// ********************************************* client program
public class CompositionDemo1
{
    public static void main(String[] args)
    {
        Name name1 = new Name("Jane", "Doe");
        Student student1 = new Student(name1, 10);
        System.out.println(student1.getGradeLevel());
    }
	
}



///////////////////////////////////////////////// Name class
class Name
{
    // ************************************ instance fields
    private String myFirstName;
    private String myLastName;

    // ************************************ constructors
    public Name(String first, String last)
    {
        myFirstName = first;
        myLastName = last;
    }
    
    // ************************************ modifier methods
    public void setFirstName(String first)
    {
        myFirstName = first;
    }
    
    public void setLastName(String last)
    {
        myLastName = last;
    }
	
}





/////////////////////////////////////////// Student class
class Student
{
    // ************************************ instance fields
    private Name myName;
    private int myGradeLevel;
    
    // ************************************ constructors    
    public Student(Name name, int gradeLevel)
    {
        myName = name;
        myGradeLevel = gradeLevel;
    }
    
    // ************************************ accessor methods    
    public int getGradeLevel()
    {
        return myGradeLevel;
    }

}