package ejava.examples.webtier.bo;
   
   import java.io.Serializable;
   import java.util.Calendar;
   import java.util.Date;
   import java.util.GregorianCalendar;
   
   public class Grade implements Serializable {
       private static final long serialVersionUID = 1L;
      private long id;
      private String course;
      private Date semester;
      private char grade;
  
      public Grade() {}
      public Grade(long id) {
          setId(id);
      }
      public Grade(long id, String course, Date semester, char grade) {
          setId(id);
          setCourse(course);
          setSemester(semester);
          setGrade(grade);
      }
      
      public long getId() {
          return id;
      }
      private void setId(long id) {
          this.id = id;
      }    
      public String getCourse() {
          return course;
      }
      public void setCourse(String course) {
          this.course = course;
      }
      public char getGrade() {
          return grade;
      }
      public void setGrade(char grade) {
          this.grade = grade;
      }
      public Date getSemester() {
          return semester;
      }
      public void setSemester(Date semester) {
          this.semester = semester;
      }
      
      public String toString() {
          Calendar cal = new GregorianCalendar();
          cal.setTime(semester);
          StringBuilder text = new StringBuilder();
          text.append("id=" + id);
          text.append(", course=" + course);
          text.append(", semester=" + cal.get(Calendar.MONTH) + "-" +
                  cal.get(Calendar.YEAR));
          text.append(", grade=" + grade);
          return text.toString();
      }
  
  }