| /* |
| * Copyright 2011 Marc Grue. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| * implied. |
| * |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.qi4j.sample.dcicargo.sample_b.data.structure.voyage; |
| |
| import java.text.SimpleDateFormat; |
| import org.qi4j.api.mixin.Mixins; |
| import org.qi4j.api.property.Property; |
| import org.qi4j.sample.dcicargo.sample_b.data.structure.location.Location; |
| |
| /** |
| * Voyage |
| * |
| * A voyage is a ship, train, flight etc carrying a cargo from one location |
| * to another. A {@link Schedule} describes the route it takes. |
| * |
| * A cargo can be loaded onto part of, or the whole voyage. |
| * |
| * All properties are mandatory and immutable. |
| */ |
| @Mixins( Voyage.Mixin.class ) |
| public interface Voyage |
| { |
| Property<VoyageNumber> voyageNumber(); |
| |
| Property<Schedule> schedule(); |
| |
| // Side-effects free and UI agnostic convenience methods |
| CarrierMovement carrierMovementDepartingFrom( Location departure ); |
| |
| String print(); |
| |
| public abstract class Mixin |
| implements Voyage |
| { |
| public CarrierMovement carrierMovementDepartingFrom( Location departure ) |
| { |
| for( CarrierMovement carrierMovement : schedule().get().carrierMovements().get() ) |
| { |
| if( carrierMovement.departureLocation().get().equals( departure ) ) |
| { |
| return carrierMovement; |
| } |
| } |
| |
| return null; |
| } |
| |
| public String print() |
| { |
| StringBuilder sb = new StringBuilder( "\nVOYAGE " ) |
| .append( voyageNumber().get().number().get() ) |
| .append( " -----------------------------------------------------" ); |
| |
| for( int i = 0; i < schedule().get().carrierMovements().get().size(); i++ ) |
| { |
| printLeg( i, sb, schedule().get().carrierMovements().get().get( i ) ); |
| } |
| |
| return sb.append( "\n---------------------------------------------------------------\n" ).toString(); |
| } |
| |
| private void printLeg( int i, StringBuilder sb, CarrierMovement carrierMovement ) |
| { |
| sb.append( "\n (Leg " ).append( i ).append( ")" ); |
| sb.append( " Departure " ); |
| sb.append( new SimpleDateFormat( "yyyy-MM-dd" ).format( carrierMovement.departureTime().get() ) ); |
| sb.append( " " ).append( carrierMovement.departureLocation().get() ); |
| sb.append( " Arrival " ); |
| sb.append( new SimpleDateFormat( "yyyy-MM-dd" ).format( carrierMovement.arrivalTime().get() ) ); |
| sb.append( " " ).append( carrierMovement.arrivalLocation().get() ); |
| } |
| } |
| } |