2 * Copyright (C) 2020 Free Software Foundation
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU Affero General Public License as
6 * published by the Free Software Foundation, either version 3 of the
7 * License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU Affero General Public License for more details.
14 * You should have received a copy of the GNU Affero General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 package org.mxchange.jfinancials.beans.product_category.list;
19 import java.io.Serializable;
20 import org.mxchange.jproduct.exceptions.category.CategoryNotFoundException;
21 import org.mxchange.jproduct.model.category.Category;
24 * An interface of category list backing beans
26 * @author Roland Häder<roland@mxchange.org>
28 public interface FinancialsCategoryListWebViewController extends Serializable {
31 * Returns a category instance (entity) for given primary key. If not found,
32 * a proper exception is thrown.
34 * @param categoryId Category id (primary key)
36 * @return Category entity matching to primary key
38 * @throws CategoryNotFoundException If a category with given primary key
41 Category findCategoryById (final Long categoryId) throws CategoryNotFoundException;
44 * Checks whether given category i18n key has already been used.
46 * @param categoryI18nKey Category i18n key
48 * @return Whether i18n key is already added
51 boolean isCategoryI18nKeyAdded (final String categoryI18nKey);