Example usage for java.security NoSuchAlgorithmException printStackTrace

List of usage examples for java.security NoSuchAlgorithmException printStackTrace

  1. HOME
  2. Java
  3. java
  4. java.security.*
  5. NoSuchAlgorithmException
  6. printStackTrace

Introduction

In this page you can find the example usage for java.security NoSuchAlgorithmException printStackTrace.

Prototype

public void printStackTrace()

Source Link

Document

Prints this throwable and its backtrace to the standard error stream.

Usage

From source file:Main.java

private static String sha1Hash(String toHash) {
    String hash = null;//from w ww  .j  a v a  2  s. c o  m
    try {
        MessageDigest digest = MessageDigest.getInstance("SHA-1");
        byte[] bytes = toHash.getBytes("UTF-8");
        digest.update(bytes, 0, bytes.length);
        bytes = digest.digest();

        // This is ~55x faster than looping and String.formating()
        hash = bytesToHex(bytes);
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    }
    return hash;
}

From source file:Main.java

public static String md5(final String s) {
    final String MD5 = "MD5";
    try {/*  ww  w.ja v  a  2  s.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

public static String stringToMD5(String string) {
    byte[] hash;/*from  www  .j  av  a  2 s.com*/

    try {
        hash = MessageDigest.getInstance("MD5").digest(string.getBytes("UTF-8"));
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
        return null;
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
        return null;
    }

    StringBuilder hex = new StringBuilder(hash.length * 2);
    for (byte b : hash) {
        if ((b & 0xFF) < 0x10)
            hex.append("0");
        hex.append(Integer.toHexString(b & 0xFF));
    }

    return hex.toString();
}

From source file:Main.java

private static String md5(String input) {
    final String MD5 = "MD5";
    try {/*from  w ww. j  a  v a2s.c  om*/
        // Create MD5 Hash
        MessageDigest digest = java.security.MessageDigest.getInstance(MD5);
        digest.update(input.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 null;
}

From source file:Main.java

/**
 * Returns the Md5 hash for the given text.
 * /*from  www.j  a  va  2 s . c  om*/
 * @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

private static String md5(final String s) {
    final String MD5 = "MD5";
    try {/*  w  ww.  jav  a 2 s  .  co m*/
        MessageDigest digest = MessageDigest.getInstance(MD5);
        digest.update(s.getBytes());
        byte messageDigest[] = digest.digest();

        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

/**
 * generates MD5 of input string//from  w  ww .ja  v  a 2  s .  c om
 *
 * @param input string to be hashed
 * @return MD5 hash of string
 */
public static String getMD5(String input) {

    MessageDigest m = null;
    try {
        m = MessageDigest.getInstance("MD5");
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    m.reset();
    m.update(input.getBytes());
    byte[] digest = m.digest();
    BigInteger bigInt = new BigInteger(1, digest);
    String hashtext = bigInt.toString(16);
    //zero pad to get the full 32 chars.
    while (hashtext.length() < 32) {
        hashtext = "0" + hashtext;
    }
    return hashtext;
}

From source file:Main.java

static public String md5(String str) {
    MessageDigest algorithm = null;
    try {//from   w w w . j  a va  2 s  .c o m
        algorithm = MessageDigest.getInstance("MD5");
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    if (algorithm != null) {
        algorithm.reset();
        algorithm.update(str.getBytes());
        byte[] bytes = algorithm.digest();
        StringBuilder hexString = new StringBuilder();
        for (byte b : bytes) {
            if (Integer.toHexString(0xFF & b).length() == 1)
                hexString.append("0").append(Integer.toHexString(0xFF & b));
            else
                hexString.append(Integer.toHexString(0xFF & b));
        }
        return hexString.toString();
    }
    return "";

}

From source file:Main.java

public static String stringToMD5(String string) {
    byte[] hash;//from  w w  w  .  ja  va  2s  .  com

    try {
        hash = MessageDigest.getInstance("MD5").digest(string.getBytes("UTF-8"));
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
        return null;
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
        return null;
    }

    StringBuilder hex = new StringBuilder(hash.length * 2);
    for (byte b : hash) {
        if ((b & 0xFF) < 0x10)
            hex.append("0");
        hex.append(Integer.toHexString(b & 0xFF));
    }

    return hex.toString().substring(8, 24);
}

From source file:Main.java

public static String md5(String input) {
    String res = "";

    try {/* w w w.  ja  v  a 2 s  .co m*/
        MessageDigest algorithm = MessageDigest.getInstance("MD5");
        algorithm.reset();
        algorithm.update(input.getBytes());
        byte[] md5 = algorithm.digest();
        String tmp = "";
        for (int i = 0; i < md5.length; i++) {
            tmp = (Integer.toHexString(0xFF & md5[i]));
            if (tmp.length() == 1) {
                res += "0" + tmp;
            } else {
                res += tmp;
            }
        }
    } catch (NoSuchAlgorithmException ex) {
        ex.printStackTrace();
        throw new RuntimeException(ex);
    }

    return res;
}