public class CargoShip extends Ship {

public static final String TYPE = "cship";
private double cargoValue, cargoVolume, cargoWeight;

public CargoShip() {
}

/**
* constructor
*
* @param scanner input stream
*/
public CargoShip(Scanner scanner) {
   super(scanner);
   cargoWeight = scanner.nextDouble();
   cargoVolume = scanner.nextDouble();
   cargoValue = scanner.nextDouble();
}

/**
* getter
*
* @return cargoValue
*/
public double getCargoValue() {
   return cargoValue;
}

/**
* getter
*
* @return cargoVolume
*/
public double getCargoVolume() {
   return cargoVolume;
}

/**
* getter
*
* @return cargoWeight
*/
public double getCargoWeight() {
   return cargoWeight;
}

/**
* turn object to string
*
* @return a string
*/
@Override
public String toString() {
   return "cship " + super.toString()
            + " " + cargoWeight + " " + cargoVolume
            + " " + cargoValue;
}

/**
* search for a text in this object string and its children
*
* @param text
* @param result
*/
@Override
public void search(String text, ArrayList<String> result) {
   String s = this.toString();
   if (s.toLowerCase().contains(text)) {
         result.add(s);
   }
   // search its job
   super.search(text, result);
}

public void search(String text, ArrayList<String> result, Thing type) {
   if (this.getClass() == type.getClass()) {
         String s = this.toString();
         if (s.toLowerCase().contains(text)) {
            result.add(s);
         }
   }
   // search it jobs
   super.search(text, result, type);
}
}

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