@Override
public Set<Product> getProductsBypriceFilter(Map<String, List<String>> filterParams) {
Set<Product> productsByLowPrice = new HashSet<Product>();
Set<Product> productsByHighPrice = new HashSet<Product>();
Set<String> price = filterParams.keySet();
if (price.contains("low")) {
for (String priceLow : filterParams.get("low")) {
for (Product product : listOfProducts) {
if (product.getUnitPrice().compareTo(new BigDecimal(Double.parseDouble(priceLow))) > 0) {
productsByLowPrice.add(product);
}
}
}
}
if (price.contains("high")) {
for (String priceLow : filterParams.get("high")) {
for (Product product : listOfProducts) {
if (product.getUnitPrice().compareTo(new BigDecimal(Double.parseDouble(priceLow))) < 0) {
productsByHighPrice.add(product);
}
}
}
}
productsByHighPrice.retainAll(productsByLowPrice);
return productsByHighPrice;
}
public Set<Product> getProductsByPriceFilter(Map<String, List<String>> filterParams) {
Set<Product> productsByPriceFilter = new HashSet<Product>();
Set<String> criterias = filterParams.keySet();
if (criterias.contains("low")) {
if (criterias.contains("high")) {
String min = filterParams.get("low").get(0);
BigDecimal minMoney = new BigDecimal(min.replaceAll(",", ""));
String max = filterParams.get("high").get(0);
BigDecimal maxMoney = new BigDecimal(max.replaceAll(",", ""));
for (Product product : listOfProducts) {
if (product.getUnitPrice().compareTo(minMoney) >= 0
&& product.getUnitPrice().compareTo(maxMoney) <= 0) {
productsByPriceFilter.add(product);
}
}
}
}
return productsByPriceFilter;
}