public boolean isTimeslotFreeForRoom(Room r, Calendar time, int hours) {
Calendar endTime = (Calendar) time.clone();
endTime.add(Calendar.HOUR_OF_DAY, hours);
for (WeeklyEvent we : r.getWeeklyEvents()) {
if (DateFunctions.doDateRangesOverlap(
time, endTime, we.getStartTime(), we.getEndTime(), true)) {
return false;
}
}
return true;
}
public boolean isTimeslotFreeForCourse(Course c, Calendar time, int hours) {
List<Room> rooms = findRoomsForCourse(c);
Calendar end = (Calendar) time.clone();
end.add(Calendar.HOUR_OF_DAY, hours);
for (CurriculumSemester cs : c.getCurriculumSemesters()) {
for (Course co : cs.getCourses()) {
WeeklyEvent we = co.getWeeklyEvent();
if (we != null
&& DateFunctions.doDateRangesOverlap(
time, end, we.getStartTime(), we.getEndTime(), true)) {
return false;
}
}
}
return true;
}
public boolean generateWeeklyEventForAllCourses() {
HibernateSupport.beginTransaction();
for (WeeklyEvent we : etm.getWeeklyEvents()) {
we.deleteFromDB();
}
HibernateSupport.commitTransaction();
etm.clearWeeklyEvents();
List<Course> courses = bc.getCoc().getCourseTableModel().getAllCourses();
boolean result = true;
for (Course c : courses) {
if (!generateWeeklyEventFor(c)) {
LoggingFunctions.printError("Could not generate weekly event for " + c.getId(), "-");
result = false;
}
}
return result;
}
public boolean generateWeeklyEventFor(Course c) {
List<Room> rooms = findRoomsForCourse(c);
Room r = null;
if (rooms.size() < 1) {
LoggingFunctions.printError(
"Could not generate weekly event for course " + c.getId(), "No suitable rooms found");
return false;
}
Calendar cal = DateFunctions.calculateNextValidStartTime();
cal.add(Calendar.HOUR_OF_DAY, -1);
int hours = (int) c.getSemesterHours();
// While there is another valid start time
while (DateFunctions.calculateNextValidStartTime(cal, hours)) {
// If the course can be done on that start time
if (isTimeslotFreeForCourse(c, cal, hours)) {
r = getFreeRoomForTimeslot(rooms, cal, hours);
// If there is a free room at that time
if (r != null) {
WeeklyEvent we = new WeeklyEvent();
we.setEvent(cal, hours, c, r);
etm.addWeeklyEvent(we);
we.saveToDB();
System.out.println("");
System.out.println("Saved new weekly event:");
System.out.println("Course: " + c.getName());
System.out.println(
"From: " + cal.get(Calendar.HOUR_OF_DAY) + "" + DateFunctions.getDayOfWeek(cal));
System.out.println(
"To: "
+ cal.get(Calendar.HOUR_OF_DAY)
+ hours
+ ""
+ DateFunctions.getDayOfWeek(cal));
System.out.println("Room: " + r.getRoomName());
System.out.println("");
return true;
}
}
}
return false;
}
