Example usage for java.math BigInteger BigInteger

Introduction

In this page you can find the example usage for java.math BigInteger BigInteger.

Prototype

private BigInteger(byte[] magnitude, int signum)

Source Link

Document

This private constructor is for internal use and assumes that its arguments are correct.

Usage

From source file:Main.java

public static String GetHash(byte[] data) {
    MessageDigest md;//from w w w. j av a  2  s  .c om
    String hash = null;
    try {
        md = MessageDigest.getInstance("MD5");
        hash = new BigInteger(1, md.digest(data)).toString(16);
    } catch (NoSuchAlgorithmException e) {
        Log.i("BMSUtil", "Hashing Error!");
        e.printStackTrace();
    }
    return hash;
}

From source file:Main.java

public static String getMD5(String input) {
    try {//  w  w w  .  ja v  a  2 s.com
        MessageDigest md = MessageDigest.getInstance("MD5");
        byte[] messageDigest = md.digest(input.getBytes());
        BigInteger number = new BigInteger(1, messageDigest);
        String hashtext = number.toString(16);
        // Now we need to zero pad it if you actually want the full 32 chars.
        while (hashtext.length() < 32) {
            hashtext = "0" + hashtext;
        }
        return hashtext;
    } catch (NoSuchAlgorithmException e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public final static String md5(String value) {
    try {/*from  w  w w  .ja v a 2  s.co  m*/
        MessageDigest md = MessageDigest.getInstance("MD5");
        byte[] messageDigest = md.digest(value.getBytes());
        BigInteger number = new BigInteger(1, messageDigest);
        String md5 = number.toString(16);

        while (md5.length() < 32) {
            md5 = "0" + md5;
        }
        return md5;

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

From source file:Main.java

public static String toMd5(String input) {
    String output = input;/*from   w w  w  . j a  va 2  s  .  com*/
    try {
        MessageDigest md5 = MessageDigest.getInstance("MD5");
        md5.update(input.getBytes(), 0, input.length());
        output = new BigInteger(1, md5.digest()).toString(16);

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

From source file:Main.java

public static String hashImgUrl(String imgUrl) throws NoSuchAlgorithmException {
    String imgKey = null;//from ww w  .j a v a  2  s  .  c o m
    MessageDigest m = MessageDigest.getInstance("MD5");
    m.reset();
    m.update(imgUrl.getBytes());
    byte[] digest = m.digest();
    BigInteger bigInt = new BigInteger(1, digest);
    imgKey = bigInt.toString(16);
    while (imgKey.length() < 32)
        imgKey = "0" + imgKey;
    return imgKey;
}

From source file:Main.java

public static String md5(String senha) {
    String sen = "";
    MessageDigest md = null;//from  www  . ja v a  2 s  .  co  m
    try {
        md = MessageDigest.getInstance("MD5");
    } catch (NoSuchAlgorithmException e) {
        Log.w("Problemas ao gerar MD5", e);
    }
    BigInteger hash = new BigInteger(1, md.digest(senha.getBytes()));
    sen = hash.toString(16);
    return sen;
}

From source file:Main.java

public static String getMd5Digest(String pInput) {
    if (pInput == null)
        return "";

    try {/*w  w w.  j  av a  2  s  .  co  m*/
        MessageDigest lDigest = MessageDigest.getInstance("MD5");
        lDigest.update(getBytes(pInput));
        BigInteger lHashInt = new BigInteger(1, lDigest.digest());
        return String.format("%1$032X", lHashInt);
    } catch (NoSuchAlgorithmException lException) {
        throw new RuntimeException(lException);
    }
}

From source file:Main.java

public static String getMd5Digest(final String pInput) {
    if (pInput != null) {
        try {/*from   ww w. j  a  v  a2s  .com*/
            final MessageDigest lDigest = MessageDigest.getInstance("MD5");
            lDigest.update(getBytes(pInput));
            final BigInteger lHashInt = new BigInteger(1, lDigest.digest());
            return String.format("%1$032X", lHashInt);
        } catch (final NoSuchAlgorithmException lException) {
            return pInput;
        }
    }
    return null;

}

From source file:Main.java

public static String getSHA1Digest(final String pInput) {
    if (pInput != null) {
        try {/*from   ww w  . ja  v  a2s  . c  om*/
            final MessageDigest lDigest = MessageDigest.getInstance("SHA1");
            lDigest.update(getBytes(pInput));
            final BigInteger lHashInt = new BigInteger(1, lDigest.digest());
            return String.format("%1$032X", lHashInt);
        } catch (final NoSuchAlgorithmException lException) {
            return pInput;
        }
    }
    return null;
}

From source file:Main.java

private static String encode(String str, String method) {
    MessageDigest md = null;//w ww  .j av a 2  s  .co m
    String dstr = null;
    try {
        md = MessageDigest.getInstance(method);
        md.update(str.getBytes());
        dstr = new BigInteger(1, md.digest()).toString(16);
        int dstrCount = 32 - dstr.length();
        for (int i = 0; i < dstrCount; i++) {
            dstr = "0" + dstr;
        }
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    return dstr;
}