1 /**
2 * This file Copyright (c) 2015 Magnolia International
3 * Ltd. (http://www.magnolia-cms.com). All rights reserved.
4 *
5 *
6 * This file is dual-licensed under both the Magnolia
7 * Network Agreement and the GNU General Public License.
8 * You may elect to use one or the other of these licenses.
9 *
10 * This file is distributed in the hope that it will be
11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12 * implied warranty of MERCHANTABILITY or FITNESS FOR A
13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14 * Redistribution, except as permitted by whichever of the GPL
15 * or MNA you select, is prohibited.
16 *
17 * 1. For the GPL license (GPL), you can redistribute and/or
18 * modify this file under the terms of the GNU General
19 * Public License, Version 3, as published by the Free Software
20 * Foundation. You should have received a copy of the GNU
21 * General Public License, Version 3 along with this program;
22 * if not, write to the Free Software Foundation, Inc., 51
23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24 *
25 * 2. For the Magnolia Network Agreement (MNA), this file
26 * and the accompanying materials are made available under the
27 * terms of the MNA which accompanies this distribution, and
28 * is available at http://www.magnolia-cms.com/mna.html
29 *
30 * Any modifications to this file must keep this entire header
31 * intact.
32 *
33 */
34 package info.magnolia.resources.app.action;
35
36 import info.magnolia.resourceloader.Resource;
37 import info.magnolia.resourceloader.ResourceOrigin;
38 import info.magnolia.resources.app.workbench.ResourcesContainer;
39 import info.magnolia.ui.api.action.AbstractAction;
40 import info.magnolia.ui.api.action.ActionDefinition;
41
42 import com.google.common.base.Joiner;
43 import com.vaadin.data.Item;
44 import com.vaadin.data.Property;
45
46 /**
47 * Abstract class for {@link Resource} related actions.
48 * @param <D> {@link ActionDefinition} type.
49 */
50 public abstract class AbstractResourceAction<D extends ActionDefinition> extends AbstractAction<D> {
51
52 private ResourceOrigin<?> origin;
53
54 protected AbstractResourceAction(D definition, ResourceOrigin<?> origin) {
55 super(definition);
56 this.origin = origin;
57 }
58
59 protected Resource unwrapResource(Item resourceItem) throws IllegalStateException {
60 final Property pathProperty = resourceItem.getItemProperty(ResourcesContainer.RESOURCE_PATH);
61 if (pathProperty == null) {
62 throw new IllegalStateException(String.format("Required [%s] property is missing, available properties are: [%s]", ResourcesContainer.RESOURCE_PATH, Joiner.on(',').join(resourceItem.getItemPropertyIds())));
63 }
64
65 return origin.getByPath((String) pathProperty.getValue());
66 }
67 }