Java tutorial
/** * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library 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 Lesser General Public License for more * details. */ package com.liferay.portal.kernel.exception; /** * @author Brian Wing Shun Chan * @author Isaac Obrist */ public class RequiredGroupException extends PortalException { public static class MustNotDeleteCurrentGroup extends RequiredGroupException { public MustNotDeleteCurrentGroup(long groupId) { super(String.format("Site %s cannot be deleted because it is currently being " + "accessed", groupId)); this.groupId = groupId; } public long groupId; } public static class MustNotDeleteGroupThatHasChild extends RequiredGroupException { public MustNotDeleteGroupThatHasChild(long groupId) { super(String.format("Site %s cannot be deleted because it has child sites", groupId)); this.groupId = groupId; } public long groupId; } public static class MustNotDeleteSystemGroup extends RequiredGroupException { public MustNotDeleteSystemGroup(long groupId) { super(String.format("Site %s cannot be deleted because it is a system " + "required site", groupId)); this.groupId = groupId; } public long groupId; } private RequiredGroupException(String message) { super(message); } }