public static RuntimeTypeModel BuildMeta()
{
RuntimeTypeModel model;
#if !FX11
model = TypeModel.Create();
model.Add(typeof(Order), false)
.Add(1, "OrderID")
.Add(2, "CustomerID")
.Add(3, "EmployeeID")
.Add(4, "OrderDate")
.Add(5, "RequiredDate")
.Add(6, "ShippedDate")
.Add(7, "ShipVia")
.Add(8, "Freight")
.Add(9, "ShipName")
.Add(10, "ShipAddress")
.Add(11, "ShipCity")
.Add(12, "ShipRegion")
.Add(13, "ShipPostalCode")
.Add(14, "ShipCountry");
model.Add(typeof(Product), false)
.Add(1, "ProductID")
.Add(2, "ProductName")
.Add(3, "SupplierID")
.Add(4, "CategoryID")
.Add(5, "QuantityPerUnit")
.Add(6, "UnitPrice")
.Add(7, "UnitsInStock")
.Add(8, "UnitsOnOrder")
.Add(9, "ReorderLevel")
.Add(10, "Discontinued")
.Add(11, "LastEditDate")
.Add(12, "CreationDate");
TypeModel compiled = model.Compile();
Type type = typeof(Product);
PropertyInfo[] props = type.GetProperties();
Product prod = new Product();
prod.ProductID = 123;
prod.ProductName = "abc devil";
prod.SupplierID = 456;
prod.CategoryID = 13;
prod.QuantityPerUnit = "1";
prod.UnitPrice = 12.99M;
prod.UnitsInStock = 96;
prod.UnitsOnOrder = 12;
prod.ReorderLevel = 30;
prod.Discontinued = false;
prod.LastEditDate = new DateTime(2009, 5, 7);
prod.CreationDate = new DateTime(2009, 1, 3);
DumpObject("Original", props, prod);
const int loop = 100000;
Console.WriteLine("Iterations: " + loop);
Stopwatch watch;
MemoryStream reuseDump = new MemoryStream(100 * 1024);
#if FX30
System.Runtime.Serialization.DataContractSerializer dcs = new System.Runtime.Serialization.DataContractSerializer(type);
using (MemoryStream ms = new MemoryStream()) {
dcs.WriteObject(ms, prod);
Console.WriteLine("DataContractSerializer: {0} bytes", ms.Length);
}
watch = Stopwatch.StartNew();
for (int i = 0; i < loop; i++)
{
reuseDump.SetLength(0);
dcs.WriteObject(reuseDump, prod);
}
watch.Stop();
Console.WriteLine("DataContractSerializer serialize: {0} ms", watch.ElapsedMilliseconds);
watch = Stopwatch.StartNew();
for (int i = 0; i < loop; i++)
{
reuseDump.Position = 0;
dcs.ReadObject(reuseDump);
}
watch.Stop();
Console.WriteLine("DataContractSerializer deserialize: {0} ms", watch.ElapsedMilliseconds);
{
reuseDump.Position = 0;
Product p1 = (Product) dcs.ReadObject(reuseDump);
DumpObject("DataContractSerializer", props, p1);
}
System.Runtime.Serialization.NetDataContractSerializer ndcs = new System.Runtime.Serialization.NetDataContractSerializer();
using (MemoryStream ms = new MemoryStream()) {
ndcs.Serialize(ms, prod);
Console.WriteLine("NetDataContractSerializer: {0} bytes", ms.Length);
}
watch = Stopwatch.StartNew();
for (int i = 0; i < loop; i++)
{
reuseDump.SetLength(0);
ndcs.Serialize(reuseDump, prod);
}
watch.Stop();
Console.WriteLine("NetDataContractSerializer serialize: {0} ms", watch.ElapsedMilliseconds);
watch = Stopwatch.StartNew();
for (int i = 0; i < loop; i++)
{
reuseDump.Position = 0;
ndcs.Deserialize(reuseDump);
}
watch.Stop();
Console.WriteLine("NetDataContractSerializer deserialize: {0} ms", watch.ElapsedMilliseconds);
{
reuseDump.Position = 0;
Product p1 = (Product) ndcs.Deserialize(reuseDump);
DumpObject("NetDataContractSerializer", props, p1);
}
#endif
using (MemoryStream ms = new MemoryStream())
{
compiled.Serialize(ms, prod);
byte[] buffer = ms.GetBuffer();
int len = (int)ms.Length;
Console.WriteLine("protobuf-net v2: {0} bytes", len);
for (int i = 0; i < len; i++)
{
Console.Write(buffer[i].ToString("x2"));
}
Console.WriteLine();
}
watch = Stopwatch.StartNew();
for (int i = 0; i < loop; i++)
{
reuseDump.SetLength(0);
compiled.Serialize(reuseDump, prod);
}
watch.Stop();
Console.WriteLine("protobuf-net v2 serialize: {0} ms", watch.ElapsedMilliseconds);
watch = Stopwatch.StartNew();
for (int i = 0; i < loop; i++)
{
reuseDump.Position = 0;
compiled.Deserialize(reuseDump, null, type);
}
watch.Stop();
Console.WriteLine("protobuf-net v2 deserialize: {0} ms", watch.ElapsedMilliseconds);
{
reuseDump.Position = 0;
Product p1 = (Product)compiled.Deserialize(reuseDump, null, type);
DumpObject("protobuf-net v2", props, p1);
}
// 080d 1203(616263) 207b
// 3205(08b9601804)
// 5000 6204(08cede01)
// 00 08 = 1|000 = field 1, variant
// 01 0d = 13
// 02 12 = 10|010 = field 2, string
// 03 03 = length 3
// 04 616263 = "abc"
// 07 20 = 100|000 = field 4, variant
// 08 7B = 123
// 09 32 = 110|010 = field 6, string
// 10 05 = length 5
// 11 08 = 1|000 = field 1, variant
// 12 b960 (le) = 1100000:0111001 = 12345
// 14 18 = 11|000 = field 3, variant
// 15 04 = 4 (signScale = scale 2, +ve)
// 16 50 = 1010|000 = field 10, variant
// 17 00 = false
// 18 62 = 1100|010 = field 12, string
// 19 04 = length 4
// 20 08 = 1|000 = field 1, variant
// 21 cede01 = 1:1011110:1001110 = 28494 (days, signed) = 14247 = 03/01/2009
Product clone = (Product)compiled.DeepClone(prod);
Console.WriteLine(clone.CategoryID);
Console.WriteLine(clone.ProductName);
Console.WriteLine(clone.CreationDate);
Console.WriteLine(clone.ProductID);
Console.WriteLine(clone.UnitPrice);
#endif
model = TypeModel.Create();
model.Add(typeof(Customer), false)
.Add(1, "Id")
.Add(3, "Name")
#if !FX11
.Add(5, "HowMuch")
.Add(6, "HasValue")
#endif
;
;
model.Add(typeof(CustomerStruct), false)
.Add(1, "Id")
.Add(3, "Name")
#if !FX11
.Add(5, "HowMuch")
.Add(6, "HasValue")
#endif
;
return model;
}
private static Product Read(Product product1, ProtoReader reader1)
{
int num;
while ((num = reader1.ReadFieldHeader()) > 0)
{
switch (num)
{
case 1:
if (product1 == null)
{
product1 = new Product();
}
product1.ProductID = reader1.ReadInt32();
continue;
case 2:
if (product1 == null)
{
product1 = new Product();
}
product1.ProductName = reader1.ReadString();
continue;
case 3:
if (product1 == null)
{
product1 = new Product();
}
product1.SupplierID = new int?(reader1.ReadInt32());
continue;
}
}
return product1;
}
