/**
* Assign the set of students (presumably non-incoming-freshmen, but this is not checked) passed
* to their dorm rooms, in a way that does not take race into account. (compare {@link
* #assignByRace}.) As a precursor (side effect) to this, any students already existing in
* upperclass dorms will be removed.
*/
public void assign(Bag students) {
emptyDorms();
// Purge all freshmen. (We're not assigning those.)
Bag upperclassmen = null;
try {
upperclassmen = (Bag) students.clone();
} catch (Exception e) {
e.printStackTrace();
System.exit(1);
}
for (int x = upperclassmen.size() - 1; x >= 0; x--) {
Student s = (Student) upperclassmen.get(x);
if (s.getGrade() < 2) {
upperclassmen.remove(s);
}
}
for (int x = 0; x < upperclassmen.size(); x++) {
Student s = (Student) upperclassmen.get(x);
if (s.getGrade() < 2) {
// We're only assigning upperclassmen here.
continue;
}
s.leaveRoom();
for (int y = 0; y < dorms.size(); y++) {
if (s.hasRoom()) {
break;
}
Dorm d = (Dorm) dorms.get(y);
if (d.isFull()) {
continue;
}
if (d.isFemaleOnly() && s.getGender() == Student.Gender.MALE) {
continue;
}
int i = 0;
while (i < d.getNumRooms()) {
if (s.hasRoom()) {
break;
}
try {
d.getRoomByIndex(i).addResident(s);
} catch (IllegalArgumentException e) { // System.out.println(e);
}
i++;
}
}
}
// Error testing to see if there are upperclassmen who don't have a
// room/dorms that aren't full
// int q=0;
for (int x = 0; x < upperclassmen.size(); x++) {
Student s = (Student) upperclassmen.get(x);
if (!s.hasRoom()) {
System.out.println(s + " has no upperclass dorm room!");
}
}
}
/**
* Assign the set of students (presumably non-incoming-freshmen, but this is not checked) students
* passed to their dorm rooms, in a way that <i>does</i> take race into account. (compare {@link
* #assign}.) Minorities will have a higher probability of rooming with other minorities than they
* would otherwise have had. As a precursor (side effect) to this, any students already existing
* in upperclass dorms will be removed.
*/
public void assignByRace(Bag upperclassmen) {
emptyDorms();
boolean foundRoomie;
for (int x = 0; x < upperclassmen.size(); x++) {
foundRoomie = false;
Student s = (Student) upperclassmen.get(x);
// need to leave current room so that they can get a new room
s.leaveRoom();
if (s.getRace() == Student.Race.MINORITY) {
double rollDice = Sim.instance().random.nextDouble();
if (rollDice < Sim.PROB_DUAL_MINORITY) {
for (int m = 0; m < upperclassmen.size(); m++) {
Student r = (Student) upperclassmen.get(m);
// if the potential roommate is the same gender, is a
// minority, and has no room
if (r.getId() == s.getId()) {
continue;
}
if (r.getRace() == Student.Race.MINORITY
&& r.getGender() == s.getGender()
&& !(r.hasRoom())
&& !(s.hasRoom())) {
// find a room that is completely empty
foundRoomie = true;
for (int y = 0; y < dorms.size(); y++) {
Dorm d = (Dorm) dorms.get(y);
if (d.isFull()) {
continue;
}
if (d.isFemaleOnly() && s.getGender() == Student.Gender.MALE) {
continue;
}
int i = 0;
while (i < d.getNumRooms()) {
if (s.hasRoom() && r.hasRoom()) {
break;
}
try {
if (d.getRoomByIndex(i).isEmpty()) {
try {
d.getRoomByIndex(i).addResidents(s, r);
} catch (IllegalArgumentException e) {
System.out.println(e);
}
}
} catch (IllegalArgumentException e) {
}
i++;
}
}
if (!s.hasRoom()) {
// no empty room has been found to put these
// students in; just assign them normally
assignStudent(s);
}
if (!r.hasRoom()) {
assignStudent(r);
}
}
}
if (foundRoomie == false) {
// no same-minority, same-sex, roomless roommate found
assignStudent(s);
}
} else {
// dice roll not under PROB_DUAL_MINORITY
assignStudent(s);
}
} else {
// not a minority, assign normally
assignStudent(s);
}
}
}