varIntSizeOf static method
Implementation
static int varIntSizeOf(BigInt i) {
if (i.compareTo(BigInt.from(0xfd)) < 0) return 1;
if (i.compareTo(BigInt.from(0xffff)) <= 0) return 3;
if (i.compareTo(BigInt.from(0xffffffff)) <= 0) return 5;
return 9;
}