public boolean removePatient(Patient aPatient) {
boolean wasRemoved = false;
if (!patients.contains(aPatient)) {
return wasRemoved;
}
int oldIndex = patients.indexOf(aPatient);
patients.remove(oldIndex);
if (aPatient.indexOfDoctor(this) == -1) {
wasRemoved = true;
} else {
wasRemoved = aPatient.removeDoctor(this);
if (!wasRemoved) {
patients.add(oldIndex, aPatient);
}
}
return wasRemoved;
}
public boolean addPatient(Patient aPatient) {
boolean wasAdded = false;
if (patients.contains(aPatient)) {
return false;
}
if (patients.contains(aPatient)) {
return false;
}
patients.add(aPatient);
if (aPatient.indexOfDoctor(this) != -1) {
wasAdded = true;
} else {
wasAdded = aPatient.addDoctor(this);
if (!wasAdded) {
patients.remove(aPatient);
}
}
return wasAdded;
}