Java制作课程表生成工具_时间排序与逻辑控制项目

class Course {
    String courseId;
    String name;
    int weeklyHours; // 每周上课次数
}
<p>class Teacher {
String teacherId;
String name;
}</p><p>class Classroom {
String roomId;
String location;
}</p><p>class ScheduleItem {
Course course;
Teacher teacher;
Classroom classroom;
String clazz; // 所属班级
int weekDay;  // 星期几 (1-7)
int period;   // 节次 (1-5)
}</p>

List<ScheduleItem> schedule = new ArrayList<>();
<p>// 按星期、节次排序
schedule.sort((a, b) -> {
if (!a.weekDay.equals(b.weekDay)) {
return a.weekDay - b.weekDay;
}
return a.period - b.period;
});</p>

Map<String, Map<Integer, Set<Integer>>> teacherSlots = new HashMap<>();
// teacherId -> (weekDay -> set of periods)
<p>// 添加课程前检查
boolean canAssign(Teacher t, String clazz, Classroom room, int day, int period) {
return !teacherSlots.getOrDefault(t.teacherId, Map.of())
.getOrDefault(day, Set.of()).contains(period)
&& !classroomSlots.getOrDefault(room.roomId, Map.of())
.getOrDefault(day, Set.of()).contains(period)
&& !classSlots.getOrDefault(clazz, Map.of())
.getOrDefault(day, Set.of()).contains(period);
}</p>

for (Course course : courses) {
    for (int day = 1; day <= 5; day++) {
        for (int p = 1; p <= 5 - course.weeklyHours + 1; p++) {
            if (canAssignSequence(teacher, room, clazz, day, p, course.weeklyHours)) {
                assignCourse(course, teacher, room, clazz, day, p);
                break;
            }
        }
    }
}