Java Utililty Methods Byte to Hex

StringBuffer s = new StringBuffer(binput.length * 2);
for (int i = 0; i < binput.length; i++) {
    byte b = binput[i];
    s.append(HEXCHARS[(b & 0xF0) >> 4]);
    s.append(HEXCHARS[b & 0x0F]);
return s.toString();

char hexDigits[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
int j = bts.length;
char str[] = new char[j * 2];
int k = 0;
for (int i = 0; i < j; i++) {
    byte byte0 = bts[i];
    str[k++] = hexDigits[byte0 >>> 4 & 0xf];
    str[k++] = hexDigits[byte0 & 0xf];
...

char[] ca = new char[bytes.length * 2];
for (int i = 0; i < bytes.length; i++) {
    int v = bytes[i] & 0xff;
    ca[i * 2] = hexArray[v >>> 4];
    ca[i * 2 + 1] = hexArray[v & 0x0f];
return new String(ca);

if (bytes != null) {
    StringBuilder hexString = new StringBuilder();
    for (byte b : bytes) {
        String strHex = Integer.toHexString(b & 0xFF);
        if (strHex.length() < 2) {
            hexString.append(0);
        hexString.append(strHex);
...

StringBuilder hex = new StringBuilder();
for (int i = 0; i < bytes.length; i++) {
    byte b = bytes[i];
    boolean negative = false;
    if (b < 0)
        negative = true;
    int bAbs = Math.abs(b);
    if (negative)
...

byte[] buff = new byte[2 * b.length];
for (int i = 0; i < b.length; i++) {
    buff[2 * i] = hex[(b[i] >> 4) & 0x0f];
    buff[2 * i + 1] = hex[b[i] & 0x0f];
return new String(buff);

return bytesToHex(new byte[] { b });

if (buf == null)
    return "";
StringBuffer sb = new StringBuffer();
for (byte b : buf) {
    sb.append(byteToHex(b));
    sb.append(",");
return sb.toString();
...

StringBuffer buf = new StringBuffer();
for (int i = 0; i < data.length; i++) {
    int halfbyte = (data[i] >>> 4) & 0x0F;
    int two_halfs = 0;
    do {
        if ((0 <= halfbyte) && (halfbyte <= 9))
            buf.append((char) ('0' + halfbyte));
        else
...

assert inputBytes != null;
assert MOD_HEX_DIGITS != null;
assert MOD_HEX_DIGITS.length == 16;
StringBuilder modHexOutput = new StringBuilder(inputBytes.length * 2);
for (byte b : inputBytes) {
    int msb = (b >> 4) & 0xf;
    int lsb = b & 0xf;
    assert msb >= 0;
...