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:com.exam.mserver.common.persistence.util.Digests.java

/**
 * , ?md5sha1./* ww w.  ja v a  2  s  . c om*/
 */
private static byte[] digest(byte[] input, String algorithm, byte[] salt, int iterations) {
    try {
        MessageDigest digest = MessageDigest.getInstance(algorithm);

        if (salt != null) {
            digest.update(salt);
        }

        byte[] result = digest.digest(input);

        for (int i = 1; i < iterations; i++) {
            digest.reset();
            result = digest.digest(result);
        }
        return result;
    } catch (GeneralSecurityException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.idea.quickstart.common.security.Digests.java

/**
 * , ?md5sha1.//  www.j  av a 2 s .  co  m
 */
private static byte[] digest(byte[] input, String algorithm, byte[] salt, int iterations) {
    try {
        MessageDigest digest = MessageDigest.getInstance(algorithm);

        if (salt != null) {
            digest.update(salt);
        }

        byte[] result = digest.digest(input);

        for (int i = 1; i < iterations; i++) {
            digest.reset();
            result = digest.digest(result);
        }
        return result;
    } catch (GeneralSecurityException e) {
    }
    return null;
}

From source file:com.pfw.popsicle.common.Digests.java

/**
 * , ?md5sha1.//from w  w w  .  ja  va 2  s.c  o m
 */
private static byte[] digest(byte[] input, String algorithm, byte[] salt, int iterations) {
    try {
        MessageDigest digest = MessageDigest.getInstance(algorithm);

        if (salt != null) {
            digest.update(salt);
        }

        byte[] result = digest.digest(input);

        for (int i = 1; i < iterations; i++) {
            digest.reset();
            result = digest.digest(result);
        }
        return result;
    } catch (GeneralSecurityException e) {
        return null;
    }
}

From source file:com.cmri.bpt.common.util.DigestUtil.java

/**
 * , ?md5sha1./*  w  w w .  ja  v  a  2s.  c o  m*/
 */
private static byte[] digest(byte[] input, String algorithm, byte[] salt, int iterations) {
    try {
        MessageDigest digest = MessageDigest.getInstance(algorithm);

        if (salt != null) {
            digest.update(salt);
        }

        byte[] result = digest.digest(input);

        for (int i = 1; i < iterations; i++) {
            digest.reset();
            result = digest.digest(result);
        }
        return result;
    } catch (GeneralSecurityException e) {
        throw ExceptionUtil.asUnChecked(e);
    }
}

From source file:com.drisoftie.cwdroid.util.CredentialUtils.java

public static String md5(final String s) {
    try {//w  w  w . j a va  2  s  .  co  m
        // Create MD5 Hash
        MessageDigest digest = java.security.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:com.modoop.core.security.utils.Digests.java

/**
 * , ?md5sha1./*from   w w  w. jav a2s  .c  o m*/
 */
private static byte[] digest(byte[] input, String algorithm, byte[] salt, int iterations) {
    try {
        MessageDigest digest = MessageDigest.getInstance(algorithm);

        if (salt != null) {
            digest.update(salt);
        }

        byte[] result = digest.digest(input);

        for (int i = 1; i < iterations; i++) {
            digest.reset();
            result = digest.digest(result);
        }
        return result;
    } catch (GeneralSecurityException e) {
        throw ExceptionUtils.unchecked(e);
    }
}

From source file:com.topsem.common.security.utils.Digests.java

/**
 * , ?md5sha1./*w w w  . jav  a 2  s  .  c om*/
 */
private static byte[] digest(byte[] input, String algorithm, byte[] salt, int iterations) {
    try {
        MessageDigest digest = MessageDigest.getInstance(algorithm);

        if (salt != null) {
            digest.update(salt);
        }

        byte[] result = digest.digest(input);

        for (int i = 1; i < iterations; i++) {
            digest.reset();
            result = digest.digest(result);
        }
        return result;
    } catch (GeneralSecurityException e) {
        throw Throwables.propagate(e);
    }
}

From source file:apm.common.security.Digests.java

/**
 * , ?md5sha1./*from   w  ww  .ja v a  2s.  c o m*/
 */
private static byte[] digest(byte[] input, String algorithm, byte[] salt, int iterations) {
    try {
        MessageDigest digest = MessageDigest.getInstance(algorithm);

        if (salt != null) {
            digest.update(salt);
        }

        byte[] result = digest.digest(input);

        for (int i = 1; i < iterations; i++) {
            digest.reset();
            result = digest.digest(result);
        }
        return result;
    } catch (GeneralSecurityException e) {
        throw Exceptions.unchecked(e);
    }
}

From source file:com.jredrain.base.utils.Digests.java

public static String sha1(String decript) {
    try {//from w w  w. j a  va  2s. co m
        MessageDigest digest = MessageDigest.getInstance("SHA-1");
        digest.update(decript.getBytes());
        byte messageDigest[] = digest.digest();
        // Create Hex String
        StringBuffer hexString = new StringBuffer();
        // ? ?? 
        for (int i = 0; i < messageDigest.length; i++) {
            String shaHex = Integer.toHexString(messageDigest[i] & 0xFF);
            if (shaHex.length() < 2) {
                hexString.append(0);
            }
            hexString.append(shaHex);
        }
        return hexString.toString();

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

From source file:com.myb.portal.util.Digests.java

/**
 * , ?md5sha1.//from ww w  .j  a v  a 2 s  .com
 */
private static byte[] digest(byte[] input, String algorithm, byte[] salt, int iterations) {
    try {
        MessageDigest digest = MessageDigest.getInstance(algorithm);

        if (salt != null) {
            digest.update(salt);
        }

        byte[] result = digest.digest(input);

        for (int i = 1; i < iterations; i++) {
            digest.reset();
            result = digest.digest(result);
        }
        return result;
    } catch (GeneralSecurityException e) {
        //         throw Exceptions.unchecked(e);
    }
    return salt;
}