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

List of usage examples for org.apache.commons.codec.binary Hex encodeHex

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Introduction

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

Prototype

public static char[] encodeHex(byte[] data)

Source Link

Document

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

Usage

From source file:mvm.rya.mongodb.dao.SimpleMongoDBStorageStrategy.java

public BasicDBObject serializeInternal(RyaStatement statement) {
    String context = "";
    if (statement.getContext() != null) {
        context = statement.getContext().getData();
    }/*from   www .j  ava 2 s  .  com*/
    String id = statement.getSubject().getData() + " " + statement.getPredicate().getData() + " "
            + statement.getObject().getData() + " " + context;
    byte[] bytes = id.getBytes();
    try {
        MessageDigest digest = MessageDigest.getInstance("SHA-1");
        bytes = digest.digest(bytes);
    } catch (NoSuchAlgorithmException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    BasicDBObject doc = new BasicDBObject(ID, new String(Hex.encodeHex(bytes)))
            .append(SUBJECT, statement.getSubject().getData())
            .append(PREDICATE, statement.getPredicate().getData())
            .append(OBJECT, statement.getObject().getData())
            .append(OBJECT_TYPE, statement.getObject().getDataType().toString()).append(CONTEXT, context);
    return doc;

}

From source file:au.com.ish.derbydump.derbydump.metadata.Column.java

/**
 * this is a tricky one. according to// ww w .  j  a  va  2s  .  c o m
 <ul>
 <li>http://db.apache.org/derby/docs/10.2/ref/rrefjdbc96386.html</li>
 <li>http://stackoverflow.com/questions/7510112/how-to-make-java-ignore-escape-sequences-in-a-string</li>
 <li>http://dba.stackexchange.com/questions/10642/mysql-mysqldump-uses-n-instead-of-null</li>
 <li>http://stackoverflow.com/questions/12038814/import-hex-binary-data-into-mysql</li>
 <li>http://stackoverflow.com/questions/3126210/insert-hex-values-into-mysql</li>
 <li>http://www.xaprb.com/blog/2009/02/12/5-ways-to-make-hexadecimal-identifiers-perform-better-on-mysql/</li>
 </ul>
 and many others, there is no safer way of exporting blobs than separate data files or hex format.<br/>
 tested, mysql detects and imports hex encoded fields automatically.
        
 * @param blob Blob which we will convert to hex encoded string
 * @return String representation of binary data
 */
public static String processBinaryData(Blob blob) throws SQLException {
    if (blob == null) {
        return "NULL";
    }
    int blobLength = (int) blob.length();
    if (blobLength == 0) {
        return "NULL";
    }
    byte[] bytes = blob.getBytes(1L, blobLength);

    return "0x" + new String(Hex.encodeHex(bytes)).toUpperCase();
}

From source file:com.anyi.gp.license.RegisterTools.java

public static String encodeString(String str) {
    String tempStr = "";
    try {/*from   w w w .j a  v a2s .c  o m*/
        String encodeStr = "$#TGDF*FAA&21we@VGXD532w23413!";
        if (str == null) {
            str = "";
        }

        int i = 0;
        int j = 0;
        for (i = 0; i < str.length(); i++) {
            if (j >= encodeStr.length()) {
                j = 0;
            }
            tempStr = tempStr + (char) (str.charAt(i) ^ encodeStr.charAt(j));
            j++;
        }
        tempStr = new String(Hex.encodeHex(tempStr.getBytes("GBK")));
    } catch (Exception ex) {
        throw new RuntimeException(ex.getMessage());
    }
    return tempStr;
}

From source file:edu.psu.citeseerx.utility.FileDigest.java

/**
 * Informs if the MD5 file digest is equals to a given digest
 * @param digest  a <code>byte[]</code> that represents a file digest
 * @param toValidate File to validate againts digest
 * @return   true if the MD5 file digest is equals to digest
 *///from  www . j  a  va 2  s  .c  om
public static boolean validateMD5(byte[] digest, File toValidate) {
    String fileDigest = new String(Hex.encodeHex(digest));
    return validateMD5(fileDigest, toValidate);
}

From source file:com.qut.middleware.esoe.sso.servlet.SSOServlet.java

private void doRequest(HttpServletRequest request, HttpServletResponse response, RequestMethod method)
        throws ServletException, IOException {
    SSOProcessorData data;/*from w w w .j a v a2  s  . co m*/

    data = (SSOProcessorData) request.getSession().getAttribute(SSOProcessorData.SESSION_NAME);

    String remoteAddress = request.getRemoteAddr();

    this.logger.debug("[SSO for {}] SSOServlet got {} request. SSO processor data element was {}",
            new Object[] { remoteAddress, method.toString(), data == null ? "null" : "not null" });

    if (data == null) {
        data = new SSOProcessorDataImpl();
        request.getSession().setAttribute(SSOProcessorData.SESSION_NAME, data);
    }

    data.setHttpRequest(request);
    data.setHttpResponse(response);
    data.setRequestMethod(method);

    String oldRemoteAddress = data.getRemoteAddress();
    if (oldRemoteAddress != null) {
        if (!oldRemoteAddress.equals(remoteAddress)) {
            this.logger.warn("[SSO for {}] IP address changed. Old address was: {}", remoteAddress,
                    oldRemoteAddress);
        }
    }

    data.setRemoteAddress(remoteAddress);

    try {
        SSOProcessor.result result = this.ssoProcessor.execute(data);
        this.logger.debug("[SSO for {}] SSOProcessor returned a result of {}",
                new Object[] { remoteAddress, String.valueOf(result) });
    } catch (SSOException e) {
        if (!data.isResponded()) {
            InetAddress inetAddress = Inet4Address.getByName(remoteAddress);
            String code = CalendarUtils.generateXMLCalendar().toString() + "-"
                    + new String(Hex.encodeHex(inetAddress.getAddress()));

            this.logger.error("[SSO for {}] {} Error occurred in SSOServlet.doPost. Exception was: {}", code,
                    e.getMessage());
            this.logger.debug(code + " Error occurred in SSOServlet.doPost. Exception follows", e);
            throw new ServletException(
                    "An error occurred during the sign-on process, and the session could not be established. Instance error is: "
                            + code);
        }
    }
}

From source file:com.linkedin.databus.client.registration.RegistrationIdGenerator.java

/**
 * Generate a hash out of the String id/*from w w  w. java  2  s  . c om*/
 *
 * @param id
 * @return
 */
private static String generateByteHash(String id) {
    try {
        final MessageDigest messageDigest = MessageDigest.getInstance("MD5");
        messageDigest.reset();
        messageDigest.update(id.getBytes(Charset.forName("UTF8")));
        final byte[] resultsByte = messageDigest.digest();
        String hash = new String(Hex.encodeHex(resultsByte));

        final int length = 8;
        if (hash.length() > length)
            hash = hash.substring(0, length);

        return hash;
    } catch (NoSuchAlgorithmException nse) {
        LOG.error("Unexpected error : Got NoSuchAlgorithm exception for MD5");
        return "";
    }
}

From source file:com.impetus.client.crud.datatypes.ByteDataTest.java

/**
 * On insert image in cassandra blob object
 * //from ww  w  . ja v  a2s  .co  m
 * @throws Exception
 *             the exception
 */
@Test
public void onInsertBlobImageCassandra() throws Exception {

    PersonCassandra personWithKey = new PersonCassandra();
    personWithKey.setPersonId("111");

    BufferedImage originalImage = ImageIO.read(new File("src/test/resources/nature.jpg"));
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ImageIO.write(originalImage, "jpg", baos);
    baos.flush();
    byte[] imageInByte = baos.toByteArray();

    baos.close();

    personWithKey.setA(imageInByte);
    em.persist(personWithKey);

    em.clear();

    String qry = "Select p from PersonCassandra p where p.personId = 111";
    Query q = em.createQuery(qry);
    List<PersonCassandra> persons = q.getResultList();
    PersonCassandra person = persons.get(0);

    InputStream in = new ByteArrayInputStream(person.getA());
    BufferedImage bImageFromConvert = ImageIO.read(in);

    ImageIO.write(bImageFromConvert, "jpg", new File("src/test/resources/nature-test.jpg"));

    Assert.assertNotNull(person.getA());
    Assert.assertEquals(new File("src/test/resources/nature.jpg").getTotalSpace(),
            new File("src/test/resources/nature-test.jpg").getTotalSpace());
    Assert.assertEquals(String.valueOf(Hex.encodeHex((byte[]) imageInByte)),
            String.valueOf(Hex.encodeHex((byte[]) person.getA())));

}

From source file:edu.harvard.iq.dataverse.ingest.tabulardata.impl.plugins.dta.DTAFileReaderSpi.java

@Override
public boolean canDecodeInput(BufferedInputStream stream) throws IOException {
    if (stream == null) {
        throw new IllegalArgumentException("stream == null!");
    }/*from   ww  w .j  a  v  a  2  s  .  co m*/

    dbgLog.fine("applying the dta test\n");

    byte[] b = new byte[DTA_HEADER_SIZE];

    if (stream.markSupported()) {
        stream.mark(0);
    }
    int nbytes = stream.read(b, 0, DTA_HEADER_SIZE);

    if (nbytes == 0) {
        throw new IOException();
    }

    if (stream.markSupported()) {
        stream.reset();
    }

    dbgLog.info("hex dump: 1st 4bytes =>" + new String(Hex.encodeHex(b)) + "<-");

    if (b[2] != 1) {
        dbgLog.fine("3rd byte is not 1: given file is not stata-dta type");
        return false;
    } else if ((b[1] != 1) && (b[1] != 2)) {
        dbgLog.fine("2nd byte is neither 0 nor 1: this file is not stata-dta type");
        return false;
    } else if (!DTAFileReaderSpi.stataReleaseNumber.containsKey(b[0])) {
        dbgLog.fine("1st byte (" + b[0] + ") is not within the ingestable range [rel. 3-10]:"
                + "this file is NOT stata-dta type");
        return false;
    } else {
        dbgLog.fine("this file is stata-dta type: " + DTAFileReaderSpi.stataReleaseNumber.get(b[0])
                + "(No in HEX=" + b[0] + ")");
        return true;
    }

}

From source file:com.mastercard.mobile_api.bytes.ByteArray.java

/**
 * Convert the Byte Array into a Java String HEX formatted
 *
 * @return A Java String with the content of the Byte Array encoded in HEX
 *
 * *//*from   w  w w  .  java 2 s.c  o m*/
public String toHexString() {
    return new String(Hex.encodeHex(mData)).toUpperCase();
}

From source file:net.padlocksoftware.padlock.validator.ValidatorTest.java

License:asdf

@Test
public void testPrior() throws Exception {
    KeyPair pair = KeyManager.createKeyPair();
    License license = LicenseFactory.createLicense();
    license.setStartDate(new Date(System.currentTimeMillis() + 20000L));

    LicenseSigner signer = LicenseSigner.createLicenseSigner((DSAPrivateKey) pair.getPrivate());
    signer.sign(license);/*from  w  ww  .j a v a  2s.  c o  m*/

    String key = new String(Hex.encodeHex(pair.getPublic().getEncoded()));
    Validator validator = new Validator(license, key);
    boolean ex = false;
    try {
        validator.validate();
    } catch (ValidatorException e) {
        ex = true;
    }
    assertTrue(ex);
}