Java Utililty Methods Base Encode

List of utility methods to do Base Encode

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Description

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

Method

longtoBase(long startMillis, long currentMillis, long baseMillis)
to Base 
long low = downTo(currentMillis, baseMillis);
long high = upTo(currentMillis, baseMillis);
long ret = startMillis;
while (ret <= low) {
    ret += baseMillis;
while (ret >= high) {
    ret -= baseMillis;
...
LongtoBase10(final String base62)
to Base 
return toBase10(new StringBuilder(base62).reverse().toString().toCharArray());
StringtoBase10(int[] arr)
to Base 
StringBuffer sb = new StringBuffer();
for (int i = 0; i < arr.length; i++) {
    sb.append((arr[i]));
    if (i < arr.length - 1) {
        sb.append(" ");
return sb.toString();
...
StringtoBase10(int[] arr)
to Base 
if (arr == null) {
    return "";
StringBuffer sb = new StringBuffer();
for (int i = 0; i < arr.length; i++) {
    sb.append((arr[i]));
    if (i < arr.length - 1) {
        sb.append(" ");
...
StringtoBase10SuffixedString(long n)
to Base Suffixed String 
for (int i = 0; i < BASE_10_SUFFIXES.length; i++) {
    long d = (n / 1000) / BASE_10_DIVISORS[i];
    if (d == 0) {
        return (n / BASE_10_DIVISORS[i]) + BASE_10_SUFFIXES[i];
throw new AssertionError();
StringtoBase16(byte[] data)
to Base 
return toBase16(data, 0, data.length);
StringtoBase16(int[] arr)
to Base 
return toBase16(arr, ",");
voidToBase16(StringBuilder str, byte[] data)
To Base 
if (data == null) {
    throw new NullPointerException("data");
int length = data.length;
for (int i = 0; i < length; ++i) {
    str.append(HexAlphabet.charAt((data[i] >> 4) & 15));
    str.append(HexAlphabet.charAt(data[i] & 15));
StringtoBase2(byte b)
to Base 
StringBuilder buf = new StringBuilder(8);
buf.append((b & (1 << 7)) == 0 ? '0' : '1');
buf.append((b & (1 << 6)) == 0 ? '0' : '1');
buf.append((b & (1 << 5)) == 0 ? '0' : '1');
buf.append((b & (1 << 4)) == 0 ? '0' : '1');
buf.append((b & (1 << 3)) == 0 ? '0' : '1');
buf.append((b & (1 << 2)) == 0 ? '0' : '1');
buf.append((b & (1 << 1)) == 0 ? '0' : '1');
...
StringtoBase26(int number)
Convert a number into base-26 using lower case letters. 
if (number < 0)
    throw new NumberFormatException("Negative number");
number = Math.abs(number);
String converted = "";
do {
    int remainder = number % 26;
    converted = (char) (remainder + 'a') + converted;
    number = (number - remainder) / 26;
...