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:de.wbuecke.codec.HexInput.java

@Override
public String encode(String plaintext) {
    byte[] bytes = encodeBinary(plaintext);
    if (bytes == null)
        return null;
    StringBuilder hex = new StringBuilder();
    for (int pos = 0; pos < bytes.length; pos++)
        hex.append(StringUtils.leftPad(Integer.toHexString(0x000000FF & bytes[pos]).toUpperCase(), 2, "0"));
    return hex.toString();
}

From source file:Main.java

public static String bytes2String(byte digest[]) {
    String str = "";
    String tempStr = "";
    for (int i = 0; i < digest.length; i++) {
        tempStr = (Integer.toHexString(digest[i] & 0xff));
        if (tempStr.length() == 1) {
            str = str + "0" + tempStr;
        } else {/*www. j a  v a 2  s.  com*/
            str += tempStr;
        }
    }
    return str;
}

From source file:Main.java

/**
 * Loads an {@link Animation} object from a resource
 *
 * @param context Application context used to access resources
 * @param id The resource id of the animation to load
 * @return The animation object reference by the specified id
 * @throws NotFoundException when the animation cannot be loaded
 *//*from ww w.j a va  2 s.  c o  m*/
@SuppressWarnings("TryWithIdenticalCatches")
public static Animation loadAnimation(Context context, int id) throws NotFoundException {

    XmlResourceParser parser = null;
    try {
        parser = context.getResources().getAnimation(id);
        return createAnimationFromXml(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

/**
 * @param colorNode//from w  ww  .  j  a v a2 s .co m
 * @return the hex color
 */
public static String toHexColor(Node colorNode) {
    String value = "#000000";
    if (colorNode == null)
        return value;

    try {// FIXME no good to grab 1st child and then node val
        if (colorNode.getFirstChild() == null)
            return value;
        String nodeVal = colorNode.getFirstChild().getNodeValue();
        String[] components = nodeVal.split(", ");
        StringBuffer sb = new StringBuffer(100);
        sb.append("#");
        for (int i = 0; i < components.length - 1; i++) {

            String uglyHack = Integer.toHexString(Integer.parseInt(components[i]));
            uglyHack = uglyHack.length() == 1 ? "0" + uglyHack : uglyHack;
            sb.append(uglyHack);

        }

        value = sb.toString();

    } catch (Exception e) {
        e.printStackTrace();
    }

    return value;
}

From source file:Main.java

public static String byte2hex(byte[] b) {
    StringBuffer hs = new StringBuffer(b.length);
    String stmp = "";
    int len = b.length;
    for (int n = 0; n < len; n++) {
        stmp = Integer.toHexString(b[n] & 0xFF);
        if (stmp.length() == 1)
            hs = hs.append("0").append(stmp);
        else {//from w  w  w  . j a  v  a 2s  .co m
            hs = hs.append(stmp);
        }
    }
    return String.valueOf(hs);
}

From source file:Main.java

public static String getSignatureString(Signature sig, String type) {
    byte[] hexBytes = sig.toByteArray();
    String fingerprint = "error!";
    try {/*from w  ww .  jav  a 2 s.  c o  m*/
        MessageDigest digest = MessageDigest.getInstance(type);
        if (digest != null) {
            byte[] digestBytes = digest.digest(hexBytes);
            StringBuilder sb = new StringBuilder();
            for (byte digestByte : digestBytes) {
                sb.append((Integer.toHexString((digestByte & 0xFF) | 0x100)).substring(1, 3));
            }
            fingerprint = sb.toString();
        }
    } catch (NoSuchAlgorithmException e) {
        e.printStackTrace();
    }

    return fingerprint;
}

From source file:iddb.core.util.Functions.java

public static final String maskIpAddress(String ip) {
    if (ip == null || ip.length() == 0)
        return "";
    String[] parts = ip.split("\\.");
    Integer n = IP_SEED;/*  w ww.  java  2s. co m*/
    n += Integer.parseInt(parts[0]);
    n -= Integer.parseInt(parts[1]);
    n += Integer.parseInt(parts[2]);
    n -= Integer.parseInt(parts[3]);
    n = Math.abs(n);
    return parts[0] + "." + parts[1] + "." + parts[2] + "." + Integer.toHexString(n).toUpperCase();
}

From source file:org.sglover.alfrescoextensions.common.HasherImpl.java

private String getHash(ByteBuffer bytes, int start, int end, MessageDigest digest)
        throws NoSuchAlgorithmException {
    int saveLimit = bytes.limit();
    bytes.limit(end + 1);// w  w  w.j  a  v  a 2s  .  co  m

    bytes.mark();
    bytes.position(start);

    digest.reset();
    digest.update(bytes);
    byte[] array = digest.digest();
    StringBuffer sb = new StringBuffer();
    for (int i = 0; i < array.length; ++i) {
        sb.append(Integer.toHexString((array[i] & 0xFF) | 0x100).substring(1, 3));
    }

    bytes.limit(saveLimit);
    bytes.reset();

    return sb.toString();
}

From source file:Main.java

public static long prefixCodedToLong(final String prefixCoded) {
    final int shift = prefixCoded.charAt(0) - SHIFT_START_LONG;
    if (shift > 63 || shift < 0)
        throw new NumberFormatException(
                "Invalid shift value in prefixCoded string (is encoded value really a LONG?)");
    long sortableBits = 0L;
    for (int i = 1, len = prefixCoded.length(); i < len; i++) {
        sortableBits <<= 7;//from w  w  w . j av  a2 s .  c  o  m
        final char ch = prefixCoded.charAt(i);
        if (ch > 0x7f) {
            throw new NumberFormatException("Invalid prefixCoded numerical value representation (char "
                    + Integer.toHexString(ch) + " at position " + i + " is invalid)");
        }
        sortableBits |= ch;
    }
    return (sortableBits << shift) ^ 0x8000000000000000L;
}

From source file:Encrypt.java

private static String toHexString(byte b[]) {
    StringBuffer hexString = new StringBuffer();
    for (int i = 0; i < b.length; i++) {
        String plainText = Integer.toHexString(0xff & b[i]);
        if (plainText.length() < 2)
            plainText = "0" + plainText;
        hexString.append(plainText);/*from ww w .  j a v  a  2s . c  om*/
    }
    return hexString.toString();
}