2 * Copyright (C) 2016, 2017 Roland Häder
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.converter.product_category;
19 import javax.enterprise.inject.spi.CDI;
20 import javax.faces.component.UIComponent;
21 import javax.faces.context.FacesContext;
22 import javax.faces.convert.Converter;
23 import javax.faces.convert.ConverterException;
24 import javax.faces.convert.FacesConverter;
25 import org.mxchange.jfinancials.beans.product_category.FinancialCategoryWebRequestBean;
26 import org.mxchange.jfinancials.beans.product_category.FinancialCategoryWebRequestController;
27 import org.mxchange.jproduct.exceptions.category.CategoryNotFoundException;
28 import org.mxchange.jproduct.model.category.Category;
31 * Converter for category id <-> valid category instance
33 * @author Roland Häder<roland@mxchange.org>
35 @FacesConverter ("ProductCategoryConverter")
36 public class FinancialsProductCategoryConverter implements Converter<Category> {
39 * Category backing bean
41 private static FinancialCategoryWebRequestController CATEGORY_CONTROLLER;
44 public Category getAsObject (final FacesContext context, final UIComponent component, final String submittedValue) {
45 // Is the instance there?
46 if (CATEGORY_CONTROLLER == null) {
47 // Get bean from CDI directly
48 CATEGORY_CONTROLLER = CDI.current().select(FinancialCategoryWebRequestBean.class).get();
51 // Is the value null or empty?
52 if ((null == submittedValue) || (submittedValue.trim().isEmpty())) {
54 // @TODO Not working with JNDI (no remote interface) this.loggerBeanLocal.logWarning(MessageFormat.format("{0}.getAsObject(): submittedValue is null or empty - EXIT!", this.getClass().getSimpleName())); //NOI18N
61 Category category = null;
64 // Try to parse the value as long
65 final Long categoryId = Long.valueOf(submittedValue);
67 // Try to get user instance from it
68 category = CATEGORY_CONTROLLER.findCategoryById(categoryId);
69 } catch (final NumberFormatException ex) {
71 throw new ConverterException(ex);
72 } catch (final CategoryNotFoundException ex) {
74 // @TODO Not working with JNDI (no remote interface) this.loggerBeanLocal.logDebug(MessageFormat.format("getAsObject: Exception: {0} - Returning null ...", ex)); //NOI18N
82 public String getAsString (final FacesContext context, final UIComponent component, final Category value) {
83 // Is the object null?
84 if ((null == value) || (String.valueOf(value).isEmpty())) {
90 return String.valueOf(value.getCategoryId());