/**
* Changes hexadecimal to base 64
*
* @param hex the hexadecimal value to convert
* @return the base64 value
*/
public String HexToBase64(String hex) {
byte[] byteArray = DatatypeConverter.parseHexBinary(hex);
String base64String = DatatypeConverter.printBase64Binary(byteArray);
return base64String;
}
@Test
public void testCborSerialize() throws Exception {
CBORAccessRequestMac instance = new CBORAccessRequestMac(this.publisherId, this.ifMapTimestamp);
CborBuilder cb = new CborBuilder();
ArrayBuilder ab = cb.addArray();
instance.cborSerialize(ab);
ab.end();
ByteArrayOutputStream bos = new ByteArrayOutputStream();
CborEncoder ce = new CborEncoder(bos);
ce.encode(cb.build());
log.info("CBOR serialize:");
log.info(DatatypeConverter.printHexBinary(bos.toByteArray()));
byte[] expResult =
DatatypeConverter.parseHexBinary(
"847839687474703A2F2F7777772E74727573746564636F6D707574696E6767726F75702E6F72672F32303130"
+ "2F49464D41504D455441444154412F32726163636573732D726571756573742D6D6163887269666D61702D7075626C69736865722D69646F6D792D7075626C6973"
+ "6865722D69646F69666D61702D74696D657374616D70C11A4ED9E8B2781869666D61702D74696D657374616D702D6672616374696F6EC482281A075BCA00716966"
+ "6D61702D63617264696E616C6974796B73696E676C6556616C756580");
assertTrue(Arrays.equals(expResult, bos.toByteArray()));
}
private void commonTests(Biscuit biscuit) throws GeneralSecurityException {
String expectedMd5 = "748c617aaee4b9263761ed851769a314";
for (String algo : new String[] {"none", "aesgcm256", "secretbox"}) {
assertEquals("v-" + algo, biscuit.getString("k-" + algo));
byte[] digest = MessageDigest.getInstance("MD5").digest(biscuit.get("k-" + algo + "-big"));
assertArrayEquals(DatatypeConverter.parseHexBinary(expectedMd5), digest);
}
}
private BsonDocument parseHexDocument(final BsonDocument document, final String hexDocument) {
if (document.containsKey(hexDocument) && document.get(hexDocument).isDocument()) {
byte[] bytes =
DatatypeConverter.parseHexBinary(
document.getDocument(hexDocument).getString("$hex").getValue());
document.put(hexDocument, new BsonBinary(bytes));
}
return document;
}
/**
* 解密
*
* @param input hex形式的加密数据
* @return 解密后字符串
* @throws AESFailedException 输入字符串不合法或AES解密失败
*/
public static String decrypt(String input) throws AESFailedException {
try {
byte[] val = DatatypeConverter.parseHexBinary(input);
return new String(decrypt(SEED, val), "UTF-8");
} catch (IllegalArgumentException e) {
throw new AESFailedException(e);
} catch (UnsupportedEncodingException e) {
throw new AESFailedException(e);
}
}
/**
* Metoda pretvara String koji sadrzi heksadekadski zapis u polje bitova
*
* @param keyText string s heksadekadskim zapisom
* @return polje bajtova
*/
public static byte[] hextobyte(String keyText) {
/*int len = keyText.length();
byte[] data = new byte[len / 2];
for (int i = 0; i < len; i += 2) {
data[i / 2] = (byte) ((Character.digit(keyText.charAt(i), 16) << 4)
+ Character.digit(keyText.charAt(i+1), 16));
}*/
// System.out.println(DatatypeConverter.parseHexBinary(keyText));
return DatatypeConverter.parseHexBinary(keyText);
}
public static String extractTypeIdFromIOR(String url) {
String ret = new String();
byte data[] = DatatypeConverter.parseHexBinary(url.substring(4));
if (data.length > 0) {
// parse out type_id from IOR CDR encapsulation
boolean bigIndian = !(data[0] > 0);
int typeIdStringSize = readIntFromAlignedCDREncaps(data, 4, bigIndian);
if (typeIdStringSize > 1) {
ret = readStringFromAlignedCDREncaps(data, 8, typeIdStringSize - 1);
}
}
return ret;
}
/**
* parse IPV6 ARPA domain to IP bytes.
*
* @param name an ARPA string.
* @return ARPA.
*/
private static NetworkInBytes parseIpV6Arpa(String name) {
LOGGER.debug("parseIp6Arpa, name:" + name);
String arpa = StringUtils.removeEndIgnoreCase(name, CHAR_DOT + DomainUtil.IPV6_ARPA_SUFFIX);
arpa = StringUtils.remove(arpa, CHAR_DOT);
String ip = StringUtils.reverse(arpa);
String fullIp = StringUtils.rightPad(ip, 32, '0');
byte[] startIpBytes = DatatypeConverter.parseHexBinary(fullIp);
int networkMask = StringUtils.length(arpa) * 4;
IPv6Address fromByteArray = IPv6Address.fromByteArray(startIpBytes);
IPv6Network network =
IPv6Network.fromAddressAndMask(
fromByteArray, IPv6NetworkMask.fromPrefixLength(networkMask));
NetworkInBytes result =
new NetworkInBytes(
IpVersion.V6, network.getFirst().toByteArray(), network.getLast().toByteArray());
return result;
}
public static String toBase64(final String hex) {
return Base64.encode(DatatypeConverter.parseHexBinary(hex));
}
public static byte[] toByteArray(String s) {
return DatatypeConverter.parseHexBinary(s);
}
/**
* @param line structured as SHA256;0000;size;YYYY-MM-DDTHH:MM:SS;name
* @throws IllegalArgumentException
*/
public FileInfo(String line) throws IllegalArgumentException {
if (line == null) {
throw new IllegalArgumentException("line must not be null");
}
String[] fields = line.split(";");
if (fields.length < 5) {
throw new IllegalArgumentException(
String.format("line has %d fields instead of 5", fields.length));
}
byte[] hex = null;
try {
hex = DatatypeConverter.parseHexBinary(fields[0]);
} catch (IllegalArgumentException e) {
// exception handled below
}
if (hex == null || hex.length != HASH_BYTES) {
throw new IllegalArgumentException(
String.format("%s is not a valid SHA-256 signature", fields[0]));
}
hash = fields[0];
int val = -1;
try {
val = Integer.parseInt(fields[1], 16);
} catch (NumberFormatException e) {
// exception handled below
}
if (val == -1 || fields[1].length() != 4) {
throw new IllegalArgumentException(
String.format("%s is not a valid 16 bit status", fields[1]));
}
flags = val;
long len = -1;
try {
len = Long.parseLong(fields[2]);
} catch (NumberFormatException e) {
// exception handled below
}
if (len == -1) {
throw new IllegalArgumentException(String.format("%s is not a valid size", fields[2]));
}
size = len;
Instant instant = null;
try {
instant = Instant.parse(fields[3]);
} catch (DateTimeParseException e) {
// exception handled below
}
if (instant == null) {
throw new IllegalArgumentException(String.format("%s is not a valid timestamp", fields[3]));
}
lastModif = FileTime.from(instant);
StringBuffer finLigne = new StringBuffer(fields[4]);
for (int i = 5; i < fields.length; i++) {
finLigne.append(";").append(fields[i]);
}
if (finLigne.length() == 0) {
throw new IllegalArgumentException(String.format("file name is empty"));
}
name = finLigne.toString();
initialized = true;
}
/**
* Converts hexadecimal values to a byte array Used for bitwise operation
*
* @param hex the hexadecimal value to change
* @return the byte array
*/
public byte[] HexToByteArray(String hex) {
byte[] byteArray = DatatypeConverter.parseHexBinary(hex);
return byteArray;
}
public String getTotpSecretBase32() {
byte[] bytes = DatatypeConverter.parseHexBinary(this.totpSecret);
return new Base32().encodeAsString(bytes);
}
private byte[] parse(String hexString) {
return DatatypeConverter.parseHexBinary(hexString.replaceAll(" ", ""));
}
public static byte[] toVarBinary(String hex) {
if (hex == null) {
return null;
}
return DatatypeConverter.parseHexBinary(hex.replace("\n", ""));
}
