1
22
23 package com.liferay.portal.tools;
24
25 import com.liferay.portal.image.ImageProcessorImpl;
26 import com.liferay.portal.kernel.image.ImageBag;
27 import com.liferay.portal.kernel.image.ImageProcessor;
28 import com.liferay.portal.kernel.util.GetterUtil;
29
30 import java.awt.image.RenderedImage;
31
32 import java.io.File;
33
34 import javax.imageio.ImageIO;
35
36
42 public class ThumbnailBuilder {
43
44 public static void main(String[] args) {
45 File originalFile = new File(
46 System.getProperty("thumbnail.original.file"));
47 File thumbnailFile = new File(
48 System.getProperty("thumbnail.thumbnail.file"));
49 int height = GetterUtil.getInteger(
50 System.getProperty("thumbnail.height"));
51 int width = GetterUtil.getInteger(
52 System.getProperty("thumbnail.width"));
53 boolean overwrite = GetterUtil.getBoolean(
54 System.getProperty("thumbnail.overwrite"));
55
56 new ThumbnailBuilder(
57 originalFile, thumbnailFile, height, width, overwrite);
58 }
59
60 public ThumbnailBuilder(
61 File originalFile, File thumbnailFile, int height, int width,
62 boolean overwrite) {
63
64 try {
65 if (!originalFile.exists()) {
66 return;
67 }
68
69 if (!overwrite) {
70 if (thumbnailFile.lastModified() >
71 originalFile.lastModified()) {
72
73 return;
74 }
75 }
76
77 ImageProcessor imageProcessor = new ImageProcessorImpl();
78
79 ImageBag imageBag = imageProcessor.read(originalFile);
80
81 RenderedImage thumbnail = imageProcessor.scale(
82 imageBag.getRenderedImage(), height, width);
83
84 ImageIO.write(thumbnail, imageBag.getType(), thumbnailFile);
85 }
86 catch (Exception e) {
87 e.printStackTrace();
88 }
89 }
90
91 }