001/*
002 * (C) Copyright 2007-2015 Nuxeo SAS (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl-2.1.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     Anahide Tchertchian
016 *     Florent Guillaume
017 */
018package org.nuxeo.ecm.platform.ui.web.component.file;
019
020/**
021 * Available choice when uploading a file.
022 */
023public class InputFileChoice {
024
025    /**
026     * No file exists currently and no new one is added.
027     */
028    public static final String NONE = "none";
029
030    /**
031     * A file exists and is kept.
032     */
033    public static final String KEEP = "keep";
034
035    /**
036     * A file has been uploaded but there was a validation error in another field.
037     */
038    public static final String KEEP_TEMP = "tempKeep";
039
040    /**
041     * A file has been uploaded.
042     * <p>
043     * Also used as a prefix for all custom upload modes.
044     */
045    public static final String UPLOAD = "upload";
046
047    /**
048     * A file exists and should be deleted.
049     */
050    public static final String DELETE = "delete";
051
052    private InputFileChoice() {
053        // utility class
054    }
055
056    public static boolean isKeepOrKeepTemp(String choice) {
057        return KEEP_TEMP.equals(choice) || KEEP.equals(choice);
058    }
059
060    public static boolean isUploadOrKeepTemp(String choice) {
061        return KEEP_TEMP.equals(choice) || isUpload(choice);
062    }
063
064    public static boolean isUpload(String choice) {
065        return UPLOAD.equals(choice) || choice.startsWith(UPLOAD);
066    }
067
068}