Magnolia Resources App Module 2.4.2
File IsJcrOnlyResourceRule.java
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| IsJcrOnlyResourceRule | 55 | 9 | 0% | 4 | 0 |
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This file is covered by 4 tests.
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| 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.availability; | |
| 35 | ||
| 36 | import info.magnolia.resourceloader.Resource; | |
| 37 | import info.magnolia.resourceloader.ResourceOrigin; | |
| 38 | import info.magnolia.resourceloader.jcr.JcrResource; | |
| 39 | import info.magnolia.resourceloader.jcr.JcrResourceOrigin; | |
| 40 | import info.magnolia.resourceloader.layered.LayeredResource; | |
| 41 | ||
| 42 | import java.util.List; | |
| 43 | ||
| 44 | import javax.inject.Inject; | |
| 45 | ||
| 46 | /** | |
| 47 | * IsJcrOnlyResourceRule evaluates whether a {@link Resource resource} is represented exclusively in JCR resource origin. | |
| 48 | * | |
| 49 | * <p> | |
| 50 | * The evaluation result can be inverted by setting the {@link IsJcrOnlyResourceRuleDefinition#isNegateResult} property. | |
| 51 | * </p> | |
| 52 | * | |
| 53 | * @see IsJcrOnlyResourceRuleDefinition | |
| 54 | */ | |
| 55 | public class IsJcrOnlyResourceRule extends AbstractResourceAvailabilityRule { | |
| 56 | ||
| 57 | private final IsJcrOnlyResourceRuleDefinition definition; | |
| 58 | ||
| 59 | 5 |  @Inject |
| 60 | public IsJcrOnlyResourceRule(ResourceOrigin origin, IsJcrOnlyResourceRuleDefinition definition) { | |
| 61 | 5 | super(origin); |
| 62 | 5 | this.definition = definition; |
| 63 | } | |
| 64 | ||
| 65 | 6 | @Override |
| 66 | protected boolean isAvailableFor(Resource resource) { | |
| 67 | 6 | boolean isJcrOnlyResource; |
| 68 | 6 | if (!(resource instanceof LayeredResource)) { |
| 69 | 2 | isJcrOnlyResource = resource.getOrigin() instanceof JcrResourceOrigin; |
| 70 | } else { | |
| 71 | 4 | final LayeredResource layeredResource = (LayeredResource) resource; |
| 72 | 4 | final List<Resource> layers = layeredResource.getLayers(); |
| 73 | 4 | isJcrOnlyResource = layers.size() == 1 && layeredResource.getFirst() instanceof JcrResource; |
| 74 | } | |
| 75 | ||
| 76 | 6 | return definition.isNegateResult() ? !isJcrOnlyResource : isJcrOnlyResource; |
| 77 | } | |
| 78 | } |