public List<SoldePourUsage> soldeParUsage() {
final List<Cartouche> cartouches = compte.getSortedCartouches();
final Map<Usage, Solde> usages = new HashMap<Usage, Solde>();
for (final Cartouche cartouche : cartouches) {
if (cartouche.solvable()) {
if (usages.containsKey(cartouche.getUsage())) {
usages.put(
cartouche.getUsage(),
cartouche.getSolde().ajouter(usages.get(cartouche.getUsage()).getSolde()));
} else {
usages.put(cartouche.getUsage(), cartouche.getSolde());
}
}
}
final List<SoldePourUsage> soldes = new LinkedList<SoldePourUsage>();
final List<Usage> sortedUsages = new LinkedList<Usage>(usages.keySet());
Collections.sort(sortedUsages);
for (final Usage usage : sortedUsages) {
soldes.add(new SoldePourUsage(usage, usages.get(usage)));
}
return soldes;
}
public long solde(final Usage usage) {
long solde = 0;
for (final Cartouche cartouche : compte.getSortedCartouches()) {
if (cartouche.accepte(usage) && cartouche.solvable()) {
solde += cartouche.getSolde().getSolde();
}
}
return solde;
}