Java Utililty Methods Binary Encode

List of utility methods to do Binary Encode

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Description

The list of methods to do Binary Encode are organized into topic(s).

Method

StringtoBinFromHexChar(final char hex)
to Bin From Hex Char 
switch (hex) {
case '0':
    return ("0000");
case '1':
    return ("0001");
case '2':
    return ("0010");
case '3':
...
StringtoBinFromOct(final String octSymbols)
Transform a string of octal symbols to a string of binary symbols 
StringBuilder bits = new StringBuilder(octSymbols.length() * BITS_PER_OCT_DIGIT);
for (int i = 0; i < octSymbols.length(); i++) {
    bits.append(toBinFromOctChar(octSymbols.charAt(i)));
return (bits.toString());
StringtoBinFromOctChar(final char oct)
to Bin From Oct Char 
switch (oct) {
case '0':
    return ("000");
case '1':
    return ("001");
case '2':
    return ("010");
case '3':
...
StringtoBinString(byte b)
An byte as a string bit representation. 
return toBinString((int) b);
StringtoBinString(byte value)
to Bin String 
StringBuilder sb = new StringBuilder(Integer.toBinaryString(Integer.valueOf(value & 0xff)));
while (sb.length() < 8)
    sb.insert(0, '0');
return sb.toString();
StringtoBinString(byte[] byteArray)
to Bin String 
StringBuilder sb = new StringBuilder();
for (int byteNum = byteArray.length - 1; byteNum >= 0; byteNum--) {
    for (int bitNum = SIZE_IN_BITS - 1; bitNum >= 0; bitNum--) {
        if (bitAt(bitNum, byteArray[byteNum])) {
            sb.append("1");
        } else {
            sb.append("0");
return sb.toString();
StringtoBinString(int val, int minLength)
to Bin String 
StringBuilder sb = new StringBuilder(32);
while (val != 0) {
    sb.append((val & 0x1) == 0 ? '0' : '1');
    val >>>= 1;
while (sb.length() < minLength) {
    sb.append('0');
return sb.reverse().toString();