private void _generateImagesPB(
FileVersion fileVersion,
PDPage pdPage,
int dpi,
int height,
int width,
boolean thumbnail,
int index)
throws Exception {
// Generate images
RenderedImage renderedImage =
pdPage.convertToImage(BufferedImage.TYPE_INT_RGB, PropsValues.DL_FILE_ENTRY_THUMBNAIL_DPI);
if (height != 0) {
renderedImage = ImageProcessorUtil.scale(renderedImage, width, height);
} else {
renderedImage = ImageProcessorUtil.scale(renderedImage, width);
}
// Store images
String tempFileId =
DLUtil.getTempFileId(fileVersion.getFileEntryId(), fileVersion.getVersion());
File thumbnailTempFile = null;
try {
if (thumbnail) {
thumbnailTempFile = getThumbnailTempFile(tempFileId);
thumbnailTempFile.createNewFile();
ImageIO.write(renderedImage, THUMBNAIL_TYPE, new FileOutputStream(thumbnailTempFile));
addFileToStore(
fileVersion.getCompanyId(), THUMBNAIL_PATH,
getThumbnailFilePath(fileVersion), thumbnailTempFile);
} else {
thumbnailTempFile = getPreviewTempFile(tempFileId, index);
thumbnailTempFile.createNewFile();
ImageIO.write(renderedImage, PREVIEW_TYPE, new FileOutputStream(thumbnailTempFile));
addFileToStore(
fileVersion.getCompanyId(), PREVIEW_PATH,
getPreviewFilePath(fileVersion, index), thumbnailTempFile);
}
} finally {
FileUtil.delete(thumbnailTempFile);
}
}
protected Image getImage(InputStream is, byte[] bytes) throws PortalException, SystemException {
try {
if (is != null) {
bytes = FileUtil.getBytes(is);
}
ImageBag imageBag = ImageProcessorUtil.read(bytes);
RenderedImage renderedImage = imageBag.getRenderedImage();
String type = imageBag.getType();
if (renderedImage == null) {
throw new ImageTypeException();
}
int height = renderedImage.getHeight();
int width = renderedImage.getWidth();
int size = bytes.length;
Image image = new ImageImpl();
image.setTextObj(bytes);
image.setType(type);
image.setHeight(height);
image.setWidth(width);
image.setSize(size);
return image;
} catch (IOException ioe) {
throw new SystemException(ioe);
} finally {
if (is != null) {
try {
is.close();
} catch (IOException ioe) {
if (_log.isWarnEnabled()) {
_log.warn(ioe);
}
}
}
}
}