public static ImageReader getImageReader(ImageWriter writer) {
if (writer == null) {
// imageio.96=Writer cannot be null
throw new IllegalArgumentException(Messages.getString("imageio.96")); //$NON-NLS-1$
}
ImageWriterSpi writerSpi = writer.getOriginatingProvider();
if (writerSpi.getImageReaderSpiNames() == null) {
return null;
}
String readerSpiName = writerSpi.getImageReaderSpiNames()[0];
Iterator<ImageReaderSpi> readerSpis;
readerSpis = registry.getServiceProviders(ImageReaderSpi.class, true);
try {