import javax.activation.DataHandler;

import java.net.URL;
import java.io.*;
import java.util.StringTokenizer;

/**
 * GreetingService2.java
 *
 */

public class GreetingService2
{
	/**
	* This method accepts an object of type DataHandler and
	* returns a message of greeting.
	* @param      dhandler	Object of type javax.activation.DataHandler
	* to represent the file contents
	* @return     String
	*/

	public String sayHello(DataHandler dhandler)
	{
		String firstName = null;
		String lastName = null;
		try
		{
			//Create the data for the attached file.
			InputStreamReader isr = new InputStreamReader(dhandler.getInputStream());
			BufferedReader br = new BufferedReader(isr);
			String line = null;

			while ( (line = br.readLine()) != null)
			{
				StringTokenizer sToken = new StringTokenizer(line, "=;");
				while(sToken.hasMoreTokens())
				{
					//The content format: firstname=Billy;lastname=Bob
					sToken.nextToken(); //This will be firstname
					firstName = sToken.nextToken().trim(); //This will be Billy
System.out.println("firstName = " + firstName);
					sToken.nextToken(); //This will be lastname
					lastName = sToken.nextToken().trim(); // This will be Bob
System.out.println("lastName = " + lastName);
				}
			}
		}
		catch (IOException e)
		{
			System.out.println(e);
		}
		return "Hi " + firstName + "." + lastName + "!, Have a Good Day!!";
	}
}