Example usage for java.security NoSuchAlgorithmException 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

public static String toMd5(String input) {
    String output = input;/*from   w  w  w . j  a va2s. c  om*/
    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 getStringMD5(String key) {
    MessageDigest md5 = null;/*  w ww.j  a va2s .com*/
    try {
        md5 = MessageDigest.getInstance("MD5");
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    md5.update(key.getBytes());
    //important: use Base64.URL_SAFE flag to avoid "+" and "/"
    return new String(Base64.encode(md5.digest(), Base64.URL_SAFE));
}

From source file:Main.java

private static byte[] encryptAlgorithm(byte[] data, String algorithm) {
    try {//from ww  w .j  a  v a2  s .  co 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 {//  ww  w .ja v  a 2 s.  c o  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 KeyPair generateRSAKeyPair(int keyLength) {
    try {/*from ww  w .j a va2  s. c o m*/
        KeyPairGenerator kpg = KeyPairGenerator.getInstance(RSA);
        kpg.initialize(keyLength);
        return kpg.genKeyPair();
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:Main.java

public static byte[] SHA1(String text) {
    if (null == text) {
        return null;
    }// w ww  .  j a  va  2 s.c  o  m
    try {
        MessageDigest messageDigest = MessageDigest.getInstance("SHA1");
        messageDigest.update(text.getBytes());
        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 {//from  www .  ja  v  a2 s  . c o 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 sha1(String s) {
    if (mSha1Digest == null) {
        try {//from   w  w w  . j a  v a 2s . c o  m
            mSha1Digest = MessageDigest.getInstance("SHA-1");
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        }
    }
    byte[] data = mSha1Digest.digest(s.getBytes());
    return String.format("%0" + (data.length * 2) + "X", new BigInteger(1, data));
}

From source file:Main.java

private static byte[] getHash(String password) {
    MessageDigest digest = null;//  ww  w .  j  a  v  a2 s .  c o m
    try {
        digest = MessageDigest.getInstance("SHA-256");
    } catch (NoSuchAlgorithmException e1) {
        e1.printStackTrace();
    }
    if (digest != null) {
        digest.reset();
        return digest.digest(password.getBytes());
    } else {
        return null;
    }

}

From source file:Main.java

public static String hash(String pass) {
    MessageDigest md = null;//from  w ww.ja v  a 2 s .  co  m
    try {
        md = MessageDigest.getInstance("SHA-256");
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    md.update(pass.getBytes());
    byte byteData[] = md.digest();
    StringBuffer sb = new StringBuffer();
    for (int i = 0; i < byteData.length; i++) {
        sb.append(Integer.toString((byteData[i] & 0xff) + 0x100, 16).substring(1));
    }
    return sb.toString();

}