@Override
public boolean conformes(Product data) {
String[] argParts = this.argument.split(" ");
String mathSymbol = argParts[0];
// in g or ml
double polylAmount = -1.0;
for (EnergyNutrientsVitamins nutrient :
data.getIngredientsAndAllergens().getEnergyNutrientsVitamins()) {
if ((nutrient.getNutritionalValueReference() == 100.0)
&& ((((nutrient.getNutritionalValueReferenceUnit() == ServingSizeUnitOfMeasureCode.GR)
|| (nutrient.getNutritionalValueReferenceUnit()
== ServingSizeUnitOfMeasureCode.ML))))) {
for (NutritionalContentItem content : nutrient.getNutrients()) {
if (content.getNutritionalContent() == NutritionalContentCode.POLYL) {
polylAmount = content.getNutritionalContentQuantityContained();
if (content.getNutritionalContentQuantityContain() == ServingSizeUnitOfMeasureCode.EMPTY
|| content.getNutritionalContentQuantityContain() == PTN) {
return false;
} else {
break;
}
}
}
break;
}
}
if (polylAmount < 0) {
// something went wrong, or there are simply no POLYL contained
return false;
}
double amount = -1.0;
if (argParts[1].contains("%")) {
amount = Double.parseDouble(argParts[1].replace("%", ""));
// here we get the percentage of polyl in the product
// EDIT: if we use the polyl per 100 gr, then we don't need this
// polylAmount = (polylAmount / convertNetWeight(data)) * 100;
} else {
amount = Double.parseDouble(argParts[1].replace("g", ""));
}
if (mathSymbol.equals("<")) {
return polylAmount < amount;
} else if (mathSymbol.equals("=")) {
return polylAmount == amount;
} else if (mathSymbol.equals(">")) {
return polylAmount > amount;
} else {
Logger.getLogger(Logger.GLOBAL_LOGGER_NAME)
.log(Level.WARNING, "Allowed operators: < OR > OR =. Chosen operator: {0}", mathSymbol);
return false;
}
}
/**
* To gramm or ml.
*
* @param data
* @return
*/
private double convertNetWeight(Product data) {
double netWeight = -1.0;
List<NetWeightEntity> netWeights = data.getStorageAndUsage().getNetWeight();
if (!netWeights.isEmpty() && (netWeights.get(0).getNetWeightUnit() != null)) {
NetWeightEntity e = netWeights.get(0);
netWeight = e.getNetWeightValue();
switch (e.getNetWeightUnit()) {
case KG:
// to get to g
netWeight *= 1000;
break;
case LT:
// to get to ml
netWeight *= 1000;
break;
default:
break;
}
}
return netWeight;
}