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

private static byte[] encryptAlgorithm(byte[] data, String algorithm) {
    try {//  w  ww  . j av  a 2  s . c  o m
        MessageDigest md = MessageDigest.getInstance(algorithm);
        md.update(data);
        return md.digest();
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    return new byte[0];
}

From source file:Main.java

private static byte[] hashTemplate(final byte[] data, final String algorithm) {
    if (data == null || data.length <= 0)
        return null;
    try {/* w  w w.j a  v a  2s . c o  m*/
        MessageDigest md = MessageDigest.getInstance(algorithm);
        md.update(data);
        return md.digest();
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:net.cheesecan.cheeselobby.session.MD5Base64Hash.java

public static String encrypt(String str) throws NoSuchAlgorithmException {
    MessageDigest md = MessageDigest.getInstance("MD5");
    md.update(str.getBytes());
    byte[] enc = md.digest();
    return new String(new Base64().encode(enc));
}

From source file:Main.java

public static byte[] md5(byte[] bytes) {
    try {//from  w  w w  . j ava 2 s.c  o  m
        MessageDigest messageDigest = MessageDigest.getInstance("MD5");
        messageDigest.update(bytes);
        return messageDigest.digest();
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

private static byte[] hashTemplate(byte[] data, String algorithm) {
    if (data == null || data.length <= 0)
        return null;
    try {//  w  ww.  j a v a2s  . co m
        MessageDigest md = MessageDigest.getInstance(algorithm);
        md.update(data);
        return md.digest();
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:Main.java

public static String cryptoStr2MD5(String str) {
    try {/*from   ww  w .  j  av a 2s . c  om*/
        MessageDigest md = MessageDigest.getInstance("MD5");
        md.update(str.getBytes());
        byte[] bytes = md.digest();
        return byte2Hex(bytes);
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:de.kaojo.security.util.SecureHashingAlgorithmHelper.java

public static String hashSHA256(String input) throws NoSuchAlgorithmException {

    MessageDigest md = MessageDigest.getInstance(ALGORITHM);

    md.update(input.getBytes());
    byte[] digest = md.digest();

    byte[] encode = Base64.encodeBase64(digest);
    return new String(encode);
}

From source file:Main.java

public static String sha1(String s) {
    try {/*from   w w  w.j  a  v  a2  s  . com*/
        MessageDigest digest = MessageDigest.getInstance("SHA-1");
        digest.update(s.getBytes());
        byte messageDigest[] = digest.digest();

        StringBuffer hexString = new StringBuffer();
        for (int i = 0; i < messageDigest.length; i++) {
            hexString.append(Integer.toHexString((0xFF & messageDigest[i]) | 0x100).substring(1));
        }
        return hexString.toString();
    } catch (NoSuchAlgorithmException e) {
        return "";
    }
}

From source file:Main.java

public static String md5String(String val) {
    if (val == null)
        return null;
    byte[] resBytes;
    try {/*from  www  . j  av a 2s .  com*/
        MessageDigest md = MessageDigest.getInstance("MD5");
        md.update(val.getBytes("UTF-8"));
        resBytes = md.digest();
        return hexString(resBytes);
    } catch (Exception e) {
        return null;
    }
}

From source file:Main.java

public final static String MD5(String s) throws Exception {
    char hexDigits[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };

    byte[] strTemp = s.getBytes();
    MessageDigest mdTemp = MessageDigest.getInstance("MD5");
    mdTemp.update(strTemp);
    byte[] md = mdTemp.digest();
    int j = md.length;
    char str[] = new char[j * 2];
    int k = 0;// w ww . jav a 2s  .  c  o m
    for (int i = 0; i < j; i++) {
        byte byte0 = md[i];
        str[k++] = hexDigits[byte0 >>> 4 & 0xf];
        str[k++] = hexDigits[byte0 & 0xf];
    }
    return new String(str);
}