Files
Greenify/src/Server/src/main/java/greenify/server/InputValidator.java
2019-03-26 15:39:15 +01:00

89 lines
3.3 KiB
Java

package greenify.server;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
public class InputValidator {
private static final List<InputItem> inputItems = Arrays.asList(
new InputItem("input_size", false, "1"),
new InputItem("input_income", false, "40000"),
new InputItem("transportation_num_vehicles", false, "1"),
new InputItem("transportation_miles1", false, "16100", false),
new InputItem("transportation_fuels1", false, "2", false),
new InputItem("transportation_mpg1", false, null, false),
new InputItem("transportation_miles2", false, "13200", false),
new InputItem("transportation_fuels2", false, "0", false),
new InputItem("transportation_mpg2", false, "22", false),
new InputItem("transportation_publicTrans", false, "436"),
new InputItem("transportation_air", false, "3900"),
new InputItem("housing_electricity_kwh_year", false, "12632"),
new InputItem("housing_cleanPercent", false, "0"),
new InputItem("housing_naturalGas_therms_year", false, "472"),
new InputItem("housing_heatingOil_gallons_year", false, "73"),
new InputItem("housing_square_feet", false, "1850"),
new InputItem("housing_water_sewage", false, "100"),
new InputItem("food_meat_fish_eggs", true, "2.4"),
new InputItem("food_grains", true, "4.1"),
new InputItem("food_dairy", true, "2.2"),
new InputItem("food_fruit_vegetables", true, "3.5"),
new InputItem("food_snacks_drinks", true, "3.4"),
new InputItem("shopping_goods", false, "1310"),
new InputItem("shopping_services", false, "2413")
);
/**
* The method checks whether the id is valid or not.
* @param inputName the name of input
* @return true or false
*/
public static Boolean isValidItem(String inputName) {
return inputItems.stream().anyMatch(i -> i.getName().equals(inputName));
}
/**
* The method checks whether the item value is valid or not.
* @param inputName the name of input
* @param value the value of item
* @return true or false
*/
public static boolean isValidItemValue(String inputName, String value) {
InputItem item = null;
for (InputItem inputItem : inputItems) {
if (inputItem.getName().equals(inputName)) {
item = inputItem;
}
}
if (Objects.requireNonNull(item).getFloat()) {
try {
Float.parseFloat(value);
} catch (NumberFormatException | NullPointerException nfe) {
return false;
}
return true;
} else {
try {
Integer.parseInt(value);
} catch (NumberFormatException | NullPointerException nfe) {
return false;
}
return true;
}
}
/**
* This method gets default values.
* @return the map of default values
*/
public static Map<String, String> getDefaultValues() {
Map<String, String> map = new HashMap<String, String>() { };
for (InputItem inputItem : inputItems) {
map.put(inputItem.getName(), inputItem.getDefaultValue());
}
return map;
}
}