lineGraphDemo.java.txt
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- /*$Id: lineGraphDemo.java,v 1.3 2002/09/09 05:35:19 tonyjpaul Exp $*/
- /*
- * @(#)lineGraphDemo.java
- * Copyright (c) 1996-2003 AdventNet, Inc. All Rights Reserved.
- * Please read the COPYRIGHTS file for more details.
- */
- import java.awt.*;
- import java.util.*;
- import java.awt.event.*;
- import java.applet.Applet;
- import com.adventnet.snmp.beans.*;
- import com.adventnet.snmp.ui.*;
- import javax.swing.*;
- import java.io.*;
- public class lineGraphDemo extends JFrame implements ActionListener,ComponentListener
- {
-
- //Declare the beans
- LineGraphBean lineGraph = null;
- SnmpPoller poller = null;
-
-
- JButton button = null;
- JButton loadButton = null;
- JButton browseButton = null;
- JTextField communityText = null;
- JTextField oidText = null;
- JTextField mibText = null;
- JTextField hostText = null;
- JTextField intervalText = null;
- JPanel editPanel = new JPanel();
- JPanel labelPanel = new JPanel();
- long oldValue = 0;
- public static void main(String [] args)
- {
- try {
- UIManager.setLookAndFeel( UIManager.getSystemLookAndFeelClassName());
- } catch (Exception e) {}
-
-
- lineGraphDemo frame = new lineGraphDemo();
- frame.show();
-
-
- }
-
- public lineGraphDemo()
- {
- this.resize(650,400);
- this.setTitle( "LineGraph Demo" );
-
-
- }
-
- public void init()
- {
-
- // Set the layout for the container
- getContentPane().setLayout(null);
-
- //Instantiate lineGraph
-
- //lineGraph= new LineGraphBean(300,250);
- lineGraph= new LineGraphBean();
- lineGraph.setBounds(20,50,300,250);
- lineGraph.setLfontsize(15);
- lineGraph.setLfontstyle("ITALIC");
- communityText = new JTextField("public", 10);
- oidText = new JTextField("1.3.0", 10);
- intervalText = new JTextField("1", 10);
- hostText = new JTextField("localhost", 10);
- mibText = new JTextField(10);
-
- loadButton = new JButton("Load MIB");
- loadButton.addActionListener(this);
-
- browseButton = new JButton("Browse...");
- browseButton.addActionListener(this);
-
- button= new JButton("Start Polling");
- button.addActionListener(this);
-
- GridBagLayout gridbag = new GridBagLayout();
- GridBagConstraints c = new GridBagConstraints();
- //JPanel editPanel = new JPanel();
- editPanel.setLayout(gridbag);
- c.fill = GridBagConstraints.BOTH;
- c.insets = new Insets(0,0,5,0);
-
-
- addSingle(editPanel, gridbag, c, "Host :", hostText);
- addSingle(editPanel, gridbag, c, "Community :", communityText);
- addSingle(editPanel, gridbag, c, "OID :", oidText);
- addSingle(editPanel, gridbag, c, "Interval :", intervalText);
- addSingle(editPanel, gridbag, c, "MIB Url :", mibText);
- addSingle(editPanel, gridbag, c, "", browseButton);
- addSingle(editPanel, gridbag, c, "", loadButton);
- c.insets = new Insets(5,0,0,0);
- addSingle(editPanel, gridbag, c, "", button);
-
- editPanel.setBounds( 325, 50 ,250 ,250 );
-
-
- JLabel label = new JLabel("You can give space separated list of OIDs");
- labelPanel.add("Center",label);
- labelPanel.setBounds(10,10,300,25);
- getContentPane().add("North", labelPanel);
- getContentPane().add("West", lineGraph);
- getContentPane().add("East", editPanel);
-
- addComponentListener(this);
- //Instantiate snmpPoller
- poller= new SnmpPoller();
- //Set the modified properties for lineGraph
- try
- {
- lineGraph.setForeground(new Color(-16764109));
- lineGraph.setBackground(new Color(-16764109));
- }catch(Exception ex){};
-
- poller.addResultListener(lineGraph); // listen for response events
- poller.setSendTimeoutEvents(true);
- this.addWindowListener(new WindowAdapter(){
- public void windowClosing(WindowEvent e) {
- System.exit(0);
- }
- });
-
- }
-
- public void actionPerformed(ActionEvent e) {
-
- if (e.getActionCommand().equals("Browse...")) {
- FileDialog localFd = new FileDialog(this, "Mib Load Dialog", FileDialog.LOAD);
- localFd.setSize(700,300);
- localFd.show();
-
- String dir = localFd.getDirectory();
- String file = localFd.getFile();
- if((dir != null)&&(file != null))
- mibText.setText(dir + file);
- }
-
- if (e.getActionCommand().equals("Load MIB")) {
-
- if(mibText.getText().trim().equals(""))
- System.err.println("Specify MIBs path");
- try {
- poller.loadMibs( mibText.getText() );
- //mibText.setText("");
- }
- catch(Exception me) {
- System.out.println("Loading MIB Failed. "+ me);
- //System.exit(1);
- }
- }
- if (e.getActionCommand().equals("Stop Polling")) {
- poller.stopPolling();
- button.setLabel("Start Polling");
-
- } else if (e.getActionCommand().equals("Start Polling")) { // else restart it
- setValues();
- poller.restartPolling();
- button.setLabel("Stop Polling");
- }
- }
-
- public void show()
- {
- init();
- super.show();
- }
-
- public void setValues() {
-
- // load MIB to allow us to use names
- try{
- poller.setPollInterval( Integer.parseInt(intervalText.getText()) );
- }catch (NumberFormatException nfm){
- System.err.println("PollInterval should be an integer");
- intervalText.setText(String.valueOf(poller.getPollInterval()));
- }
- poller.setCommunity( communityText.getText() );
- poller.setTargetHost( hostText.getText() );
-
- String lineLabels = oidText.getText();
-
-
- StringTokenizer stoken = new StringTokenizer(lineLabels, " ");
- int num = stoken.countTokens();
- lineGraph.setTitle("Plotting "+num +" OIDs");
- String oidList[] = new String[num];
- for(int i=0; i<num; i++)
- { // gather the oids from the lineLabels string
- oidList[i] = stoken.nextToken();
- }
- poller.setObjectIDList(oidList);
- lineGraph.setLineLabels(lineLabels);
- lineGraph.setValues();
-
-
- }
-
- /** Add a single textfield with label to a line **/
- void addSingle(JPanel panel, GridBagLayout gridbag, GridBagConstraints c, String l1, JComponent t1) {
- c.gridwidth = 1;
- c.weightx = 0.1;
- JLabel label = new JLabel(l1);
- gridbag.setConstraints(label,c);
- panel.add(label);
- c.weightx = 0.9;
- c.gridwidth = GridBagConstraints.REMAINDER;
- gridbag.setConstraints(t1,c);
- panel.add(t1);
- }
- public void componentHidden( ComponentEvent e )
- {
-
- }
- public void componentMoved( ComponentEvent e )
- {
- }
- public void componentResized( ComponentEvent e )
- {
- lineGraph.setBounds( 50,50,this.getSize().width-350,this.getSize().height-150);
-
- editPanel.setBounds(this.getSize().width-290,50,250,250);
- }
- public void componentShown( ComponentEvent e )
- {
- }
-
- }