/* * JBoss, Home of Professional Open Source * Copyright 2013, Red Hat, Inc. and individual contributors * by the @authors tag. See the copyright.txt in the distribution for a * full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package org.richfaces.photoalbum.model; //import org.jboss.errai.common.client.api.annotations.Portable; /** * <p> * The {@link MediaType} describes the types of media this application can handle and render. * * <p> * The media type is a <em>closed set</em> - as each different type of media requires support coded into the view layers, it * cannot be expanded upon without rebuilding the application. It is therefore represented by an enumeration. When used, you * should instruct JPA to store the enum value using it's String representation, so that we can later reorder the enum members, * without changing the data. Of course, this does mean we can't change the names of media items once the app is put into * production. To do this add <code>@Enumerated(STRING)</code> to the field declaration. * </p> * * <p> * The {@link MediaType} also describes whether this type of media can be cached locally, and used when there is no internet * connection. For example images and or an mpeg video file can be cached, whilst a video streamed across the internet cannot. * </p> * * @author Pete Muir * */ //@Portable public enum MediaType { /** * The types of media the application can currently handle. Right now, it can only handle images. We plan to add support for * streamed videos in the next development round. */ IMAGE("Image", true); /** * A human readable description of the media type. */ private final String description; /** * A boolean flag indicating whether the media type can be cached. */ private final boolean cacheable; /* Boilerplate constructor and getters */ private MediaType(String description, boolean cacheable) { this.description = description; this.cacheable = cacheable; } public String getDescription() { return description; } public boolean isCacheable() { return cacheable; } }