public static String getImageDim(final String path, final String suffix) {
int width = 0;
int height = 0;
// Dimension result = null;
Iterator<ImageReader> iter = ImageIO.getImageReadersBySuffix(suffix);
if (iter.hasNext()) {
ImageReader reader = iter.next();
try {
ImageInputStream stream = new FileImageInputStream(new File(path));
reader.setInput(stream);
width = reader.getWidth(reader.getMinIndex());
height = reader.getHeight(reader.getMinIndex());
// result = new Dimension(width, height);
} catch (IOException e) {
} finally {
reader.dispose();
}
} else {
}
return "" + width + "::" + height;
}
/**
* Load image data for file and put user data attributes into file.
*
* @param file File
* @return true if file image is loaded.
* @throws java.io.IOException if image can not be loaded
*/
private static boolean refresh(@NotNull VirtualFile file) throws IOException {
Long loadedTimeStamp = file.getUserData(TIMESTAMP_KEY);
SoftReference<BufferedImage> imageRef = file.getUserData(BUFFERED_IMAGE_REF_KEY);
if (loadedTimeStamp == null
|| loadedTimeStamp.longValue() != file.getTimeStamp()
|| SoftReference.dereference(imageRef) == null) {
try {
final byte[] content = file.contentsToByteArray();
if (ICO_FORMAT.equalsIgnoreCase(file.getExtension())) {
try {
final BufferedImage image =
ICO_IMAGE_PARSER.getBufferedImage(new ByteSourceArray(content), null);
file.putUserData(FORMAT_KEY, ICO_FORMAT);
file.putUserData(BUFFERED_IMAGE_REF_KEY, new SoftReference<>(image));
return true;
} catch (ImageReadException ignore) {
}
}
InputStream inputStream = new ByteArrayInputStream(content, 0, content.length);
ImageInputStream imageInputStream = ImageIO.createImageInputStream(inputStream);
try {
Iterator<ImageReader> imageReaders = ImageIO.getImageReaders(imageInputStream);
if (imageReaders.hasNext()) {
ImageReader imageReader = imageReaders.next();
try {
file.putUserData(FORMAT_KEY, imageReader.getFormatName());
ImageReadParam param = imageReader.getDefaultReadParam();
imageReader.setInput(imageInputStream, true, true);
int minIndex = imageReader.getMinIndex();
BufferedImage image = imageReader.read(minIndex, param);
file.putUserData(BUFFERED_IMAGE_REF_KEY, new SoftReference<>(image));
return true;
} finally {
imageReader.dispose();
}
}
} finally {
imageInputStream.close();
}
} finally {
// We perform loading no more needed
file.putUserData(TIMESTAMP_KEY, file.getTimeStamp());
}
}
return false;
}
