/* $Id: TrapBrowserApplication.java,v 1.4.6.1 2009/10/13 07:45:34 prathika Exp $ */
/*
 * @(#)TrapBrowserApplication.java
 * Copyright (c) 1996-2009 ZOHO Corp. All Rights Reserved.
 * Please read the associated COPYRIGHTS file for more details.
 */
/**
 *  This is a example program for TrapBrowser bean .
 *  The TrapBrowser is used to display the traps parsed by the TrapParserBean.
 *  TrapParser file has set of match criteria to parse the traps.
 *  We can specify any number of TrapParsers in TrapParser file.
 */
import javax.swing.*;
import java.awt.event.*;
import java.io.*;
import java.awt.*;
import javax.swing.event.*;
import com.adventnet.snmp.beans.*;
import com.adventnet.snmp.ui.*;
//import ParseOptions;

public class TrapBrowserApplication extends JFrame implements TrapListener,ChangeListener
	,TrapParserListener {
	JCheckBox combobox;

    public TrapBrowserApplication() {

		this.setTitle("TrapBrowserApplication");

		//Instantiate TrapParserBean
        trapparserbean= new com.adventnet.snmp.ui.TrapParserBean();

        //Instantiate SnmpTrapReceiver
        trapreceiver= new com.adventnet.snmp.beans.SnmpTrapReceiver();
		if(mibs != null) {

			try {
				trapreceiver.loadMibs(mibs);
			}
			catch(Exception e) {
				System.out.println("Mib Loading Failed: " + e.getMessage());
			}
		}
		JPanel detailPanel = new JPanel();
		GridBagLayout g = new GridBagLayout();
		GridBagConstraints c = new GridBagConstraints();
		GridBagLayout dg = new GridBagLayout();
		GridBagConstraints dc = new GridBagConstraints();
		JLabel portLabel = new JLabel("Port");
		portText = new JTextField(7);
		portText.setText(""+port);
		JLabel commLabel = new JLabel("Community");
		commText = new JTextField(community, 15);
		JButton restart = new JButton("Restart");
		restart.addActionListener( new restartListener());
		detailPanel.setLayout(dg);
		dc.fill = GridBagConstraints.BOTH;
		dc.gridx = 1;
		dc.weightx = 1;
		dg.setConstraints(portLabel,dc);
		detailPanel.add(portLabel);
		dc.gridx = 2;
		dg.setConstraints(portText,dc);
		detailPanel.add(portText);
		dc.gridx = 3;
		dg.setConstraints(commLabel,dc);
		detailPanel.add(commLabel);
		dc.gridx = 4;
		dg.setConstraints(commText,dc);
		detailPanel.add(commText);
		dc.gridx = 5;
		dg.setConstraints(restart,dc);
		detailPanel.add(restart);
        //Instantiate TrapBrowser
        trapbrowser= new TrapBrowser();

		String[] str={"Class","Type","Source","Date","Severity"};
		trapbrowser.setColumnNames(str);
		getContentPane().setLayout(g);
		c.gridy = 1;
		c.weighty = 1;
		c.weightx = 1;
		c.fill = GridBagConstraints.BOTH;
		g.setConstraints(trapbrowser,c);
        getContentPane().add(trapbrowser);
		c.gridy = 3;
		c.weighty = 0;
		c.weightx = 0;
		g.setConstraints(detailPanel,c);
        getContentPane().add(detailPanel);

		c.gridy = 2;
		c.weighty = 0;
		c.weightx = 0;
		combobox =new JCheckBox("Color severity column");
		combobox.addChangeListener(this);
		g.setConstraints(combobox,c);
        getContentPane().add(combobox);


	    // set the port for SnmpTrapReceiver
	    trapreceiver.setPort(port);
	    // set the parser file for TrapParserBean
	    trapparserbean.setFileName("new_trap_parser.parser");
		trapbrowser.loadMibs("../mibs/RFC1213-MIB");
	    // add listener for incoming traps
	    trapreceiver.addTrapListener(this);
	    // add listener for ParsedTrapEvent
	    trapparserbean.addParserListener( this);
        this.setSize(600,350);

    }

    /**
     * this should be implemented for TrapListener.The TrapParserBean gets
     * trapEvent and parses it and generates ParsedTrapEvent if it matches
     * the Match Criteria in Trap parser file.
     */

	 public void stateChanged(ChangeEvent l)
	 {
	 	if(combobox.isSelected())
		{
			trapbrowser.setShowSeverityColumnColor(true);
		}
		else
		{
			trapbrowser.setShowSeverityColumnColor(false);
		}
	 }

    public void receivedTrap(TrapEvent e) {
	    trapparserbean.parseEvtAndFire(e);
    }

    /**
     * this should be implemented for TrapParserListener.The TrapBrowser gets
     * ParsedTrapEvent and dispalyes it in TrapBrowser Table.
     */
    public void eventParsed(ParsedTrapEvent evt) {

		trapbrowser.displayEvent(evt);
    }

    // the main method for this application
    public static void main(String [] args) {

        String usage = "java TrapBrowserApplication [-p port] [-c community] [-m MIB_files]";
		String options[] = { "-p", "-c", "-m"};
		String values[] = { null, null, null};
		ParseOptions opt = new ParseOptions(args,options,values, usage);
		if (opt.remArgs.length > 0) opt.usage_error();

		try {
			if (values[0] != null) port = Integer.parseInt(values[0]);
		} catch (NumberFormatException ex) {
			System.err.println("Invalid port : "+ex);
		}
        if (values[1] != null) community = values[1];
        if (values[2] != null) mibs = values[2];
    	TrapBrowserApplication frame = new TrapBrowserApplication();
        frame.show();
        frame.addWindowListener(new WindowAdapter() {

			public void windowClosing(WindowEvent evt) {

				System.exit(0);
			}
		});
    }

	class restartListener implements ActionListener {

		public void actionPerformed(ActionEvent e) {

			if( portText.getText().equals(""))
				return;
			try {
				port = Integer.parseInt(portText.getText());
				trapreceiver.setPort(port);
			}
			catch(NumberFormatException ee) {
				System.out.println(" Error in Setting port: "+ee.toString());
				return;
			}
			trapreceiver.setCommunity( commText.getText());
		}
	}

    //Declare the beans
    TrapParserBean  trapparserbean = null;
    SnmpTrapReceiver  trapreceiver = null;
    TrapBrowser  trapbrowser = null;
	JTextField portText = null;
	JTextField commText = null;
	static String community = "";
	static String mibs = null;
	static int port = 162;

}