Example usage for java.security MessageDigest update

Introduction

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

Prototype

public void update(byte[] input, int offset, int len)

Source Link

Document

Updates the digest using the specified array of bytes, starting at the specified offset.

Usage

From source file:Main.java

public static String SHA1(String text) throws NoSuchAlgorithmException, UnsupportedEncodingException {
    MessageDigest md = MessageDigest.getInstance("SHA-1");
    md.update(text.getBytes("iso-8859-1"), 0, text.length());
    byte[] sha1hash = md.digest();
    return convertToHex(sha1hash);
}

From source file:Sha1.java

public static String sha1(String text) {
    try {/*from  ww  w.  j a v  a 2  s  .  c o  m*/
        MessageDigest md = MessageDigest.getInstance("SHA-1");

        md.update(text.getBytes("iso-8859-1"), 0, text.length());

        return convertToHex(md.digest());
    } catch (Exception e) {
        throw new Exception(format("Problem hashing %s", text), e);
    }
}

From source file:Main.java

public static String computeMD5(byte[] input) {
    try {/*from   w  w  w.  jav  a 2 s.  c om*/
        MessageDigest md = MessageDigest.getInstance("MD5");
        md.update(input, 0, input.length);
        byte[] md5bytes = md.digest();

        StringBuffer hexString = new StringBuffer();
        for (int i = 0; i < md5bytes.length; i++) {
            String hex = Integer.toHexString(0xff & md5bytes[i]);
            if (hex.length() == 1)
                hexString.append('0');
            hexString.append(hex);
        }
        return hexString.toString();
    } catch (NoSuchAlgorithmException e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public static String computeMD5(byte[] input) {
    try {//w  w w  .  jav a2  s  . c om
        MessageDigest md = MessageDigest.getInstance("MD5");
        md.update(input, TYPE_NOT_CONNECTED, input.length);
        byte[] md5bytes = md.digest();
        StringBuffer hexString = new StringBuffer();
        for (int i = TYPE_NOT_CONNECTED; i < md5bytes.length; i += TYPE_WIFI) {
            String hex = Integer.toHexString(md5bytes[i] & MotionEventCompat.ACTION_MASK);
            if (hex.length() == TYPE_WIFI) {
                hexString.append('0');
            }
            hexString.append(hex);
        }
        return hexString.toString();
    } catch (NoSuchAlgorithmException e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public static byte[] computeSHA1(byte[] convertme, int offset, int len) {
    try {/*from w w w .  ja v a 2  s.  com*/
        MessageDigest md = MessageDigest.getInstance("SHA-1");
        md.update(convertme, offset, len);
        return md.digest();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return new byte[20];
}

From source file:Main.java

public static String makeMD5Hash(byte[] bytes) {
    try {/*ww w. j av  a2 s.  co  m*/
        MessageDigest md = MessageDigest.getInstance("MD5");
        md.update(bytes, 0, bytes.length);
        byte[] sha1hash = md.digest();
        return convertToHex(sha1hash);
    } catch (NoSuchAlgorithmException e) {
        throw new RuntimeException(e);
    } catch (UnsupportedEncodingException e) {
        throw new RuntimeException(e);
    }
}

From source file:D_common.E_ncript.java

public static String getMd5(String s) {
    try {/*from  w  ww .  j av  a  2  s  . co  m*/
        MessageDigest m = MessageDigest.getInstance("MD5");
        m.update(s.getBytes(), 0, s.length());
        return new BigInteger(1, m.digest()).toString(16);
    } catch (Exception e) {
        e.printStackTrace();
        return "";
    }
}

From source file:Main.java

public static String makeSHA1Hash(byte[] bytes) {
    try {/*from  w ww. j a va  2 s.  c om*/
        MessageDigest md = MessageDigest.getInstance("SHA-1");
        md.update(bytes, 0, bytes.length);
        byte[] sha1hash = md.digest();
        return convertToHex(sha1hash);
    } catch (NoSuchAlgorithmException e) {
        throw new RuntimeException(e);
    } catch (UnsupportedEncodingException e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public static String getMD5Hash(String s) throws NoSuchAlgorithmException {
    MessageDigest m = MessageDigest.getInstance("MD5");
    byte[] data = s.getBytes();
    m.update(data, 0, data.length);
    BigInteger i = new BigInteger(1, m.digest());
    return String.format("%1$032X", i);
}

From source file:Main.java

/***
 * compute hash for text//from w w w .j  av a2 s. c o m
 * 
 * @param text
 * @return
 * @throws NoSuchAlgorithmException
 * @throws UnsupportedEncodingException
 */
public static String SHA1(String text) throws NoSuchAlgorithmException, UnsupportedEncodingException {
    MessageDigest md = MessageDigest.getInstance("SHA-1");
    md.update(text.getBytes("iso-8859-1"), 0, text.length());
    byte[] sha1hash = md.digest();
    return convertToHex(sha1hash);
}