private static void MacAddressGenerator()
{
var mac = NetworkInterface.GetAllNetworkInterfaces().First(i => i.OperationalStatus == OperationalStatus.Up).GetPhysicalAddress().GetAddressBytes();
if (BitConverter.IsLittleEndian)
{
Array.Reverse(mac);
}
var generator = new IdGuidGenerator(mac);
Debug.Log($" == Guid ids with MAC Address identifier ({BitConverter.ToString(mac)}) ==");
foreach (var id in generator.Take(5).ToArray())
{
Debug.Log(id);
}
Debug.Log($" == Guid ids with MAC Address identifier:[{BitConverter.ToString(mac)}] and epoch:[{new DateTime(2012, 10, 1)}] == ");
generator = new IdGuidGenerator(mac, new DateTime(2012, 10, 1));
foreach (var id in generator.Take(5).ToArray())
{
Debug.Log(id);
}
}
public void DistinctGuidIdsForMultiThreads()
{
Thread[] threads = new Thread[HowManyThreads];
Guid[][] ids = new Guid[HowManyThreads][];
List <Guid> allIds = new List <Guid>(HowManyIds * HowManyThreads);
IIdGenerator <Guid> idGenerator = new IdGuidGenerator();
for (int i = 0; i < HowManyThreads; i++)
{
var threadId = i;
threads[i] = new Thread(() =>
{
ids[threadId] = idGenerator.Take(HowManyIds).ToArray();
});
threads[i].Start();
}
for (int i = 0; i < HowManyThreads; i++)
{
threads[i].Join();
Assert.IsTrue(AssertUtil.AreUnique(ids[i]), "All ids needs to be unique");
Assert.IsTrue(AssertUtil.AreSorted(ids[i]), "Ids array needs to be ordered");
allIds.AddRange(ids[i]);
}
Assert.AreEqual(
HowManyIds * HowManyThreads, allIds.Distinct().Count(),
"All ids needs to be unique");
}
public static void MacAddressGenerator()
{
var mac = NetworkInterface.GetAllNetworkInterfaces()
.Where(i => i.OperationalStatus == OperationalStatus.Up)
.First().GetPhysicalAddress().GetAddressBytes();
if (BitConverter.IsLittleEndian)
Array.Reverse(mac);
var generator = new IdGuidGenerator(mac);
Console.WriteLine();
Console.WriteLine(" == Guid ids with MAC Address identifier ({0}) ==",
BitConverter.ToString(mac));
foreach (var id in generator.Take(5).ToArray())
{
Console.WriteLine(id);
}
Console.WriteLine();
Console.WriteLine(" == Guid ids with MAC Address identifier:[{0}] and epoch:[{1}] ==",
BitConverter.ToString(mac), new DateTime(2012, 10, 1));
generator = new IdGuidGenerator(mac, new DateTime(2012, 10, 1));
foreach (var id in generator.Take(5).ToArray())
{
Console.WriteLine(id);
}
}
public static void MacAddressGenerator()
{
var mac = NetworkInterface.GetAllNetworkInterfaces()
.Where(i => i.OperationalStatus == OperationalStatus.Up)
.First().GetPhysicalAddress().GetAddressBytes();
if (BitConverter.IsLittleEndian)
{
Array.Reverse(mac);
}
var generator = new IdGuidGenerator(mac);
Console.WriteLine();
Console.WriteLine(" == Guid ids with MAC Address identifier ({0}) ==",
BitConverter.ToString(mac));
foreach (var id in generator.Take(5).ToArray())
{
Console.WriteLine(id);
}
Console.WriteLine();
Console.WriteLine(" == Guid ids with MAC Address identifier:[{0}] and epoch:[{1}] ==",
BitConverter.ToString(mac), new DateTime(2012, 10, 1));
generator = new IdGuidGenerator(mac, new DateTime(2012, 10, 1));
foreach (var id in generator.Take(5).ToArray())
{
Console.WriteLine(id);
}
}
public void DistinctGuidIdsForMultiThreads()
{
Thread[] threads = new Thread[HowManyThreads];
Guid[][] ids = new Guid[HowManyThreads][];
List<Guid> allIds = new List<Guid>(HowManyIds * HowManyThreads);
IIdGenerator<Guid> idGenerator = new IdGuidGenerator();
for (int i = 0; i < HowManyThreads; i++)
{
var threadId = i;
threads[i] = new Thread(() =>
{
ids[threadId] = idGenerator.Take(HowManyIds).ToArray();
});
threads[i].Start();
}
for (int i = 0; i < HowManyThreads; i++)
{
threads[i].Join();
Assert.IsTrue(AssertUtil.AreUnique(ids[i]), "All ids needs to be unique");
Assert.IsTrue(AssertUtil.AreSorted(ids[i]), "Ids array needs to be ordered");
allIds.AddRange(ids[i]);
}
Assert.AreEqual(
HowManyIds * HowManyThreads, allIds.Distinct().Count(),
"All ids needs to be unique");
}
public void SortableGuidIds()
{
IIdGenerator <Guid> idGenerator = new IdGuidGenerator();
Guid[] ids = idGenerator.Take(HowManyIds).ToArray();
Assert.IsTrue(AssertUtil.AreSorted(ids), "Ids array needs to be ordered");
}
public void SortableGuidIds()
{
IIdGenerator<Guid> idGenerator = new IdGuidGenerator();
Guid[] ids = idGenerator.Take(HowManyIds).ToArray();
Assert.IsTrue(AssertUtil.AreSorted(ids), "Ids array needs to be ordered");
}
public void UniqueGuidIds()
{
IIdGenerator<Guid> idGenerator = new IdGuidGenerator();
Guid[] ids = idGenerator.Take(HowManyIds).ToArray();
Assert.IsTrue(AssertUtil.AreUnique(ids), "All ids needs to be unique");
}
public void UniqueGuidIds()
{
IIdGenerator <Guid> idGenerator = new IdGuidGenerator();
Guid[] ids = idGenerator.Take(HowManyIds).ToArray();
Assert.IsTrue(AssertUtil.AreUnique(ids), "All ids needs to be unique");
}
private static void GuidGenerator()
{
Debug.Log(" == Guid ids ==");
var idGuidGenerator = new IdGuidGenerator(0x123456789ABCL);
foreach (var id in idGuidGenerator.Take(5).ToArray())
{
Debug.Log(id);
}
}
private static void GuidGenerator()
{
Console.WriteLine();
Console.WriteLine(" == Guid ids ==");
var idGuidGenerator = new IdGuidGenerator(0x123456789ABCL);
foreach (var id in idGuidGenerator.Take(5).ToArray())
{
Console.WriteLine(id);
}
}
private static void GuidGenerator()
{
Console.WriteLine();
Console.WriteLine(" == Guid ids ==");
var idGuidGenerator = new IdGuidGenerator(0x123456789ABCL);
foreach (var id in idGuidGenerator.Take(5).ToArray())
{
Console.WriteLine(id);
}
}
private static void BenchmarkGuidGenerator()
{
int iterations = 128 * 1024 * 1024;
Console.WriteLine();
Console.WriteLine(" == Benchmark Guid ids with {0} iterations ==", iterations);
for (int i = 0; i < 5; i++)
{
var idGuidGenerator = new IdGuidGenerator(0x123456789ABCL);
TimeSpan elapsed = Benchmark(idGuidGenerator, iterations);
Console.WriteLine("Elapsed {0} ({1:0.#} id/sec)", elapsed, iterations / elapsed.TotalSeconds);
}
}
// Start is called before the first frame update
private void Start()
{
Debug.Log(Id);
const int count = 1;
var unique = new Id64Generator(10);
var unique2 = new IdGuidGenerator(10);
var unique3 = new IdStringGeneratorWrapper(unique);
Profiler.BeginSample("track snowflake 1");
string str1 = "";
for (int i = 0; i < count; i++)
{
str1 = unique.GenerateId().ToString();
}
Profiler.EndSample();
Profiler.BeginSample("track snowflake 2");
for (int i = 0; i < count; i++)
{
unique2.GenerateId();
}
Profiler.EndSample();
Profiler.BeginSample("track snowflake 3");
string str2 = "";
for (int i = 0; i < count; i++)
{
str2 = unique3.GenerateId();
}
Profiler.EndSample();
Profiler.BeginSample("track guid");
for (int i = 0; i < count; i++)
{
Guid.NewGuid();
}
Profiler.EndSample();
Debug.Log(str1);
Debug.Log(str2);
Main();
}
public void IdentiferUsesLowOrderBytesOfInt64()
{
long identifier = 0x0123456789abcdef;
IIdGenerator<Guid> idGenerator = new IdGuidGenerator(identifier);
Guid id = idGenerator.GenerateId();
byte[] bytes = id.ToByteArray();
Assert.AreEqual((byte)0x45, bytes[8 + 0]);
Assert.AreEqual((byte)0x67, bytes[8 + 1]);
Assert.AreEqual((byte)0x89, bytes[8 + 2]);
Assert.AreEqual((byte)0xab, bytes[8 + 3]);
Assert.AreEqual((byte)0xcd, bytes[8 + 4]);
Assert.AreEqual((byte)0xef, bytes[8 + 5]);
}
public void IdentiferUsesLowOrderBytesOfInt64()
{
long identifier = 0x0123456789abcdef;
IIdGenerator <Guid> idGenerator = new IdGuidGenerator(identifier);
Guid id = idGenerator.GenerateId();
byte[] bytes = id.ToByteArray();
Assert.AreEqual((byte)0x45, bytes[8 + 0]);
Assert.AreEqual((byte)0x67, bytes[8 + 1]);
Assert.AreEqual((byte)0x89, bytes[8 + 2]);
Assert.AreEqual((byte)0xab, bytes[8 + 3]);
Assert.AreEqual((byte)0xcd, bytes[8 + 4]);
Assert.AreEqual((byte)0xef, bytes[8 + 5]);
}
static SequenceQueue()
{
id64Generator = new Id64Generator();
idGuid = new IdGuidGenerator();
}
