public Integer compare(ValueStore<V> other) {
if (other.moneySystem != moneySystem) {
return null;
}
V val = moneySystem.subtract(getValue(), other.getValue());
return (moneySystem.isValueNothing(val) ? 0 : (moneySystem.isValueDeficit(val) ? -1 : 1));
}
public String toString(boolean longRepresentation) {
return (longRepresentation
? moneySystem.getLongRepresentation(getValue())
: moneySystem.getShortRepresentation(getValue()));
}
public boolean getIsNothing() {
return moneySystem.isValueNothing(getValue());
}
public boolean equals(ValueStore<V> other) {
return (other.moneySystem == moneySystem
&& moneySystem.isValueNothing(moneySystem.subtract(getValue(), other.getValue())));
}
public boolean getIsDeficit() {
return moneySystem.isValueDeficit(getValue());
}
protected void loadData(Serializable data) {
setValue(moneySystem.parseRepresentation((String) data));
}
public Serializable getData() {
return moneySystem.getShortRepresentation(getValue());
}
public boolean subtractValue(V value) {
return setValue(moneySystem.subtract(getValue(), value));
}
public boolean addValue(V value) {
return setValue(moneySystem.add(getValue(), value));
}