package com.cedarsoft.sample; /** * Copyright (C) cedarsoft GmbH. * * Licensed under the GNU General Public License version 3 (the "License") * with Classpath Exception; you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.cedarsoft.org/gpl3ce * (GPL 3 with Classpath Exception) * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 3 only, as * published by the Free Software Foundation. cedarsoft GmbH designates this * particular file as subject to the "Classpath" exception as provided * by cedarsoft GmbH in the LICENSE file that accompanied this code. * * This code 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 General Public License * version 3 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 3 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact cedarsoft GmbH, 72810 Gomaringen, Germany, * or visit www.cedarsoft.com if you need additional information or * have any questions. */ import java.util.ArrayList; import java.util.Collection; import java.util.Collections; import java.util.List; /** * Represents a car */ public class Car { private final Model model; private final Money basePrice; private final List<Extra> extras = new ArrayList<Extra>(); public Car( Model model, Money basePrice ) { this( model, basePrice, null ); } public Car( Model model, Money basePrice, Collection<? extends Extra> extras ) { this.model = model; this.basePrice = basePrice; if ( extras != null ) { this.extras.addAll( extras ); } } public Money getBasePrice() { return basePrice; } public void addExtra( Extra extra ) { this.extras.add( extra ); } public List<? extends Extra> getExtras() { return Collections.unmodifiableList( extras ); } public Model getModel() { return model; } @Override public boolean equals( Object o ) { if ( this == o ) return true; if ( !( o instanceof Car ) ) return false; Car car = ( Car ) o; if ( basePrice != null ? !basePrice.equals( car.basePrice ) : car.basePrice != null ) return false; if ( extras != null ? !extras.equals( car.extras ) : car.extras != null ) return false; if ( model != null ? !model.equals( car.model ) : car.model != null ) return false; return true; } @Override public int hashCode() { int result = model != null ? model.hashCode() : 0; result = 31 * result + ( basePrice != null ? basePrice.hashCode() : 0 ); result = 31 * result + ( extras != null ? extras.hashCode() : 0 ); return result; } }