ShipmentServiceImpl.java

package org.edureka.shipping;

import java.util.HashMap;
import java.util.Map;

public class ShipmentServiceImpl implements IShipment {

    private Map<Integer, Shipment> shipments = new HashMap<>();

    @Override
    public boolean addShipment() {
        Shipment shipment = new Shipment();
        shipment.setResourceId(101);
        shipment.setDeliveryText("Shipment Added");
        shipments.put(shipment.getResourceId(), shipment);
        System.out.println("Shipment added successfully: " + shipment.getResourceId());
        return true;
    }

    @Override
    public boolean deleteShipment() {
        if (shipments.containsKey(101)) {
            shipments.remove(101);
            System.out.println("Shipment deleted successfully: 101");
            return true;
        }
        return false;
    }

    @Override
    public boolean getShipment() {
        if (shipments.containsKey(101)) {
            Shipment shipment = shipments.get(101);
            System.out.println("Shipment found: " + shipment.getDeliveryText());
            return true;
        }
        return false;
    }
}