Java tutorial
package nc.noumea.mairie.appock.viewmodel; /*- * #%L * Logiciel de Gestion des approvisionnements et des stocks des fournitures administratives de la Mairie de Nouma * %% * Copyright (C) 2017 Mairie de Nouma, Nouvelle-Caldonie * %% * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * This program 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 for more details. * * You should have received a copy of the GNU General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/gpl-3.0.html>. * #L% */ import java.io.Serializable; import java.util.List; import org.apache.commons.collections4.CollectionUtils; import org.zkoss.bind.annotation.*; import org.zkoss.zk.ui.Component; import org.zkoss.zk.ui.select.annotation.VariableResolver; import org.zkoss.zk.ui.select.annotation.WireVariable; import org.zkoss.zkplus.spring.DelegatingVariableResolver; import nc.noumea.mairie.appock.core.viewmodel.AbstractCreateViewModel; import nc.noumea.mairie.appock.entity.Catalogue; import nc.noumea.mairie.appock.entity.Marche; import nc.noumea.mairie.appock.enums.EtatCatalogue; import nc.noumea.mairie.appock.repositories.CatalogueRepository; import nc.noumea.mairie.appock.repositories.MarcheRepository; @VariableResolver(DelegatingVariableResolver.class) public class CreateCatalogueViewModel extends AbstractCreateViewModel<Catalogue> implements Serializable { private static final long serialVersionUID = 1L; @WireVariable CatalogueRepository catalogueRepository; @WireVariable MarcheRepository marcheRepository; @Override @AfterCompose public void afterCompose(@ContextParam(ContextType.VIEW) Component view) { super.afterCompose(view); } @Override @Init(superclass = true) public void init() throws InstantiationException, IllegalAccessException { entity = createEntity(); if (catalogueRepository.findFirstByEtatCatalogue(EtatCatalogue.ACTIF) != null) { // Il existe dj un catalogue ACTIF entity.setEtatCatalogue(EtatCatalogue.EN_COURS_DE_PREPARATION); } else { entity.setEtatCatalogue(EtatCatalogue.ACTIF); } } /** * Vrifie que le libell est unique puis lance la sauvegarde gnrique */ @Override @Command @NotifyChange({ "entity", "popupVisible" }) public void save() { if (CollectionUtils.isNotEmpty(catalogueRepository.findAllByLibelle(entity.getLibelle()))) { showErrorPopup("Le libell " + entity.getLibelle() + " est dj utilis"); return; } super.save(); } /** * @return la liste des marchs proposs sur cration d'un catalogue */ public List<Marche> getListeMarche() { List<Marche> result = marcheRepository.findAllByOrderByLibelle(); result.add(0, null); return result; } }