coursereg.java

国外的数据结构与算法分析用书

package Entities;


/**	This class holds data regarding a students registration
	into a specific section for a course. */
public class CourseReg
{
   	/**	Make a new student course registration*/
	public CourseReg(SimpleDate sDate, Student stud, String type)
	{
		regDate = sDate;
		student = stud;
		registrationType = type;
	}

	/**	The registration date */
	protected SimpleDate regDate;

	/**	The student grade */
	protected String grade;

	/**	The date the student withdarw from course */	
	protected SimpleDate withdrawalDate;
	
	/**	The type of registration */
	protected String registrationType;
	
	/**	The student registering */
	protected Student student;

	/**	Return the registration date */
	public SimpleDate regDate()
	{
		return regDate;
	}
	
	/**	Return the date the student withdarw from course */
	public SimpleDate withdrawalDate()
	{
		return withdrawalDate;
	}
	
	/**	Return the type of registration */
	public String registrationType()
	{
		return registrationType;
	}
	
	/**	Return the student registering */
	public Student student()
	{
		return student;
	}
	
	/**	Return the grade assign to the course taken */
	public String grade()
	{
		return grade;
	}
	
	/**	 Assign a grade for the student */
	public void setGrade(String g)
	{
		grade = g;
	}

	/**	Set the withdrawal date to be 'd' */
	public void setWithdrawalDate(SimpleDate d)
	{
		withdrawalDate = d;
	}
	
	public String toString()
	{
		String result = "\n" + student;
		result += "\nRegistration Date : " + regDate;
		
		if (withdrawalDate != null) 
		{
			result += "\nTHIS STUDENT HAS WITHDRAWN FROM THE COURSE";
			result += "\nWithdrawal date : "  + withdrawalDate;
		}
		return (result + "\n");
	}
	
} /* end of CourseReg */