Java Utililty Methods Bit String From

List of utility methods to do Bit String From

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Description

The list of methods to do Bit String From are organized into topic(s).

Method

chartoBit(boolean f)
to Bit 
return f ? '1' : '0';
booleantoBit(byte value, int index)
to Bit 
return ((value >>> (7 - index)) & 1) > 0;
inttoBitMask(int numBits)
to Bit Mask 
return twoToThePowerOf(numBits) - 1;
boolean[]toBits(final byte b)
Convert a byte to a 8 bits 
boolean[] bits = new boolean[8];
for (int i = 0; i < bits.length; i++) {
    bits[i] = ((b & (1 << i)) != 0);
return bits;
StringtoBits(int b)
to Bits 
return Integer.toBinaryString(b).replace(' ', '0');
StringtoBits(int b)
to Bits 
return toBits(b, 8);
boolean[]toBits(long value, int length)
transform a long value into a boolean array 
boolean[] bits = new boolean[length];
for (int i = length - 1; i >= 0; i--) {
    bits[i] = (value & (1 << i)) != 0;
return bits;
boolean[]toBitsArray(byte[] bytes, int bitCount)
to Bits Array 
boolean[] dst = new boolean[bitCount];
for (int i = 0; i < dst.length; i++) {
    dst[i] = (bytes[i / 8] & (1 << (i % 8))) != 0;
return dst;
StringtoBitString(byte value)
to Bit String 
char[] chars = new char[8];
int mask = 1;
for (int i = 0; i < 8; ++i) {
    chars[7 - i] = (value & mask) != 0 ? '1' : '0';
    mask <<= 1;
return new String(chars);
StringtoBitString(byte[] bytes)
to Bit String 
StringBuilder sb = new StringBuilder();
boolean skip = true;
for (byte b : bytes) {
    if (b == 0 && skip) {
    } else {
        skip = false;
        for (int i = 7; i >= 0; i--) {
            sb.append((b >> i) & 1);
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