try (BufferedReader r = new BufferedReader(new InputStreamReader(new FileInputStream(file), Charsets.UTF_8))) {
List<String> l = Splitter.on(' ').splitToList(r.readLine());
String publicKeyAlgorithm = l.get(0);
byte[] b = BaseEncoding.base64().decode(l.get(1));
SshPacket k = new SshPacket(ByteBuffer.wrap(b));
String s = k.readString();
if (!s.equals(publicKeyAlgorithm)) {
throw new IOException("Invalid algorithm: " + s);
}
if (publicKeyAlgorithm.equals("ssh-rsa")) {
byte[] e = k.readBlob();