generate method
Creates a new UUID that is completely random.
Implementation
@override
Uuid generate() {
for (var i = 0; i < 4; i++) {
final u32 = _random.nextInt(0xffffffff);
_bufferUint8
..[i * 4] = u32 >> 24
..[i * 4 + 1] = u32 >> 16
..[i * 4 + 2] = u32 >> 8
..[i * 4 + 3] = u32;
}
// Version 4.
_bufferUint8[5] = (_bufferUint8[5] & 0x0f) | 0x40;
// Variant 1.
_bufferUint8[11] = (_bufferUint8[11] & 0x3f) | 0x80;
return Uuid.fromBytes(_bufferUint32);
}