lesson.java

学生成绩处理GUI界面,Java初学者可参考学习

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package studentscore;

import java.io.Serializable;

/**
 *
 * 课程类
 * @author Conupe Fox
 */
public class Lesson  implements Serializable {

    private String name;                  //课程名称
    private long id;                       //课程编号
    private float points;                  //学分
    private int hours;                   //学时
    private float score;                   //分数

    /** 构造方法 */
    public Lesson(long id, String name, float points, int hours){
        setName(name);
        setPoints(points);
        setHours(hours);
        setId(id);
    }
    public Lesson(){
        this(0l, "Default Lesson", 0, 0);
    }
    public Lesson(Lesson l){
        this(l.getId(),l.getName(), l.getPoints(), l.getHours());
    }

    /** Getter & Setter*/

    public String getName(){
        return name;
    }
    public float getPoints(){
        return points;
    }
    public int getHours(){
        return hours;
    }
    public long getId(){
        return id;
    }
    public float getScore(){
        return score;
    }

    public void setName(String name){
        this.name = name;
    }
    public void setPoints(float points){
        this.points = points;
    }
    public void setHours(int hours){
        this.hours = hours;
    }
    public void setScore(float score){
        this.score = score;
    }
    public void setId(long id){
        this.id = id;
    }

    @Override
    public String toString(){
        return this.getId() + " " + this.getName();
    }
    public boolean equals(Lesson l){
        if(this.getId() == l.getId())
            return true;
        else
            return false;
    }
    @Override
    public Lesson clone(){
        Lesson ls = new Lesson(this.getId(), this.getName(), this.getPoints(), this.getHours());
        ls.setScore(this.getScore());
        return ls;
    }
}