public Rendition getRendition(Asset asset) {
List<Rendition> renditions = asset.getRenditions();
for (Rendition rendition : renditions) {
if (rendition.getName().startsWith("cq5dam.web.")) {
return rendition;
}
}
return asset.getOriginal();
}
public BufferedImage getImage(final Rendition rendition, final Dimension dim) throws IOException {
final Asset asset = rendition.getAsset();
final byte[] picture = (byte[]) extractMetadata(asset).getProperty(META_KEY_THUMBNAIL);
// if we have an embedded image
if (picture != null) {
return new Layer(new ByteArrayInputStream(picture), dim).getImage();
}
// according to the spec, a thumbnail representation of a document should be generated by
// default when the
// file is saved.
log.warn("Failed to retrieve thumbnail for {}", asset.getPath());
return null;
}
public BufferedImage getImage(final Rendition rendition) throws IOException {
ExtractedMetadata metadata = extractMetadata(rendition.getAsset());
String text = (String) metadata.getMetaDataProperty("Content");
if (text != null && text.length() > 0) {
// create text layer
final Layer layer = new Layer(500, 600, Color.WHITE);
layer.setPaint(Color.black);
Font font = new Font("Arial", 12);
String displayText = getDisplayText(text, 600, 12);
layer.drawText(10, 10, 500, 600, displayText, font, Font.ALIGN_LEFT, 0, 0);
layer.crop(new Rectangle(510, 600));
return layer.getImage();
} else {
return null;
}
}
