1	// StudentList.java
     2	//
     3	// For final project, cs110. 
     4	// Based on example in exam2
     5	// Ethan Bolker  Spring 2004
     6	
     7	import java.util.*;
     8	
     9	public class StudentList extends WISEList
    10	{
    11	    public StudentList( String name )
    12	    {
    13		super(name);
    14	    }
    15	
    16	    public StudentList( String name, String studentFileName )
    17		throws WISEException
    18	    {
    19		super( name, studentFileName );
    20	    } 
    21	
    22	    public WISEObject parseLine( StringTokenizer st ) 
    23	    {
    24		return new Student( st );
    25	    }
    26	
    27	    // override get from WISEList to look for Student by ID
    28	    public WISEObject get( String name )
    29		throws WISEException
    30	    {
    31		try {
    32		    return super.get(name);
    33		}
    34		catch( WISEException e ) {
    35		    // not there keyed by name, try id
    36		}
    37		Iterator i = iterator();
    38		while( i.hasNext() ) {
    39		    Student student = (Student)i.next();
    40		    if (name.equals( student.getId())) {
    41			return student;
    42		    }
    43		}
    44		throw new WISEException( name + " not found in  " + getName());
    45	    }
    46	
    47	    public String getHeader( ) 
    48	    {
    49		return "# *** CS110 WISE ***\n# List of students\n" + 
    50		       "#\n# name        id";
    51	    }
    52	}