scoreeo.java

学生成绩管理系统JPA做的

package com.fengmanfei.student.entity;

import java.io.Serializable;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.Table;
import javax.persistence.Transient;

@Entity
@Table(name = "tb_score")
public class ScoreEO implements Serializable {

	private static final long serialVersionUID = -40879065272661219L;

	@Id
	@GeneratedValue(strategy = GenerationType.AUTO)
	private int id;

	@ManyToOne
	@JoinColumn(name = "course_id")
	private CourseEO courseEO;

	@ManyToOne
	@JoinColumn(name = "student_id")
	private StudentEO studentEO;

	private double score;

	@Transient
	private String scoreInfo;

	public CourseEO getCourseEO() {
		return courseEO;
	}

	public void setCourseEO(CourseEO courseEO) {
		this.courseEO = courseEO;
	}

	public int getId() {
		return id;
	}

	public void setId(int id) {
		this.id = id;
	}

	public StudentEO getStudentEO() {
		return studentEO;
	}

	public void setStudentEO(StudentEO studentEO) {
		this.studentEO = studentEO;
	}

	public double getScore() {
		return score;
	}

	public void setScore(double score) {
		this.score = score;
	}

	public String getScoreInfo() {
		if (score == 100d)
			return "满分";
		if (score >= 85d)
			return "优秀";
		if (score >= 75d)
			return "良好";
		if (score >= 60d)
			return "及格";
		return "不及格";
	}

	public void setScoreInfo(String scoreInfo) {
		this.scoreInfo = scoreInfo;
	}

}