Example usage for java.security MessageDigest update

Introduction

In this page you can find the example usage for java.security MessageDigest update.

Prototype

public final void update(ByteBuffer input)

Source Link

Document

Update the digest using the specified ByteBuffer.

Usage

From source file:Main.java

public static String md5(byte[] data) {
    try {// ww w  . ja v  a2 s  .c o  m
        MessageDigest messageDigest = MessageDigest.getInstance("MD5");
        messageDigest.update(data);
        return bytesToHex(messageDigest.digest());
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    return "";
}

From source file:com.constellio.app.modules.es.connectors.http.utils.DigestUtil.java

public static String digest(final byte[] content) throws NoSuchAlgorithmException {
    MessageDigest shaDigester = MessageDigest.getInstance("SHA");
    shaDigester.update(content);
    byte[] shaDigest = shaDigester.digest();
    String digestString = new String(Base64.encodeBase64(shaDigest));

    return digestString;
}

From source file:Main.java

public static String GetMd5(final String s) {
    try {/*from w  w  w .j  av  a 2 s.c om*/
        final MessageDigest digest = MessageDigest.getInstance("MD5");
        digest.update(s.trim().getBytes());
        final byte[] messageDigset = digest.digest();
        return Bytes2Hex(messageDigset);
    } catch (final NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    return s;
}

From source file:Main.java

/**
 * Returns the Md5 hash for the given text.
 * /*w w w  .ja va2  s .c o  m*/
 * @param text
 *            String whose Md5 hash should be returned.
 * @return Returns the Md5 hash for the given text.
 */
public static String getMd5Hash(String text) {
    StringBuffer result = new StringBuffer(32);
    try {
        MessageDigest md5 = MessageDigest.getInstance("MD5");
        md5.update(text.getBytes());
        Formatter f = new Formatter(result);

        byte[] digest = md5.digest();

        for (int i = 0; i < digest.length; i++) {
            f.format("%02x", new Object[] { new Byte(digest[i]) });
        }
    } catch (NoSuchAlgorithmException ex) {
        ex.printStackTrace();
    }

    return result.toString();
}

From source file:Main.java

public static String md5(String str) {
    String cacheKey;/*from   w  w  w . ja  v a 2 s  .  c  o  m*/
    try {
        final MessageDigest mDigest = MessageDigest.getInstance("MD5");
        mDigest.update(str.getBytes());
        cacheKey = bytesToHexString(mDigest.digest());
    } catch (NoSuchAlgorithmException e) {
        cacheKey = String.valueOf(str.hashCode());
    }
    return cacheKey;
}

From source file:Main.java

public static final String md5(String tps) {
    final String MD5 = "MD5";
    try {/*from ww  w .  ja  v  a 2 s.c o  m*/
        // Create MD5 Hash
        MessageDigest digest = MessageDigest.getInstance(MD5);
        digest.update(tps.getBytes());
        byte messageDigest[] = digest.digest();

        // Create Hex String
        StringBuilder hexString = new StringBuilder();
        for (byte aMessageDigest : messageDigest) {
            String h = Integer.toHexString(0xFF & aMessageDigest);
            while (h.length() < 2)
                h = "0" + h;
            hexString.append(h);
        }
        return hexString.toString();

    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    return "";
}

From source file:Main.java

/**
 * Encrypt the plain text with MD5 algorithm.
 *
 * @param plainText The plain text./*from w  w  w  .jav  a 2 s. com*/
 * @return The Encrypt content.
 */
public static String md5Encrypt(String plainText) {
    try {
        MessageDigest digest = MessageDigest.getInstance("MD5");
        digest.update(plainText.getBytes(Charset.defaultCharset()));
        return new String(toHex(digest.digest()));
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    return "";
}

From source file:Main.java

public static String keyToHashKey(String key) {
    String cacheKey;//www .  jav  a 2 s . c o m
    try {
        final MessageDigest mDigest = MessageDigest.getInstance("MD5");
        mDigest.update(key.getBytes());
        cacheKey = bytesToHexString(mDigest.digest());
    } catch (NoSuchAlgorithmException e) {
        cacheKey = String.valueOf(key.hashCode());
    }
    return cacheKey;
}

From source file:Main.java

public static String md5(final String s) {
    final String MD5 = "MD5";
    try {/*from www .  j a v a2s  . c o m*/
        // Create MD5 Hash
        MessageDigest digest = MessageDigest.getInstance(MD5);
        digest.update(s.getBytes());
        byte messageDigest[] = digest.digest();

        // Create Hex String
        StringBuilder hexString = new StringBuilder();
        for (byte aMessageDigest : messageDigest) {
            String h = Integer.toHexString(0xFF & aMessageDigest);
            while (h.length() < 2)
                h = "0" + h;
            hexString.append(h);
        }
        return hexString.toString();

    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    return "";
}

From source file:Main.java

/**
 * Print hash key//  w  w w .  j av  a  2  s  .c  om
 */
public static void printHashKey(Context context) {
    try {
        PackageInfo info = context.getPackageManager().getPackageInfo(TAG, PackageManager.GET_SIGNATURES);
        for (Signature signature : info.signatures) {
            MessageDigest md = MessageDigest.getInstance("SHA");
            md.update(signature.toByteArray());
            String keyHash = Base64.encodeToString(md.digest(), Base64.DEFAULT);
            Log.d(TAG, "keyHash: " + keyHash);
        }
    } catch (NameNotFoundException e) {

    } catch (NoSuchAlgorithmException e) {

    }
}