Java tutorial
package nc.noumea.mairie.appock.services.impl; /*- * #%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.File; import java.io.IOException; import org.apache.commons.io.FileUtils; import org.springframework.context.annotation.Scope; import org.springframework.context.annotation.ScopedProxyMode; import org.springframework.stereotype.Service; import org.zkoss.zul.Filedownload; import nc.noumea.mairie.appock.services.DownloadService; /** * Service de tlchargement de fichier. */ @Service("downloadService") @Scope(value = "singleton", proxyMode = ScopedProxyMode.TARGET_CLASS) public class DownloadServiceImpl implements DownloadService { @Override public void downloadToUser(File fichier, String nomFichier) throws IOException { Filedownload.save(FileUtils.readFileToByteArray(fichier), null, nomFichier); } }