import java.util.*;
/**
  Student holds data about a student
  Note the use of the StringTokenizer to parse the student's name
    into First, Last and Middle names. 
  
  @author Amitabha Mukerjee
  @version October 2008
 */
public class Student
{
    private String rollNum;
    private String firstName;
    private String midName;
    private String lastName;
    private int hostelNum;
    private char wing;
    private int roomNum;
    private Date birthDate;
    private Course[] courseList;

    private char grade;
    private double marks;

    public static final byte MAX_COURSES=8;
    public static final byte MAX_NAMES=6;

    // Default constructor 
    public Student()
    {
        // initialise instance variables
        birthDate = new Date();
        courseList = new Course[MAX_COURSES]; 
    }

    /** Constructor with roll number */
    public Student(String roll)
    {
        rollNum = roll;
        birthDate = new Date();
        courseList = new Course[MAX_COURSES]; 
    }

    /** Converts this object to String.  Invoked by java as default whenever 
	a string version is needed for this object. 
	@return String with name, rollNum, and marks 
     */
    public String toString ()
    {
	String s = "";
	s += " NAME:  " + firstName + " " + lastName ;
	s += " ROLL:  " + rollNum;
	s += " MARKS: " + marks;
	return s;
    }	

    public static void main (String arg[])
    {

      int[] rollNum= {6016, 6024, 6078};
      double[] midsemMarks = {61.7,  54 , 74.2 };
      String[] name = {"Abhishek Murthy", "Abhishek Singh", "Ankit Mukund"};

      Student [] batch = new Student[3];
      for (int i=0; i<batch.length; i++)
      {
	  batch[i] = new Student();
	  batch[i].rollNum = "Y8"+rollNum[i];  
	  batch[i].setNames(name[i]);
	  batch[i].marks = midsemMarks[i];
      }
      System.out.println (Arrays.toString(batch));
      // this prints each record in the array using Student.toString()

      double marksMax = batch[0].marks;
      int index = 0;  
      for (int i=1; i<batch.length; i++)
      {
	  if (batch[i].marks > marksMax)
	   {
		  index=i; 
		  marksMax = batch[i].marks;
    	   }
      }

      System.out.println ("HIGHEST MARKS:");      
      System.out.println (batch[index]);      

    }

    /** set roll number */
    public void setRollNum(String roll)
    {   rollNum = roll;
    }


    /** set birthdate */
    public void setBirthDate(Date d)
    {   birthDate = d;   }

    /** set first, mid and last names - use tokenizer
        @param fullName - single string containing full name    
    */
    public void setNames(String fullName)
    {
        String[] names=new String[MAX_NAMES]; 
        int n = 0;

        StringTokenizer tokenizer = new StringTokenizer(fullName);
        while (tokenizer.hasMoreTokens())
        {
           names[n]= tokenizer.nextToken();
           n++; 
        }
        lastName = names[n-1];
        if (n>0) firstName = names[0];
        if (n>1) 
        {
            midName = names[1];
            for (int j=2; j< n-1; j++) 
                midName += " " + names[j];
        }
    }

    /** access roll number */
    public String getRollNum()
    {   return rollNum;
    }

}