/**
* Get the uid of a card
*
* @return a String with the value of the uid (not empty)
* @throws CardException in case of an error
*/
public String call() throws Exception {
String uid;
try {
// Connect to card and read
Card card = terminal.connect("T=1");
// Get the basic communication channel
CardChannel channel = card.getBasicChannel();
// Disable the buzzer
channel.transmit(Commands.DISABLE_BUZZER);
// Send data and retrieve output
ResponseAPDU response = channel.transmit(Commands.READ);
uid = new String(Hex.encodeHex(response.getData())).toUpperCase();
if (!new String(Hex.encodeHex(response.getBytes())).endsWith("9000")) {
// Unsuccessful response
card.disconnect(true);
throw new CardException(Errors.CARD_READ_FAILURE);
}
if (uid.isEmpty()) {
// Empty response (should not happen, but heh)
card.disconnect(true);
throw new CardException(Errors.EMPTY_CODE);
}
card.disconnect(true);
} catch (Smartcardio.JnaPCSCException e) {
throw new CardException(Errors.NO_CARD);
}
return uid;
}
@SuppressWarnings("unchecked")
public static void main_3(String[] args) throws IOException {
PDDocument doc = PDDocument.load(iconFile);
List<PDPage> pages = doc.getDocumentCatalog().getAllPages();
List<COSObject> objects = doc.getDocument().getObjects();
for (COSObject cosObject : objects) {
COSBase cosbase = cosObject.getObject();
if (cosObject.getObject() instanceof COSStream) {
COSStream cosstream = (COSStream) cosbase;
COSBase filter = cosstream.getDictionaryObject(COSName.FILTER);
COSBase subtype = cosstream.getDictionaryObject(COSName.SUBTYPE);
if (subtype != null && subtype.equals(COSName.IMAGE)) {
System.out.println(filter);
InputStream filtered = cosstream.getFilteredStream();
// PDStream stream = new PDStream(costream);
System.out.println(Hex.encodeHex(IOUtils.toByteArray(filtered)));
}
}
}
for (PDPage pdPage : pages) {
PDResources resources = pdPage.getResources();
Map<String, PDXObject> images = resources.getXObjects();
Set<String> keys = images.keySet();
for (String key : keys) {
PDXObject image = images.get(key);
byte[] imgData = image.getPDStream().getByteArray();
System.out.println(Hex.encodeHex(imgData));
}
}
}
public String dump() {
StringBuilder builder = new StringBuilder();
for (Entry entry : entries.values()) {
builder.append(Hex.encodeHex(entry.info.getPeerId().getBytes()));
builder.append("\t");
builder.append(entry.info.getAddress().getHostAddress());
builder.append("\t");
builder.append(entry.info.getPort());
builder.append("\t");
builder.append(this.toString());
builder.append("\t");
builder.append(ourId.distance(entry.info.getPeerId()));
builder.append("\t");
builder.append(new Date(entry.firstAdded));
builder.append("\t");
builder.append(new Date(entry.lastUpdate));
builder.append("\t");
builder.append(new Date(entry.lastPinged));
builder.append("\t");
builder.append(entry.pingAttempts);
builder.append("\t");
builder.append(entry.totalPings);
builder.append("\n");
}
return builder.toString();
}
public String asHexToken(Key key) {
try {
Cipher encodingCipher = Cipher.getInstance("AES");
encodingCipher.init(Cipher.ENCRYPT_MODE, key);
ByteBuffer buffer = ByteBuffer.allocate(16 + 1 + 8 + 8 + getBufferSize());
buffer.position(16);
buffer.put(getId());
buffer.putLong(getExpires().getTimeInMillis());
buffer.putLong(getUoid());
getBytes(buffer);
if (buffer.position() != buffer.capacity()) {
throw new RuntimeException(
"Buffer's position should be at the end "
+ buffer.position()
+ "/"
+ buffer.capacity());
}
MessageDigest messageDigest = MessageDigest.getInstance("MD5");
buffer.position(16);
messageDigest.update(buffer);
buffer.position(0);
buffer.put(messageDigest.digest());
byte[] encodedBytes = encodingCipher.doFinal(buffer.array());
String encodedHexString = new String(Hex.encodeHex(encodedBytes));
return encodedHexString;
} catch (Exception e) {
LOGGER.error("", e);
}
return null;
}
/**
* Returns the certificate hash
*
* @param certificate the certificate
* @return the certificate hash
* @throws GeneralSecurityException
*/
protected byte[] getHash(byte[] certificate) throws GeneralSecurityException {
String hash256;
hash256 =
new String(Hex.encodeHex(MessageDigest.getInstance("SHA-256").digest(certificate), false));
return format(hash256).getBytes();
}
@Override
public void send(Quad quad) {
try {
byte[] s = tdbloader3.serialize(quad.getSubject()).getBytes("UTF-8");
byte[] p = tdbloader3.serialize(quad.getPredicate()).getBytes("UTF-8");
byte[] o = tdbloader3.serialize(quad.getObject()).getBytes("UTF-8");
byte[] g = null;
// Union graph?!
if (!quad.isTriple() && !quad.isDefaultGraph())
g = tdbloader3.serialize(quad.getGraph()).getBytes("UTF-8");
digest.reset();
digest.update(s); // TODO: should we do something better here?
digest.update(p);
digest.update(o);
if (g != null) digest.update(g.toString().getBytes("UTF-8"));
String md5 = new String(Hex.encodeHex(digest.digest()));
sdb01.add(new Pair<byte[], byte[]>(s, (md5 + "|s").getBytes("UTF-8")));
sdb01.add(new Pair<byte[], byte[]>(p, (md5 + "|p").getBytes("UTF-8")));
sdb01.add(new Pair<byte[], byte[]>(o, (md5 + "|o").getBytes("UTF-8")));
if (g != null) sdb01.add(new Pair<byte[], byte[]>(g, (md5 + "|g").getBytes("UTF-8")));
} catch (UnsupportedEncodingException e) {
throw new AtlasException(e);
}
monitor.tick();
}
public static void main(String[] args)
throws DocumentException, MalformedURLException, IOException {
BufferedImage image = ImageIO.read(imageFile);
BufferedImage bi =
new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.TYPE_INT_ARGB);
ColorConvertOp xformOp = new ColorConvertOp(null);
xformOp.filter(image, bi);
// bi.setData(icon.getData());
WritableRaster raster = bi.getRaster();
DataBufferInt data = (DataBufferInt) raster.getDataBuffer();
int[] intData = data.getData();
ByteBuffer byteBuffer = ByteBuffer.allocate(intData.length * 4);
IntBuffer intBuffer = byteBuffer.asIntBuffer();
intBuffer.put(intData);
byte[] array = byteBuffer.array();
System.out.println(Hex.encodeHex(array));
}
public static void main_2(String[] args) throws IOException, DocumentException {
PdfReader reader = new PdfReader(iconFile.getAbsolutePath());
for (int i = 0; i < reader.getXrefSize(); i++) {
PdfObject pdfobj = reader.getPdfObject(i);
if (pdfobj == null || !pdfobj.isStream()) {
continue;
}
PdfStream stream = (PdfStream) pdfobj;
PdfObject pdfsubtype = stream.get(PdfName.SUBTYPE);
if (pdfsubtype != null && pdfsubtype.toString().equals(PdfName.IMAGE.toString())) {
System.out.println(stream);
byte[] imgData = PdfReader.getStreamBytesRaw((PRStream) stream);
System.out.println(Hex.encodeHex(imgData));
}
}
}
public String calculateHash(String graph) throws SQLException, NoSuchAlgorithmException {
// TODO: sanitize graph
MessageDigest digest = MessageDigest.getInstance("SHA-512"); // takes 50 sec on Fly data
// MessageDigest digest = MessageDigest.getInstance("MD5"); // takes 46 sec on Fly data
// cb66cc5f1feb5169542af48342936ad2962a8ae14840f1e029028636004f779346c19ecd0917ea2f53c6ec94f4ab10c5bffc272888ae33b73797bdee9cb7193a
Statement st = con.createStatement();
try {
ResultSet rs =
executeQuery(st, "SPARQL SELECT ?s ?p ?o FROM <" + graph + "> WHERE { ?s ?p ?o . }");
while (rs.next()) {
digest.update(rs.getString(1).getBytes());
digest.update(rs.getString(2).getBytes());
digest.update(rs.getString(3).getBytes());
}
} catch (VirtuosoException ex) {
rethrowWithTips(ex);
}
String hexString = new String(Hex.encodeHex(digest.digest()));
return hexString;
}
@NotNull
private String createLocalFile(@NotNull ObjectId id, @NotNull ObjectLoader loader)
throws IOException {
// Create LFS stream.
final File tmpFile = new File(tempPath, UUID.randomUUID().toString());
final MessageDigest md = createSha256();
try (InputStream istream = loader.openStream();
OutputStream ostream = new FileOutputStream(tmpFile)) {
byte[] buffer = new byte[0x10000];
while (true) {
int size = istream.read(buffer);
if (size <= 0) break;
ostream.write(buffer, 0, size);
md.update(buffer, 0, size);
}
}
final String hash = new String(Hex.encodeHex(md.digest(), true));
cacheSha256.putIfAbsent(id.name(), hash);
cache.commit();
// Rename file.
final File lfsFile =
new File(
basePath,
"lfs/objects/" + hash.substring(0, 2) + "/" + hash.substring(2, 4) + "/" + hash);
makeParentDirs(lfsFile.getParentFile());
if (lfsFile.exists()) {
if (!tmpFile.delete()) {
log.warn("Can't delete temporary file: {}", lfsFile.getAbsolutePath());
}
} else if (!tmpFile.renameTo(lfsFile)) {
throw new IOException("Can't rename file: " + tmpFile + " -> " + lfsFile);
}
return hash;
}
@NotNull
private String createRemoteFile(
@NotNull ObjectId id, @NotNull ObjectLoader loader, @NotNull Uploader uploader)
throws IOException {
// Create LFS stream.
final String hash;
final String cached = cacheSha256.get(id.name());
long size = 0;
if (cached == null) {
final MessageDigest md = createSha256();
try (InputStream istream = loader.openStream()) {
byte[] buffer = new byte[0x10000];
while (true) {
int read = istream.read(buffer);
if (read <= 0) break;
md.update(buffer, 0, read);
size += read;
}
}
hash = new String(Hex.encodeHex(md.digest(), true));
cacheSha256.put(id.name(), hash);
cache.commit();
} else {
hash = cached;
}
uploader.upload(id, new Meta(hash, size));
return hash;
}
/**
* Generates a hexadecimal {@link String} representation of 20 random bytes, produced by {@link
* DefaultSecureRandomService#nextBytes(byte[])}.
*
* <p>The generated {@link String} is 40 characters in length and is composed of characters in the
* range '0'-'9' and 'a'-'f'.
*
* <p>The length (20 bytes / 160 bits) was selected as it is the same as the size of the internal
* state of the SHA1PRNG.
*
* @return returns a hexadecimal encoded representation of 20 random bytes.
*/
public String generateToken() {
byte[] bytes = new byte[TOKEN_LENGTH_BYTES];
randomService.nextBytes(bytes);
// can replace this with Hex.encodeHexString(bytes) when we upgrade to commons-codec 1.4.
return new String(Hex.encodeHex(bytes));
}
public static String makeMD5signature(byte[] source) throws AutomationFrameworkException {
try {
MessageDigest md = MessageDigest.getInstance("MD5");
byte[] thedigest = md.digest(source);
return new String(Hex.encodeHex(thedigest));
} catch (NoSuchAlgorithmException e) {
throw new AutomationFrameworkException("Exception on byte array processing.", e);
}
}
public String dump() {
StringBuilder builder = new StringBuilder();
builder.append(Hex.encodeHex(ourId.getBytes()));
builder.append("\n");
for (Bucket bucket : buckets) {
builder.append(bucket.dump());
}
return builder.toString();
}
void encodeHex(Text val, FsEntry entry, String field) {
Object o = entry.get(field);
if (o != null && o instanceof byte[]) {
byte[] b = (byte[]) o;
val.set(new String(Hex.encodeHex(b)));
} else {
LOG.warn(entry.fullPath() + " didn't have a hash for " + field);
val.set("");
}
}
private String generateId(String entropy) {
try {
MessageDigest cript = MessageDigest.getInstance("SHA-1");
cript.reset();
cript.update(entropy.getBytes());
return new String(Hex.encodeHex(cript.digest()));
} catch (NoSuchAlgorithmException ex) {
return null;
}
}
public String hash(String hashType, String password) {
try {
MessageDigest md = MessageDigest.getInstance(hashType);
md.update(password.getBytes(charset));
byte[] raw = md.digest();
return new String(Hex.encodeHex(raw));
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public static String encrypt(String plainText, String password) throws Exception {
byte[] preSharedKey = password.getBytes();
byte[] data = plainText.getBytes("UTF-8");
SecretKey aesKey = new SecretKeySpec(preSharedKey, "AES");
Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
cipher.init(Cipher.ENCRYPT_MODE, aesKey, new IvParameterSpec(preSharedKey));
byte[] output = cipher.doFinal(data);
String encryptedString = new String(Hex.encodeHex(output));
return encryptedString.toUpperCase();
}
/**
* Sets the value of this form control.
*
* <p>The bound instance data is updated and the event sequence for this control is executed.
* Event sequences are described in Chapter 4.6 of XForms 1.0 Recommendation.
*
* @param data the raw data.
* @param filename the filename of the uploaded data.
* @param mediatype the mediatype of the uploaded data.
*/
public void setValue(byte[] data, String filename, String mediatype) throws XFormsException {
if (!isBound()) {
return;
}
String value;
String name = filename;
String type = mediatype;
if (data != null && data.length > 0) {
// get model item datatype
Validator validator = this.model.getValidator();
String datatype = getDatatype();
// convert binary data according to bound datatype
if (validator.isRestricted("base64Binary", datatype)) {
value = new String(Base64.encodeBase64(data, true));
} else if (validator.isRestricted("hexBinary", datatype)) {
value = new String(Hex.encodeHex(data));
} else if (validator.isRestricted("anyURI", datatype)) {
value = new String(data);
} else {
throw new XFormsBindingException(
"datatype not supported by upload control", this.target, datatype);
}
// check mediatype
if (mediatype == null || mediatype.length() == 0) {
type = DEFAULT_MEDIATYPE;
}
} else {
value = "";
name = "";
type = "";
}
// update instance data
Instance instance = this.model.getInstance(getInstanceId());
instance.setNodeValue(getLocationPath(), value);
ModelItem item = instance.getModelItem(getLocationPath());
if (!item.isReadonly()) {
item.setFilename(name);
item.setMediatype(type);
}
// update helper elements
if (this.filenameHelper != null) {
this.filenameHelper.setValue(name);
}
if (this.mediatypeHelper != null) {
this.mediatypeHelper.setValue(type);
}
dispatchValueChangeSequence();
}
/**
* Dumps the byte array as hex string to the {@link PrintStream}, with a title.
*
* @param title
* @param buffer
* @param pStream
*/
public static void dumpAsHex(String title, byte[] buffer, PrintStream pStream) {
String txt = "";
if (!"".equalsIgnoreCase(title) && title != null) {
txt = title + " ";
}
if (buffer == null) txt += "NULL";
else txt += "[size: " + buffer.length + " bytes]";
pStream.println("---------------------------------------------------------- ----------------");
pStream.println(txt);
pStream.println("---------------------------------------------------------- ----------------");
if (buffer == null) return;
char[] chars = Hex.encodeHex(buffer);
int charCount = 0;
StringBuffer lineChars = new StringBuffer(16);
int byteCount = 0, halfByteCount = 0, lineCount = 0;
String regex = "[\\s\\e\\a\\x1f\0]";
String replacement = " ";
for (char ch : chars) {
if (byteCount == 0 && halfByteCount == 0) {
pStream.printf("%8X: ", lineCount * 16);
}
pStream.print(ch);
if (halfByteCount == 1) {
pStream.print(' ');
lineChars.append(new String(new byte[] {buffer[charCount]}).charAt(0));
// lineChars.append(new String(".").charAt(0));
charCount++;
}
if (halfByteCount == 1) byteCount = ++byteCount % 16;
if (byteCount == 8 && halfByteCount == 1) pStream.print(' ');
if (byteCount == 0 && halfByteCount == 1) {
if (charCount % 16 != 0) {
// This here will probably never be called (check)
for (int i = 0; i < 16 - charCount % 16; i++) pStream.print(" ");
if (charCount % 16 < 8) pStream.print(' ');
}
pStream.print(" " + lineChars.toString().replaceAll(regex, replacement));
lineChars = new StringBuffer(16);
pStream.print('\n');
lineCount++;
}
halfByteCount = ++halfByteCount % 2;
}
if (byteCount != 0) {
if (charCount % 16 != 0) {
for (int i = 0; i < 16 - charCount % 16; i++) pStream.print(" ");
if (charCount % 16 < 8) pStream.print(' ');
}
pStream.print(" " + lineChars.toString().replaceAll(regex, replacement));
lineChars = new StringBuffer(16);
pStream.print('\n');
}
pStream.println("---------------------------------------------------------- ----------------");
}
private static String md5checksum(String toHash) {
try {
MessageDigest m = MessageDigest.getInstance("MD5");
m.reset();
m.update(toHash.getBytes(Charset.forName("UTF8")));
byte[] digest = m.digest();
return new String(Hex.encodeHex(digest));
} catch (Exception ex) {
return toHash;
}
} // (TESTED - cut and paste from proven PasswordEncryption class)
@Test
public void Md5Test() throws Exception {
byte[] bs;
try {
bs = Md5Encryp.encrypt(INFO);
System.out.println("MD5加密后密文是：" + new String(Hex.encodeHex(bs)));
// Base64.encode(bs);
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
}
public static String encodePassword(String rawPass, String salt) {
String saltedPass = mergePasswordAndSalt(rawPass, salt, false);
MessageDigest messageDigest = getMessageDigest();
byte[] digest;
try {
digest = messageDigest.digest(saltedPass.getBytes("UTF-8"));
} catch (UnsupportedEncodingException e) {
throw new IllegalStateException("UTF-8 not supported!");
}
return new String(Hex.encodeHex(digest));
}
public static String makeMd5Identifier(String identifier) {
String result;
try {
MessageDigest md = MessageDigest.getInstance("MD5");
md.reset();
byte[] digest = md.digest(identifier.getBytes());
result = String.valueOf(Hex.encodeHex(digest));
} catch (NoSuchAlgorithmException e) {
throw new RuntimeException(e);
}
return result;
}
private void writeVersion(String key, VectorClock version) {
try {
File versionFile = new File(getVersionDirectory(), key);
if (!versionFile.exists() || versionFile.delete()) {
// write the version file.
String hexCode = new String(Hex.encodeHex(version.toBytes()));
FileUtils.writeStringToFile(versionFile, hexCode, "UTF-8");
}
} catch (Exception e) {
throw new VoldemortException("Failed to write Version for Key:" + key, e);
}
}
/**
* Crypte une chaine de caractère pour qu'elle puisse être lue par le serveur.
*
* @param password La chaine à crypter.
* @return La chaine cryptée.
*/
private static String hashPassword(String password) {
try {
MessageDigest digest = MessageDigest.getInstance("SHA-1");
digest.reset();
digest.update(password.getBytes());
return new String(Hex.encodeHex(digest.digest()));
} catch (NoSuchAlgorithmException e) {
// Algorithme indisponible
System.out.println(e.getMessage());
return new String();
}
}
public static String md5(String i) {
try {
MessageDigest messageDigest = MessageDigest.getInstance("MD5");
messageDigest.reset();
messageDigest.update(i.getBytes(Charset.forName("UTF8")));
byte[] resultByte = messageDigest.digest();
return new String(Hex.encodeHex(resultByte));
} catch (Exception ex) {
ex.printStackTrace();
return "";
}
}
/**
* Encodes the given string by using the hexadecimal representation of its UTF-8 bytes.
*
* @param s The string to encode.
* @return The encoded string.
*/
public static String utf8HexEncode(String s) {
if (s == null) {
return null;
}
byte[] utf8;
try {
utf8 = s.getBytes(ENCODING_UTF8);
} catch (UnsupportedEncodingException x) {
throw new RuntimeException(x);
}
return String.valueOf(Hex.encodeHex(utf8));
}
public String toString() {
return "fileId: "
+ fileId
+ ", fileVersion: "
+ fileVersion
+ ", offset: "
+ offset
+ ", length: "
+ length
+ ", hash: "
+ new String(Hex.encodeHex(hashKey));
}
/**
* Calculates the MD5 digest and returns the value as a 32 character hex string.
*
* @param s Data to digest.
* @return MD5 digest as a hex string.
*/
public static String md5Hex(String s) {
if (s == null) {
return null;
}
try {
MessageDigest md5 = MessageDigest.getInstance("MD5");
return new String(Hex.encodeHex(md5.digest(s.getBytes(ENCODING_UTF8))));
} catch (Exception x) {
throw new RuntimeException(x.getMessage(), x);
}
}
