org.openurp.edu.clazz.model.ClazzActivity Maven / Gradle / Ivy
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/*
* OpenURP, Agile University Resource Planning Solution.
*
* Copyright © 2014, The OpenURP Software.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful.
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see {
private static final long serialVersionUID = 2498530728105897805L;
/**
* 教学任务
*/
@NotNull
@ManyToOne(fetch = FetchType.LAZY)
protected Clazz clazz;
/**
* 上课时间
*/
@Embedded
protected WeekTime time;
/**
* 授课教师列表
*/
@ManyToMany
@Cache(usage = CacheConcurrencyStrategy.NONSTRICT_READ_WRITE, region = "edu.course")
@JoinTable(name = "clazz_activities_teachers", joinColumns = {@JoinColumn(name = "activity_id")}, inverseJoinColumns = {@JoinColumn(name = "teacher_id")})
private Set teachers = CollectUtils.newHashSet();
/**
* 教室列表
*/
@ManyToMany
@Cache(usage = CacheConcurrencyStrategy.NONSTRICT_READ_WRITE, region = "edu.course")
@JoinTable(name = "clazz_activities_rooms", joinColumns = {@JoinColumn(name = "activity_id")}, inverseJoinColumns = {@JoinColumn(name = "classroom_id")})
private Set rooms = CollectUtils.newHashSet();
/**
* 排课备注
*/
@Size(max = 500)
private String remark;
/**
* 授课性质
*/
@ManyToOne(fetch = FetchType.LAZY)
@NotNull
protected TeachingNature nature = new TeachingNature(1);
@ManyToOne(fetch = FetchType.LAZY)
private Subclazz subclazz;
private short beginUnit;
private short endUnit;
public ClazzActivity() {
super();
}
/**
* 第一次活动时间
*
* @return
*/
public java.sql.Date getFirstActivityTime() {
if (null != time) {
return time.getFirstDay();
} else {
return null;
}
}
/**
* 最后一次活动时间
*
* @return
*/
public java.sql.Date getLastActivityTime() {
if (null != time) {
return time.getLastDay();
} else {
return null;
}
}
public ClazzActivity(Teacher teacher, Classroom room, WeekTime time) {
if (teacher != null) {
getTeachers().add(teacher);
}
getRooms().add(room);
setTime(new WeekTime(time));
}
public Object clone() {
ClazzActivity session = new ClazzActivity();
session.getRooms().addAll(getRooms());
session.setTime(new WeekTime(getTime()));
session.setClazz(clazz);
session.getTeachers().addAll(getTeachers());
return session;
}
/**
* 判断该教学活动的时间段能否与目标教学活动在[相邻时间段]上合并
*
* @return
*/
public boolean canMergerWith(ClazzActivity session) {
if (!Objects.equals(getNature(), session.getNature())) {
return false;
}
if (!getTeachers().equals(session.getTeachers())) {
//时间地点一致就合并
if (getTime().equals(session.getTime()) && getRooms().equals(session.getRooms())
&& Objects.equals(getRemark(), session.getRemark())) {
return true;
} else {
return false;
}
}
if (!getRooms().equals(session.getRooms())) {
//时间和人员一致就合并
if (getTime().equals(session.getTime()) && getTeachers().equals(session.getTeachers())) {
return true;
} else {
return false;
}
}
if ((getRemark() != null && session.getRemark() != null && !getRemark().equals(session.getRemark()))
|| (getRemark() == null && session.getRemark() != null)
|| (session.getRemark() == null && getRemark() != null))
return false;
if (!Objects.equals(getSubclazz(), session.getSubclazz())) {
return false;
}
return WeekTimes.canMergerWith(getTime(), session.getTime());
}
/**
* 将两排课活动合并，前提是两活动可以合并
*
* @param other
* @see #canMergerWith(ClazzActivity)
*/
public void mergeWith(ClazzActivity other) {
getTeachers().addAll(other.getTeachers());
getRooms().addAll(other.getRooms());
this.beginUnit = (short) Math.min(this.beginUnit, other.beginUnit);
this.endUnit = (short) Math.max(this.endUnit, other.endUnit);
WeekTimes.mergeWith(this.getTime(), other.getTime());
}
/**
* 合并在年份和教学周占用上,可以合并的教学活动
* 合并标准是年份,教学周,教室,教师,星期
*/
public static List mergeActivites(List tobeMerged) {
List mergedActivityList = CollectUtils.newArrayList();
if (CollectUtils.isEmpty(tobeMerged)) return mergedActivityList;
Collections.sort(tobeMerged);
Iterator activityIter = tobeMerged.iterator();
ClazzActivity toMerged = activityIter.next();
mergedActivityList.add(toMerged);
while (activityIter.hasNext()) {
ClazzActivity session = activityIter.next();
if (toMerged.canMergerWith(session)) toMerged.mergeWith(session);
else {
toMerged = session;
mergedActivityList.add(toMerged);
}
}
return mergedActivityList;
}
/**
* teacher room weekday startUnit weekstate null will be put first,if
* another is not null
*
* @see java.lang.Comparable#compareTo(Object)
*/
public int compareTo(ClazzActivity session) {
int rs = 0;
// compare teacher
if (rs == 0) rs = getTeachers().size() - session.getTeachers().size();
// compare room
if (rs == 0) rs = getRooms().size() - session.getRooms().size();
// compare weeks
if (rs == 0) rs = getTime().getWeekstate().compareTo(session.getTime().getWeekstate());
if (rs == 0) rs = getTime().getStartOn().compareTo(session.getTime().getStartOn());
if (rs == 0) rs = getTime().getBeginAt().value - session.getTime().getBeginAt().value;
return rs;
}
/**
* @see java.lang.Object#toString()
*/
public String toString() {
return Objects.toStringBuilder(this).add("rooms", this.getRooms()).add("time", getTime())
.add("teachers", getTeachers()).add("id", this.id).toString();
}
/**
* @return Returns the clazz.
*/
public Clazz getClazz() {
return clazz;
}
public void setClazz(Clazz clazz) {
this.clazz = clazz;
}
public Set getTeachers() {
return teachers;
}
public void setTeachers(Set teachers) {
this.teachers = teachers;
}
public Set getRooms() {
return rooms;
}
public void setRooms(Set rooms) {
this.rooms = rooms;
}
public WeekTime getTime() {
return time;
}
public void setTime(WeekTime time) {
this.time = time;
}
public Date getBeginAt() {
if (null != time) return time.getFirstDay();
else return null;
}
// FIXME 一定要有单元测试
public Date getEndAt() {
return null;
}
// FIXME 一定要有单元测试
public boolean contains(Date oneDay) {
return false;
}
public String getContent() {
return clazz.getCrn();
}
public String getRemark() {
return remark;
}
public void setRemark(String remark) {
this.remark = remark;
}
public TeachingNature getNature() {
return nature;
}
public void setNature(TeachingNature nature) {
this.nature = nature;
}
public Subclazz getSubclazz() {
return subclazz;
}
public void setSubclazz(Subclazz subclazz) {
this.subclazz = subclazz;
}
public short getBeginUnit() {
return beginUnit;
}
public void setBeginUnit(short beginUnit) {
this.beginUnit = beginUnit;
}
public short getEndUnit() {
return endUnit;
}
public void setEndUnit(short endUnit) {
this.endUnit = endUnit;
}
}