Java tutorial
/* * Copyright (c) 2002-2011, Mairie de Paris * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright notice * and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice * and the following disclaimer in the documentation and/or other materials * provided with the distribution. * * 3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * * License 1.0 */ package fr.paris.lutece.plugins.plu.web; import fr.paris.lutece.plugins.plu.business.plu.Plu; import fr.paris.lutece.plugins.plu.business.plu.PluServices; import fr.paris.lutece.portal.service.i18n.I18nService; import fr.paris.lutece.portal.service.plugin.Plugin; import fr.paris.lutece.portal.service.template.AppTemplateService; import fr.paris.lutece.portal.web.xpages.XPage; import fr.paris.lutece.portal.web.xpages.XPageApplication; import fr.paris.lutece.util.html.HtmlTemplate; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.http.HttpServletRequest; import org.apache.commons.lang.StringUtils; /** * PluApp */ public class PluApp implements XPageApplication { /** Parameters */ private static final String PARAMETER_DATE_APPLICATION_DEBUT = "dateApplicationDebut"; private static final String PARAMETER_DATE_APPLICATION_FIN = "dateApplicationFin"; private static final String PARAMETER_SEARCH = "search"; private static final String PARAMETER_ERRORS = "errors"; private static final String PARAMETER_LIST_PLU = "listPlu"; /** Properties */ private static final String PROPERTY_PAGE_TITLE = "plu.search.title"; private static final String PROPERTY_PAGE_PATH = "plu.search.title"; private static final String PROPERTY_ERROR_DATE_FORMAT = "plu.error.date.format"; private static final String PROPERTY_ERROR_DATE_NO_RESULT = "plu.error.date.no_result"; /** Templates */ private static final String TEMPLATE_XPAGE_PLU_SEARCH = "skin/plugins/plu/plu_search.html"; /** * renvoie la page. * @param request le requte http * @param nMode le mode * @param plugin le Plugin actif * @return la page */ public XPage getPage(HttpServletRequest request, int nMode, Plugin plugin) { XPage page = new XPage(); page.setTitle(I18nService.getLocalizedString(PROPERTY_PAGE_TITLE, I18nService.getDefaultLocale())); page.setPathLabel(I18nService.getLocalizedString(PROPERTY_PAGE_PATH, I18nService.getDefaultLocale())); if (request.getParameter(PARAMETER_SEARCH) != null) { page.setContent(doPluSearch(request)); } else { page.setContent(getPluSearch(request)); } return page; } /** * @param request the request * @return the search */ private String getPluSearch(HttpServletRequest request) { HtmlTemplate template = AppTemplateService.getTemplate(TEMPLATE_XPAGE_PLU_SEARCH); return template.getHtml(); } /** * @param request the request * @return the search */ private String doPluSearch(HttpServletRequest request) { Map<String, Object> model = new HashMap<String, Object>(); String sDateDebut = request.getParameter(PARAMETER_DATE_APPLICATION_DEBUT); String sDateFin = request.getParameter(PARAMETER_DATE_APPLICATION_FIN); model.put(PARAMETER_DATE_APPLICATION_DEBUT, sDateDebut); model.put(PARAMETER_DATE_APPLICATION_FIN, sDateFin); List<String> errors = new ArrayList<String>(); if (StringUtils.isEmpty(sDateDebut)) { sDateDebut = "01/01/1900"; } if (StringUtils.isEmpty(sDateFin)) { sDateFin = "01/01/2100"; } Date dateDebut = null; Date dateFin = null; try { SimpleDateFormat formatter = new SimpleDateFormat("dd/MM/yyyy"); dateDebut = formatter.parse(sDateDebut); dateFin = formatter.parse(sDateFin); } catch (ParseException e) { errors.add(I18nService.getLocalizedString(PROPERTY_ERROR_DATE_FORMAT, I18nService.getDefaultLocale())); } List<Plu> listPlu = new ArrayList<Plu>(); //If no errors, get plu list if (errors.isEmpty()) { listPlu = PluServices.getInstance().findWithFilters(dateDebut, dateFin); //If research return an empty list, add error message in the model if (listPlu.isEmpty()) { String[] argsDates = { sDateDebut, sDateFin }; errors.add(I18nService.getLocalizedString(PROPERTY_ERROR_DATE_NO_RESULT, argsDates, I18nService.getDefaultLocale())); } } model.put(PARAMETER_LIST_PLU, listPlu); model.put(PARAMETER_ERRORS, errors); HtmlTemplate template = AppTemplateService.getTemplate(TEMPLATE_XPAGE_PLU_SEARCH, request.getLocale(), model); return template.getHtml(); } }