2 * Copyright (C) 2017 - 2022 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.validator.generic_product;
19 import java.text.MessageFormat;
20 import javax.enterprise.inject.spi.CDI;
21 import javax.faces.application.FacesMessage;
22 import javax.faces.component.UIComponent;
23 import javax.faces.context.FacesContext;
24 import javax.faces.validator.FacesValidator;
25 import javax.faces.validator.ValidatorException;
26 import org.mxchange.jcoreee.validator.string.BaseStringValidator;
27 import org.mxchange.jfinancials.beans.generic_product.list.FinancialsProductListWebViewBean;
28 import org.mxchange.jfinancials.beans.generic_product.list.FinancialsProductListWebViewController;
31 * A validator for generic products, will fail when product i18n key is already
34 * @author Roland Häder<roland@mxchange.org>
36 @FacesValidator (value = "GenericProductValidator")
37 public class FinancialsGenericProductValidator extends BaseStringValidator {
40 * Backing bean for product categories
42 private static FinancialsProductListWebViewController PRODUCT_LIST_CONTROLLER;
47 private static final long serialVersionUID = 1_086_256_763_716_450L;
50 public void validate (final FacesContext context, final UIComponent component, final Object productI18nKey) throws ValidatorException {
52 final String[] requiredFields = {"productI18nKey"}; //NOI18N
55 super.preValidate(context, component, productI18nKey, requiredFields, Boolean.FALSE);
57 // Is the instance there?
58 if (null == PRODUCT_LIST_CONTROLLER) {
59 // Then get it from CDI
60 PRODUCT_LIST_CONTROLLER = CDI.current().select(FinancialsProductListWebViewBean.class).get();
63 // Don't allow duplicates by default
64 Boolean allowDuplicates = Boolean.FALSE;
66 // Is attribute "allowEmptyRequiredData" set?
67 if (component.getAttributes().containsKey("allowDuplicates")) { //NOI18N
69 final Object attribute = component.getAttributes().get("allowDuplicates"); //NOI18N
71 // Make sure, it is Boolean as no String is accepted anymore
72 if (!(attribute instanceof String)) {
73 // Not valid attribute, please use "true" or "false" (default)
74 throw new IllegalArgumentException("allowDuplicates must be of type String. Please use \"true\" or \"false\" for f:attribute value."); //NOI18N
78 allowDuplicates = Boolean.parseBoolean((String) attribute);
81 // Check, if the name has already been used
82 if (!allowDuplicates && PRODUCT_LIST_CONTROLLER.isProductI18nKeyAdded((String) productI18nKey)) {
84 final String message = MessageFormat.format("I18n key {0} is already used. Please type an other.", productI18nKey);
87 throw new ValidatorException(new FacesMessage(FacesMessage.SEVERITY_WARN, message, message));