Java

import java.io.File;
import java.util.*;

public class RegularExpression 
{
	public static void main(String[] args) throws Exception 
	{
		Scanner scan = new Scanner(System.in);
		
		System.out.println("Enter HTML file Name:");
		
		File HtmlFile = new File(scan.next());
		
		Scanner scan2 = new Scanner(HtmlFile);
		
		int FirstIndex =0,LastIndex =0;
		
		ArrayList<String> Bold = new ArrayList<String>();
		
		ArrayList<String> Italics = new ArrayList<String>();
		
		while(scan2.hasNext())
		{
			String q = scan2.nextLine();

			for (int i =0; i <q.length(); i++)
			{
				if (i+3<=q.length())
				{
					if (q.substring(i, i+3).equalsIgnoreCase("<b>"))
					{
						FirstIndex = i+3;

						for (int j = FirstIndex; j <q.length(); j++)
						{
							if (j+4<=q.length())
							{
								if (q.substring(j, j+4).equalsIgnoreCase("</b>"))
								{
									LastIndex = j;
									Bold.add(q.substring(FirstIndex,LastIndex));
									break;
								}
							}
						}
					}
					else
						if (q.substring(i, i+3).equalsIgnoreCase("<i>"))
						{
							for (int j = FirstIndex; j <q.length(); j++)
							{
								if (j+4<=q.length())
								{
									if (q.substring(j, j+4).equalsIgnoreCase("</i>"))
									{
										LastIndex = j;
										Italics.add(q.substring(FirstIndex,LastIndex));
										break;
									}
								}
							}
						}
				}
			}
		}
		
		System.out.println("Bold:");
		
		for (int i =0; i <Bold.size(); i++)
		{
			System.out.println(Bold.get(i));
		}
		
		System.out.println("Italics:");
		
		for (int i =0; i <Bold.size(); i++)
		{
			System.out.println(Italics.get(i));
		}
	}
}

/*
 * Copyright 2004-2005 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


import net.sf.jml.MsnMessenger;
import net.sf.jml.impl.MsnMessengerFactory;

/**
 * @author Roger Chen
 */
public class BasicMessenger {

    private String email;
    private String password;

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    protected void initMessenger(MsnMessenger messenger) {
    }

    public void start() {
        //create MsnMessenger instance
        MsnMessenger messenger = MsnMessengerFactory.createMsnMessenger(email,
                password);

        //MsnMessenger support all protocols by default
        //messenger.setSupportedProtocol(new MsnProtocol[] { MsnProtocol.MSNP8 });

        //default init status is online, 
        //messenger.getOwner().setInitStatus(MsnUserStatus.BUSY);

        //log incoming message
        messenger.setLogIncoming(true);

        //log outgoing message
        messenger.setLogOutgoing(true);

        initMessenger(messenger);
        messenger.login();
    }

    public static void main(String[] args) throws Exception {
        //if (args.length != 3) {
        //    System.out.println("Usage: java messengerClassName email password");
        //    return;
       // }
        BasicMessenger messenger = (BasicMessenger) Class.forName("EchoMessenger")
                .newInstance();
        messenger.setEmail("dummyhotmail@hotmail.com");
        messenger.setPassword("password");//fake password
        messenger.start();
    }
}

/*
 * Copyright 2004-2005 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


import net.sf.jml.MsnContact;
import net.sf.jml.MsnMessenger;
import net.sf.jml.MsnSwitchboard;
import net.sf.jml.event.MsnMessageAdapter;
import net.sf.jml.message.MsnControlMessage;
import net.sf.jml.message.MsnDatacastMessage;
import net.sf.jml.message.MsnInstantMessage;

/**
 * @author Roger Chen
 */
public class EchoMessenger extends BasicMessenger {

    protected void initMessenger(MsnMessenger messenger) {
        messenger.addMessageListener(new MsnMessageAdapter() {

            public void instantMessageReceived(MsnSwitchboard switchboard,
                    MsnInstantMessage message, MsnContact contact) {
                //text message received
       
                //switchboard.sendMessage(message);
            }

            public void controlMessageReceived(MsnSwitchboard switchboard,
                    MsnControlMessage message, MsnContact contact) {
                //such as typing message and recording message
            	System.out.println("Type: ");
            	//System.out.println(message);
            	java.util.Scanner scan = new java.util.Scanner(System.in);
            	MsnInstantMessage  message2 = new MsnInstantMessage();
            	message2.setContent(scan.nextLine());
                switchboard.sendMessage(message2);
            }

            public void datacastMessageReceived(MsnSwitchboard switchboard,
                    MsnDatacastMessage message, MsnContact contact) {
                //such as Nudge
           
                switchboard.sendMessage(message);
            }

        });
    }

}