Example usage for org.apache.commons.codec.binary Hex encodeHexString

Introduction

In this page you can find the example usage for org.apache.commons.codec.binary Hex encodeHexString.

Prototype

public static String encodeHexString(byte[] data) 

Source Link

Document

Converts an array of bytes into a String representing the hexadecimal values of each byte in order.

Usage

From source file:eu.europa.esig.dss.client.tsp.OnlineTSPSource.java

@Override
public TimeStampToken getTimeStampResponse(final DigestAlgorithm digestAlgorithm, final byte[] digest)
        throws DSSException {
    try {/*  ww  w  .j  av a2s .c o  m*/
        if (logger.isTraceEnabled()) {
            logger.trace("Timestamp digest algorithm: " + digestAlgorithm.getName());
            logger.trace("Timestamp digest value    : " + Hex.encodeHexString(digest));
        }

        // Setup the time stamp request
        final TimeStampRequestGenerator tsqGenerator = new TimeStampRequestGenerator();
        tsqGenerator.setCertReq(true);
        if (policyOid != null) {
            tsqGenerator.setReqPolicy(policyOid);
        }

        ASN1ObjectIdentifier asn1ObjectIdentifier = new ASN1ObjectIdentifier(digestAlgorithm.getOid());
        TimeStampRequest timeStampRequest = null;
        if (nonceSource == null) {
            timeStampRequest = tsqGenerator.generate(asn1ObjectIdentifier, digest);
        } else {
            timeStampRequest = tsqGenerator.generate(asn1ObjectIdentifier, digest, nonceSource.getNonce());
        }

        final byte[] requestBytes = timeStampRequest.getEncoded();

        // Call the communications layer
        if (dataLoader == null) {
            dataLoader = new NativeHTTPDataLoader();
        }
        byte[] respBytes = dataLoader.post(tspServer, requestBytes);

        // Handle the TSA response
        final TimeStampResponse timeStampResponse = new TimeStampResponse(respBytes);

        // Validates nonce, policy id, ... if present
        timeStampResponse.validate(timeStampRequest);

        String statusString = timeStampResponse.getStatusString();
        if (statusString != null) {
            logger.info("Status: " + statusString);
        }

        final TimeStampToken timeStampToken = timeStampResponse.getTimeStampToken();

        if (timeStampToken != null) {
            logger.info("TSP SID : SN " + timeStampToken.getSID().getSerialNumber() + ", Issuer "
                    + timeStampToken.getSID().getIssuer());
        }

        return timeStampToken;
    } catch (TSPException e) {
        throw new DSSException("Invalid TSP response", e);
    } catch (IOException e) {
        throw new DSSException(e);
    }
}

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From source file:com.t3.guid.GUID.java

/** Returns a string for the GUID. */
@Override
public String toString() {
    return Hex.encodeHexString(baGUID);
}

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From source file:de.resol.vbus.TelegramTest.java

@Test
public void testToLiveBuffer() throws Exception {
    String refValue1 = "aa2211443330772e000c1824303c48000354606c7804101c70472834404c5864707f6c";

    byte[] testData1 = new byte[3 * 7];
    for (int i = 0; i < testData1.length; i++) {
        testData1[i] = (byte) (i * 12);
    }/*  w w  w . ja v  a 2  s.  c o m*/

    Telegram testTgram1 = new Telegram(0, 0, 0x1122, 0x3344, 0x77, testData1);
    byte[] testBuffer1 = testTgram1.toLiveBuffer(null, 0, 0);
    assertEquals(refValue1, Hex.encodeHexString(testBuffer1));

    byte[] testBuffer2 = new byte[testBuffer1.length + 2];
    assertEquals(testBuffer2, testTgram1.toLiveBuffer(testBuffer2, 1, testBuffer2.length - 1));
    assertEquals("00" + refValue1 + "00", Hex.encodeHexString(testBuffer2));

    assertEquals(null, testTgram1.toLiveBuffer(testBuffer2, 3, testBuffer2.length - 3));
}

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From source file:be.fedict.eid.applet.service.signer.SHA1WithRSAProxySignature.java

@Override
protected void engineUpdate(byte[] b, int off, int len) throws SignatureException {
    LOG.debug("engineUpdate(b,off,len): off=" + off + "; len=" + len);
    this.messageDigest.update(b, off, len);
    byte[] digestValue = this.messageDigest.digest();
    byte[] expectedDigestValue = SHA1WithRSAProxySignature.digestValues.get();
    if (null == expectedDigestValue) {
        SHA1WithRSAProxySignature.digestValues.set(digestValue);
    } else {/*from  ww w .j  ava2 s .c  o m*/
        if (false == Arrays.areEqual(expectedDigestValue, digestValue)) {
            throw new IllegalStateException("digest value has changed");
        }
    }
    LOG.debug("digest value: " + Hex.encodeHexString(digestValue));
}

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From source file:com.netscape.cmstools.pkcs12.PKCS12KeyRemoveCLI.java

public void execute(String[] args) throws Exception {

    CommandLine cmd = parser.parse(options, args);

    if (cmd.hasOption("help")) {
        printHelp();//from ww  w .j a  va2s. c o m
        return;
    }

    if (cmd.hasOption("verbose")) {
        PKILogger.setLevel(PKILogger.Level.INFO);

    } else if (cmd.hasOption("debug")) {
        PKILogger.setLevel(PKILogger.Level.DEBUG);
    }

    String[] cmdArgs = cmd.getArgs();

    if (cmdArgs.length == 0) {
        throw new Exception("Missing key ID.");
    }

    byte[] keyID = Hex.decodeHex(cmdArgs[0].toCharArray());

    String filename = cmd.getOptionValue("pkcs12-file");

    if (filename == null) {
        throw new Exception("Missing PKCS #12 file.");
    }

    String passwordString = cmd.getOptionValue("pkcs12-password");

    if (passwordString == null) {

        String passwordFile = cmd.getOptionValue("pkcs12-password-file");
        if (passwordFile != null) {
            try (BufferedReader in = new BufferedReader(new FileReader(passwordFile))) {
                passwordString = in.readLine();
            }
        }
    }

    if (passwordString == null) {
        throw new Exception("Missing PKCS #12 password.");
    }

    Password password = new Password(passwordString.toCharArray());

    try {
        PKCS12Util util = new PKCS12Util();

        PKCS12 pkcs12 = util.loadFromFile(filename, password);
        pkcs12.removeKeyInfoByID(keyID);
        util.storeIntoFile(pkcs12, filename, password);

    } finally {
        password.clear();
    }

    MainCLI.printMessage("Deleted key \"" + Hex.encodeHexString(keyID) + "\"");
}

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From source file:com.romeikat.datamessie.core.base.service.AuthenticationServiceTest.java

@Test
@Ignore//from  w w w. j av  a  2s .com
public void createSaltAndHash() {
    final String password = "test";
    final byte[] salt = authenticationService.createSalt();
    final byte[] hash = authenticationService.calculateHash(password, salt);

    LOG.info("Password: {}", password);
    LOG.info("Salt: {}", Hex.encodeHexString(salt));
    LOG.info("Hash: {}", Hex.encodeHexString(hash));
}

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From source file:ai.serotonin.backup.Backup.java

private File encryptFile(final File file) throws Exception {
    final SecureRandom random = new SecureRandom();
    final byte[] salt = random.generateSeed(8);
    final String saltStr = Hex.encodeHexString(salt);

    final SecretKey secret = createSecretKey(salt);

    final Cipher cipher = createCipher();
    cipher.init(Cipher.ENCRYPT_MODE, secret);
    final AlgorithmParameters params = cipher.getParameters();
    final byte[] iv = params.getParameterSpec(IvParameterSpec.class).getIV();
    final String ivStr = Hex.encodeHexString(iv);

    final File encryptedFile = new File(file.getParent(), saltStr + "_" + ivStr + "_" + file.getName());

    cipherizeFile(file, encryptedFile, cipher);

    file.delete();/* w w w.  j a v  a2 s.  co m*/

    LOG.info("Encrypted backup file to " + encryptedFile.getPath() + ", "
            + FileUtils.byteCountToDisplaySize(encryptedFile.length()));
    return encryptedFile;
}

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From source file:fi.csc.idp.stepup.impl.DigestChallengeGenerator.java

@Override
public String generate(String target) throws Exception {

    String challenge = "";
    // to explicitly support generating empty challenge
    if (maxLength == 0) {

        return challenge;
    }//from   w  w  w . j  a v a  2 s.c om
    try {
        String time = "" + System.currentTimeMillis();
        MessageDigest md = MessageDigest.getInstance(digest);
        // to make challenge user specific
        if (target != null) {
            md.update(target.getBytes());
        }
        // to make challenge installation specific
        md.update(salt.getBytes());
        // to make challenge time specific
        md.update(time.getBytes());
        byte[] buffer = md.digest();
        if (useDecimal) {
            // output a decimal string
            for (byte data : buffer) {
                // operation reduces unpredictability a bit
                challenge += (int) data & 0xFF;
            }
        } else {
            // ouput a hexstring
            challenge = Hex.encodeHexString(buffer);
        }

    } catch (NoSuchAlgorithmException e) {
        log.error("Unable to generate challenge {}", e.getMessage());

        return null;
    }

    return challenge.substring(0, challenge.length() > maxLength ? maxLength : challenge.length());
}

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From source file:com.thoughtworks.go.domain.AccessToken.java

static String digestToken(String originalToken, String salt) {
    try {//from   w w w .  j a va  2  s .  c o m
        ACCESS_TOKEN_LOGGER.debug(
                "Generating secret using algorithm: {} with spec: DEFAULT_ITERATIONS: {}, DESIRED_KEY_LENGTH: {}",
                KEY_ALGORITHM, DEFAULT_ITERATIONS, DESIRED_KEY_LENGTH);
        SecretKeyFactory factory = SecretKeyFactory.getInstance(KEY_ALGORITHM);
        SecretKey key = factory.generateSecret(new PBEKeySpec(originalToken.toCharArray(), salt.getBytes(),
                DEFAULT_ITERATIONS, DESIRED_KEY_LENGTH));
        return Hex.encodeHexString(key.getEncoded());
    } catch (NoSuchAlgorithmException | InvalidKeySpecException e) {
        throw new RuntimeException(e);
    }
}

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From source file:gobblin.source.extractor.extract.kafka.KafkaAvroExtractor.java

@Override
protected GenericRecord decodeRecord(MessageAndOffset messageAndOffset)
        throws SchemaNotFoundException, IOException {
    byte[] payload = getBytes(messageAndOffset.message().payload());
    if (payload[0] != KafkaAvroSchemaRegistry.MAGIC_BYTE) {
        throw new RuntimeException(
                String.format("Unknown magic byte for partition %s", this.getCurrentPartition()));
    }/* w  w  w.  ja  v  a  2s.  c  o  m*/

    byte[] schemaIdByteArray = Arrays.copyOfRange(payload, 1,
            1 + KafkaAvroSchemaRegistry.SCHEMA_ID_LENGTH_BYTE);
    String schemaId = Hex.encodeHexString(schemaIdByteArray);
    Schema schema = null;
    schema = this.schemaRegistry.getSchemaById(schemaId);
    reader.get().setSchema(schema);
    Decoder binaryDecoder = DecoderFactory.get().binaryDecoder(payload,
            1 + KafkaAvroSchemaRegistry.SCHEMA_ID_LENGTH_BYTE,
            payload.length - 1 - KafkaAvroSchemaRegistry.SCHEMA_ID_LENGTH_BYTE, null);
    try {
        GenericRecord record = reader.get().read(null, binaryDecoder);
        if (!record.getSchema().equals(this.schema.get())) {
            record = AvroUtils.convertRecordSchema(record, this.schema.get());
        }
        return record;
    } catch (IOException e) {
        LOG.error(String.format("Error during decoding record for partition %s: ", this.getCurrentPartition()));
        throw e;
    }
}

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