Example usage for java.lang Integer toHexString

Introduction

In this page you can find the example usage for java.lang Integer toHexString.

Prototype

public static String toHexString(int i) 

Source Link

Document

Returns a string representation of the integer argument as an unsigned integer in base 16.

Usage

From source file:com.zen.androidhtmleditor.util.TextUtil.java

public static String MD5(String str, String encoding) {
    MessageDigest messageDigest = null;

    try {/*from   ww  w .  j  a  v a2 s  .co m*/
        messageDigest = MessageDigest.getInstance("MD5");
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }
    messageDigest.reset();
    try {
        messageDigest.update(str.getBytes(encoding));
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    }

    byte[] byteArray = messageDigest.digest();

    StringBuffer md5StrBuff = new StringBuffer();

    for (int i = 0; i < byteArray.length; i++) {
        if (Integer.toHexString(0xFF & byteArray[i]).length() == 1)
            md5StrBuff.append("0").append(Integer.toHexString(0xFF & byteArray[i]));
        else
            md5StrBuff.append(Integer.toHexString(0xFF & byteArray[i]));
    }

    return md5StrBuff.toString();
}

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From source file:Main.java

public static String toHex(byte[] data) {
    StringBuffer hash = new StringBuffer();
    for (int i = 0; i < data.length; i++) {
        String hex = Integer.toHexString(0xFF & data[i]);
        if (hex.length() == 1) {
            hash.append('0');
        }/*w  w w  .  j  a  v  a  2s  .com*/
        hash.append(hex);
    }
    return hash.toString();
}

---

From source file:com.feihua.utils.digest.DigestUtils.java

public static String md5(String input) {
    byte[] md5Bytes = md5(input.getBytes());
    StringBuffer hexValue = new StringBuffer();
    for (int i = 0; i < md5Bytes.length; i++) {
        int val = ((int) md5Bytes[i]) & 0xff;
        if (val < 16)
            hexValue.append("0");
        hexValue.append(Integer.toHexString(val));
    }/*from w ww.ja  v  a 2 s  .  com*/
    return hexValue.toString();
}

---

From source file:Main.java

/**
  Convert a byte array to a human-readable String for debugging purposes.
*//*w w  w.j a  v  a  2s . c  o m*/
public static String hexDump(byte[] data) {
    byte byte_value;

    StringBuffer str = new StringBuffer(data.length * 3);

    str.append("Hex dump:\n");

    for (int i = 0; i < data.length; i += 16) {
        // dump the header: 00000000: 
        String offset = Integer.toHexString(i);

        // "0" left pad offset field so it is always 8 char's long.
        for (int offlen = offset.length(); offlen < 8; offlen++)
            str.append("0");
        str.append(offset);
        str.append(":");

        // dump hex version of 16 bytes per line.
        for (int j = 0; (j < 16) && ((i + j) < data.length); j++) {
            byte_value = data[i + j];

            // add spaces between every 2 bytes.
            if ((j % 2) == 0)
                str.append(" ");

            // dump a single byte.
            byte high_nibble = (byte) ((byte_value & 0xf0) >>> 4);
            byte low_nibble = (byte) (byte_value & 0x0f);

            str.append(hex_table[high_nibble]);
            str.append(hex_table[low_nibble]);
        }

        // dump ascii version of 16 bytes
        str.append("  ");

        for (int j = 0; (j < 16) && ((i + j) < data.length); j++) {
            char char_value = (char) data[i + j];

            // RESOLVE (really want isAscii() or isPrintable())
            if (Character.isLetterOrDigit(char_value))
                str.append(String.valueOf(char_value));
            else
                str.append(".");
        }

        // new line
        str.append("\n");
    }
    return (str.toString());

}

---

From source file:Main.java

@SuppressWarnings("TryWithIdenticalCatches")
public static LayoutAnimationController loadLayoutAnimation(Context context, int id) throws NotFoundException {

    XmlResourceParser parser = null;//from  ww  w  . j av a2s .c o m
    try {
        parser = context.getResources().getAnimation(id);
        return createLayoutAnimationFromXml(context, parser);
    } catch (XmlPullParserException ex) {
        NotFoundException rnf = new NotFoundException(
                "Can't load animation resource ID #0x" + Integer.toHexString(id));
        rnf.initCause(ex);
        throw rnf;
    } catch (IOException ex) {
        NotFoundException rnf = new NotFoundException(
                "Can't load animation resource ID #0x" + Integer.toHexString(id));
        rnf.initCause(ex);
        throw rnf;
    } finally {
        if (parser != null)
            parser.close();
    }
}

---

From source file:Main.java

private static final String bytesToHexString(byte[] bArr) {
    StringBuilder stringBuilder = new StringBuilder();
    if (bArr == null || bArr.length <= 0) {
        return null;
    }//from   w ww .  j  a v a2 s  .  co m
    for (int i = SYSTEM_ROOT_STATE_DISABLE; i < bArr.length; i += SYSTEM_ROOT_STATE_ENABLE) {
        String toHexString = Integer.toHexString(bArr[i] & 255);// TODO 255
        if (toHexString.length() < 2) {
            stringBuilder.append(SYSTEM_ROOT_STATE_DISABLE);
        }
        stringBuilder.append(toHexString);
    }
    return stringBuilder.toString();
}

---

From source file:com.netflix.exhibitor.core.s3.S3Utils.java

public static String toHex(byte[] digest) {
    StringBuilder sb = new StringBuilder(digest.length * 2);
    for (byte b : digest) {
        String hex = Integer.toHexString(b);
        if (hex.length() == 1) {
            sb.append("0");
        } else if (hex.length() == 8) {
            hex = hex.substring(6);//from   w  w w.j  av a 2s.  c  o m
        }
        sb.append(hex);
    }
    return sb.toString().toLowerCase();
}

---

From source file:Main.java

/**
 * VLC authorize only "-._~" in Mrl format, android Uri authorize "_-!.~'()*".
 * Therefore, encode the characters authorized by Android Uri when creating a mrl from an Uri.
 *//*w w w  .jav  a  2s.c o  m*/
public static String locationFromUri(Uri uri) {
    final char array[] = uri.toString().toCharArray();
    final StringBuilder sb = new StringBuilder(array.length * 2);

    for (final char c : array) {
        if (URI_AUTHORIZED_CHARS.indexOf(c) != -1)
            sb.append("%").append(Integer.toHexString(c));
        else
            sb.append(c);
    }

    return sb.toString();
}

---

From source file:Main.java

/**
 * Formats a given nonce count as a HTTP header value. The header is
 * {@link org.restlet.engine.header.HeaderConstants#HEADER_AUTHENTICATION_INFO}.
 * //from   w w w.jav a 2 s  .c  o  m
 * @param nonceCount
 *            The given nonce count.
 * @return The formatted value of the given nonce count.
 */
public static String formatNonceCount(int nonceCount) {
    StringBuilder result = new StringBuilder(Integer.toHexString(nonceCount));
    while (result.length() < 8) {
        result.insert(0, '0');
    }

    return result.toString();
}

---

From source file:CryptPassword.java

/**
 * Generates the MD5 hash from a given string.
 * /* ww w  . j av a  2s. co  m*/
 * @param inputString
 *            is the input String
 * @return the MD5 from the string used.
 */
public static String getMD5Hash(String inputString) {
    byte buf[] = inputString.getBytes();
    StringBuffer hexString = new StringBuffer();
    try {
        MessageDigest algorithm = MessageDigest.getInstance("MD5");
        algorithm.reset();
        algorithm.update(buf);
        byte[] digest = algorithm.digest();
        for (int i = 0; i < digest.length; i++) {
            hexString.append(pad(Integer.toHexString(0xFF & digest[i]), 2));

        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return hexString.toString();
}

---

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