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Java > Open Source Codes > org > riotfamily > common > image > ImageMagickCropperFactoryBean


1 /* ***** BEGIN LICENSE BLOCK *****
2  * Version: MPL 1.1
3  * The contents of this file are subject to the Mozilla Public License Version
4  * 1.1 (the "License"); you may not use this file except in compliance with
5  * the License. You may obtain a copy of the License at
6  * http://www.mozilla.org/MPL/
7  *
8  * Software distributed under the License is distributed on an "AS IS" basis,
9  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
10  * for the specific language governing rights and limitations under the
11  * License.
12  *
13  * The Original Code is Riot.
14  *
15  * The Initial Developer of the Original Code is
16  * Neteye GmbH.
17  * Portions created by the Initial Developer are Copyright (C) 2006
18  * the Initial Developer. All Rights Reserved.
19  *
20  * Contributor(s):
21  * Felix Gnass [fgnass at neteye dot de]
22  *
23  * ***** END LICENSE BLOCK ***** */
24 package org.riotfamily.common.image;
25
26 import java.io.IOException JavaDoc;
27
28 import org.apache.commons.logging.Log;
29 import org.apache.commons.logging.LogFactory;
30 import org.riotfamily.common.io.CommandUtils;
31 import org.riotfamily.common.util.FormatUtils;
32 import org.springframework.beans.factory.config.AbstractFactoryBean;
33
34 /**
35  * @author Felix Gnass [fgnass at neteye dot de]
36  *
37  */
38 public class ImageMagickCropperFactoryBean extends AbstractFactoryBean {
39
40     private static Log log = LogFactory.getLog(ImageMagickCropperFactoryBean.class);
41
42     private String JavaDoc convertCommand = "convert";
43
44     public void setConvertCommand(String JavaDoc convertCommand) {
45         this.convertCommand = convertCommand;
46     }
47
48     protected Object JavaDoc createInstance() throws Exception JavaDoc {
49         try {
50             log.info("Looking for ImageMagick binary: " + convertCommand);
51             String JavaDoc version = CommandUtils.exec(convertCommand, "-version");
52             log.info(version);
53             ImageMagickCropper cropper = new ImageMagickCropper();
54             int majorVersion = FormatUtils.extractInt(version, "ImageMagick ([0-9])");
55             log.info("Major version: " + majorVersion);
56             if (majorVersion < 6) {
57                 cropper.setRepage(false);
58             }
59             cropper.setConvertCommand(convertCommand);
60             return cropper;
61         }
62         catch (IOException JavaDoc e) {
63             log.warn("ImageMagick not found - cropping disabled.");
64         }
65         return null;
66     }
67
68     public Class JavaDoc getObjectType() {
69         return ImageMagickCropper.class;
70     }
71
72 }
73
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