap hostList = new HashMap();
        try {
        _data.start();
        while(true) {
            synchronized (_data) {
                _data.wait();
            }
            String xml = _data.getXML();
            if (xml == null) {
                _status.setText("No XML to update...");
            } else {
            
            // Get a string without any null characters in it.
            //  -- maybe String.trim() would be better here ?
            if (xml.indexOf(0) != -1) {
                xml = xml.substring(0, xml.indexOf(0));
            }
            else {
                xml = xml.substring(0, xml.length());
            }
            
            // Use XMLPacketMaker to make an XMLPacket object.
            XMLPacketMaker xmlPacketMaker = new XMLPacketMaker(xml);
            XMLPacket packet = xmlPacketMaker.createXMLPacket();
            String hostName = packet.getParam("packet.attributes.machine_name");
            if(!hostList.containsKey(hostName)) {
                host = new HostDisplayPanel();       
                _tabbedPane.addTab(hostName, _serverIcon, host, "Monitor " + hostName);
                hostList.put(hostName, host);
                _status.setText("New Host added: " + hostName);
            } 
            ((HostDisplayPanel) hostList.get(hostName)).updateHost(packet);
            }
        }
        } catch (Exception e) {
            System.err.println("ERROR RUN: " + e);
        }
    }

//---PRIVATE METHODS---
    
    protected JPanel makeTextPanel(String text, Component item) {
        JPanel panel = new JPanel(false);
        JLabel label = new JLabel(text);
        label.setHorizontalAlignment(JLabel.RIGHT);
        //item.setHorizontalAlignment(JLabel.LEFT);
        panel.setLayout(new GridLayout(1, 2));
        panel.add(label);
        panel.add(item);
        return panel;
    }


//---ACCESSOR/MUTATOR METHODS---

//---ATTRIBUTES---

    HostDisplayPanel host;
    JTabbedPane _tabbedPane = new JTabbedPane();
    DataReader _data;
    JLabel _status = new JLabel();
    ImageIcon _serverIcon = new ImageIcon("server.gif");
    
//---STATIC ATTRIBUTES---
    
}
Revision:	1.5
Committed:	Mon Jan 15 03:01:37 2001 UTC (23 years, 4 months ago) by ajm
Branch:	MAIN
Changes since 1.4:	+19 -53 lines
Log Message:	lots of tidying up... now supports not using a command line now has nicer graphical displays for memory NOTE- bugfixes memory not being sent in uniform size - see HostDisplayPanel.java
#	User	Rev	Content
1	ajm	1.1	//---PACKAGE DECLARATION---
2
3			//---IMPORTS---
4			import javax.swing.*;
5			import javax.swing.border.*;
6			import java.awt.Color;
7
8			import java.awt.*;
9			import java.awt.event.*;
10			import java.net.*;
11			import java.io.*;
12	ajm	1.2	import java.util.Date;
13			import java.text.DateFormat;
14			import java.util.Locale;
15	ajm	1.4	import java.util.HashMap;
16	ajm	1.1
17			/**
18			* NASTY AND BASIC, PLEASE DON'T COMPLAIN
19			*
20			* @author $Author: ajm4 $
21	ajm	1.5	* @version $Id: SwingClient.java,v 1.4 2001/01/15 00:12:31 ajm4 Exp $
22	ajm	1.1	*/
23			public class SwingClient extends JFrame implements Runnable {
24
25			//---FINAL ATTRIBUTES---
26
27			/**
28			* The current CVS revision of this class
29			*/
30	ajm	1.5	public final String REVISION = "$Revision: 1.4 $";
31	ajm	1.1
32	ajm	1.5	private final int width = 400;
33	ajm	1.1	private final int height = 700;
34
35			//---STATIC METHODS---
36
37			public static void main(String[] args) {
38			try {
39	ajm	1.5	String host = null;
40			if (args.length != 1) {
41			Object response = null;
42			while(!(response instanceof String)) {
43			response = JOptionPane.showInputDialog(null, "Please enter the name of a server running the I-Scream client interface:", "I-Scream Server", JOptionPane.INFORMATION_MESSAGE);
44			}
45			host = (String) response;
46			} else {
47			host = args[0];
48			}
49
50	ajm	1.1	int port = 4510;
51			Socket socket = new Socket(host, port);
52			BufferedReader inBound = new BufferedReader(new InputStreamReader(socket.getInputStream()));
53			PrintWriter outBound = new PrintWriter(socket.getOutputStream());
54			DataReader data = new DataReader(inBound);
55
56	ajm	1.5	SwingClient client = new SwingClient(data);
57			Thread clientThread = new Thread(client);
58			clientThread.start();
59	ajm	1.1	} catch (Exception e) {
60	ajm	1.4	System.err.println("ERROR START: " + e);
61	ajm	1.5	System.exit(1);
62	ajm	1.1	}
63			}
64
65			//---CONSTRUCTORS---
66
67			/**
68			* Creates a new Swing Client.
69			*/
70			public SwingClient(DataReader data) {
71			_data = data;
72			// set up the Frame
73			setTitle("I-Scream Client");
74			setSize(width, height);
75			setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
76			Box box = Box.createVerticalBox();
77
78			// create the i-scream logo at the top
79			JLabel iscream = new JLabel(new ImageIcon("i-scream.gif"));
80			JLabel comment = new JLabel(" I-Scream Client");
81			comment.setForeground( new Color(0, 0, 102));
82			Box header = Box.createHorizontalBox();
83			header.add(comment);
84			header.add(Box.createHorizontalGlue());
85			header.add(iscream);
86
87	ajm	1.4	//_tabbedPane.setSelectedIndex(0);
88
89	ajm	1.1	// build the frame
90			box.add(header);
91	ajm	1.4	box.add(_tabbedPane);
92			box.add(_status);
93	ajm	1.1	getContentPane().add(box);
94
95			// show the window
96			show();
97	ajm	1.4	_status.setText("Running...");
98	ajm	1.1	}
99
100			//---PUBLIC METHODS---
101
102			public void run() {
103	ajm	1.4	HashMap hostList = new HashMap();
104	ajm	1.3	try {
105	ajm	1.1	_data.start();
106			while(true) {
107	ajm	1.3	synchronized (_data) {
108			_data.wait();
109			}
110	ajm	1.1	String xml = _data.getXML();
111			if (xml == null) {
112	ajm	1.4	_status.setText("No XML to update...");
113	ajm	1.1	} else {
114
115			// Get a string without any null characters in it.
116			// -- maybe String.trim() would be better here ?
117			if (xml.indexOf(0) != -1) {
118			xml = xml.substring(0, xml.indexOf(0));
119			}
120			else {
121			xml = xml.substring(0, xml.length());
122			}
123
124			// Use XMLPacketMaker to make an XMLPacket object.
125			XMLPacketMaker xmlPacketMaker = new XMLPacketMaker(xml);
126			XMLPacket packet = xmlPacketMaker.createXMLPacket();
127	ajm	1.4	String hostName = packet.getParam("packet.attributes.machine_name");
128			if(!hostList.containsKey(hostName)) {
129			host = new HostDisplayPanel();
130			_tabbedPane.addTab(hostName, _serverIcon, host, "Monitor " + hostName);
131			hostList.put(hostName, host);
132			_status.setText("New Host added: " + hostName);
133			}
134			((HostDisplayPanel) hostList.get(hostName)).updateHost(packet);
135	ajm	1.1	}
136	ajm	1.3	}
137			} catch (Exception e) {
138	ajm	1.4	System.err.println("ERROR RUN: " + e);
139	ajm	1.1	}
140			}
141
142			//---PRIVATE METHODS---
143
144	ajm	1.2	protected JPanel makeTextPanel(String text, Component item) {
145	ajm	1.1	JPanel panel = new JPanel(false);
146			JLabel label = new JLabel(text);
147			label.setHorizontalAlignment(JLabel.RIGHT);
148	ajm	1.2	//item.setHorizontalAlignment(JLabel.LEFT);
149	ajm	1.1	panel.setLayout(new GridLayout(1, 2));
150			panel.add(label);
151			panel.add(item);
152			return panel;
153			}
154
155
156			//---ACCESSOR/MUTATOR METHODS---
157
158			//---ATTRIBUTES---
159	ajm	1.5
160	ajm	1.4	HostDisplayPanel host;
161			JTabbedPane _tabbedPane = new JTabbedPane();
162	ajm	1.1	DataReader _data;
163	ajm	1.4	JLabel _status = new JLabel();
164			ImageIcon _serverIcon = new ImageIcon("server.gif");
165	ajm	1.1
166			//---STATIC ATTRIBUTES---
167
168			}