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public class Student extends Model<Student> {
public static final Student dao = new Student();
public Classes getClasses() {
return Classes.dao.findById(get("class_id"));
}
}
public class Classes extends Model<Classes> {
public static final Classes dao = new Classes();
}
@Override
public void configPlugin(Plugins me) {
// 数据库的ORM映射的配置。
C3p0Plugin cp = new C3p0Plugin("jdbc:mysql://localhost:3306/wt",
"root", "111111");
me.add(cp);
ActiveRecordPlugin arp = new ActiveRecordPlugin(cp);
me.add(arp);
arp.addMapping("t_user", User.class);
arp.addMapping("t_class", "class_id", Classes.class);
arp.addMapping("t_student", "id", Student.class);
}
<c:forEach items="${studentList}" var="student">
<tr>
<td>
${student.name}
</td>
<td>
${student.age}
</td>
<td>
${student.sex}
</td>
<td>
${student.getClasses().class_name}
</td>
<td>
<a href="/student/delete/${student.studentid}">删除</a>
<a href="/student/get/${student.studentid}">修改</a>
</td>
</tr>
</c:forEach>