001
014
015 package com.liferay.portal.tools;
016
017 import com.liferay.portal.image.ImageToolImpl;
018 import com.liferay.portal.kernel.image.ImageBag;
019 import com.liferay.portal.kernel.image.ImageTool;
020 import com.liferay.portal.kernel.util.GetterUtil;
021
022 import java.awt.image.RenderedImage;
023
024 import java.io.File;
025
026 import java.util.Map;
027
028 import javax.imageio.ImageIO;
029
030
033 public class ThumbnailBuilder {
034
035 public static void main(String[] args) throws Exception {
036 Map<String, String> arguments = ArgumentsUtil.parseArguments(args);
037
038 File originalFile = new File(arguments.get("thumbnail.original.file"));
039 File thumbnailFile = new File(
040 arguments.get("thumbnail.thumbnail.file"));
041 int height = GetterUtil.getInteger(arguments.get("thumbnail.height"));
042 int width = GetterUtil.getInteger(arguments.get("thumbnail.width"));
043 boolean overwrite = GetterUtil.getBoolean(
044 arguments.get("thumbnail.overwrite"));
045
046 try {
047 new ThumbnailBuilder(
048 originalFile, thumbnailFile, height, width, overwrite);
049 }
050 catch (Exception e) {
051 ArgumentsUtil.processMainException(arguments, e);
052 }
053 }
054
055 public ThumbnailBuilder(
056 File originalFile, File thumbnailFile, int height, int width,
057 boolean overwrite)
058 throws Exception {
059
060 if (!originalFile.exists()) {
061 return;
062 }
063
064 if (!overwrite) {
065 if (thumbnailFile.lastModified() >
066 originalFile.lastModified()) {
067
068 return;
069 }
070 }
071
072 ImageBag imageBag = _imageToolUtil.read(originalFile);
073
074 RenderedImage renderedImage = _imageToolUtil.scale(
075 imageBag.getRenderedImage(), height, width);
076
077 ImageIO.write(renderedImage, imageBag.getType(), thumbnailFile);
078 }
079
080 private static final ImageTool _imageToolUtil = ImageToolImpl.getInstance();
081
082 }