Java tutorial
/* * This program is part of the OpenLMIS logistics management information system platform software. * Copyright 2017 VillageReach * * This program is free software: you can redistribute it and/or modify it under the terms * of the GNU Affero General Public License as published by the Free Software Foundation, either * version 3 of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU Affero General Public License for more details. You should have received a copy of * the GNU Affero General Public License along with this program. If not, see * http://www.gnu.org/licenses. For additional information contact info@OpenLMIS.org. */ package org.openlmis.fulfillment.web.util; import org.openlmis.fulfillment.domain.ProofOfDelivery; import org.openlmis.fulfillment.domain.Shipment; import org.springframework.beans.factory.annotation.Value; import org.springframework.stereotype.Component; import java.util.Collection; import java.util.Collections; import java.util.List; import java.util.stream.Collectors; @Component public class ProofOfDeliveryDtoBuilder { @Value("${service.url}") private String serviceUrl; /** * Create a new list of {@link ProofOfDeliveryDto} based on data * from {@link Shipment}. * * @param pods collection used to create {@link ProofOfDeliveryDto} list (can be {@code null}) * @return new list of {@link ProofOfDeliveryDto}. Empty list if passed argument is {@code null}. */ public List<ProofOfDeliveryDto> build(Collection<ProofOfDelivery> pods) { if (null == pods) { return Collections.emptyList(); } return pods.stream().map(this::export).collect(Collectors.toList()); } /** * Create a new instance of {@link ProofOfDeliveryDto} based on data * from {@link ProofOfDelivery}. * * @param pod instance used to create {@link ProofOfDeliveryDto} (can be {@code null}) * @return new instance of {@link ProofOfDeliveryDto}. {@code null} * if passed argument is {@code null}. */ public ProofOfDeliveryDto build(ProofOfDelivery pod) { if (null == pod) { return null; } return export(pod); } private ProofOfDeliveryDto export(ProofOfDelivery pod) { ProofOfDeliveryDto dto = new ProofOfDeliveryDto(); dto.setServiceUrl(serviceUrl); pod.export(dto); return dto; } }