Magnolia Imaging Module 3.4.2-SUPPORT-10161
File AbstractURLImageLoader.java
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Classes
| Class | Line # | Actions | |||||
|---|---|---|---|---|---|---|---|
| AbstractURLImageLoader | 50 | 7 | 0% | 4 | 1 |
Contributing tests
This file is covered by 12 tests.
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| 1 | /** | |
| 2 | * This file Copyright (c) 2009-2018 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.imaging.operations.load; | |
| 35 | ||
| 36 | import info.magnolia.imaging.ImagingException; | |
| 37 | import info.magnolia.imaging.ParameterProvider; | |
| 38 | ||
| 39 | import java.awt.Color; | |
| 40 | import java.awt.image.BufferedImage; | |
| 41 | import java.io.IOException; | |
| 42 | import java.io.InputStream; | |
| 43 | import java.net.URL; | |
| 44 | ||
| 45 | /** | |
| 46 | * Loads images from a URL. | |
| 47 | * | |
| 48 | * @param <P> type of ParameterProvider | |
| 49 | */ | |
| 50 | public abstract class AbstractURLImageLoader<P extends ParameterProvider<?>> extends AbstractLoader<P> { | |
| 51 | 4 |  protected AbstractURLImageLoader() { |
| 52 | 4 | super(); |
| 53 | } | |
| 54 | ||
| 55 | 8 | protected AbstractURLImageLoader(Color backgroundColor) { |
| 56 | 8 | super(backgroundColor); |
| 57 | } | |
| 58 | ||
| 59 | 19 | @Override |
| 60 | protected BufferedImage loadSource(P filterParams) throws ImagingException { | |
| 61 | 19 | final URL url = getAndValidateUrl(filterParams); |
| 62 | 19 | try { |
| 63 | 19 | final InputStream inputStream = url.openStream(); |
| 64 | 19 | return doReadAndClose(inputStream); |
| 65 | } catch (IOException e) { | |
| 66 | 0 | throw new ImagingException("Can't load image from " + url + ": " + e.getMessage(), e); |
| 67 | } | |
| 68 | } | |
| 69 | ||
| 70 | /** | |
| 71 | * @throws ImagingException where the message should be the invalid URL. | |
| 72 | */ | |
| 73 | protected abstract URL getAndValidateUrl(P filterParams) throws ImagingException; | |
| 74 | } |