//public int DataSize => index;
#region ====Ctor====
EntityStoreWriter(int size)
{
if (Runtime.RuntimeContext.Current.RuntimeId == 0)
{
nativeStringPtr = NativeApi.NewNativeString(size, out dataPtr);
}
else
{
//注意:在子进程创建的是NativeBytes
nativeStringPtr = NativeBytes.MakeRaw(size);
dataPtr = (byte *)(nativeStringPtr + 4).ToPointer();
}
index = 0;
}
//TODO: 获取分区对应的RaftGroupId时考虑在Native层缓存
/// <summary>
/// Serializes the model.
/// </summary>
/// <returns>在主进程内返回的是NativeString，在子进程内返回NativeBytes</returns>
internal static unsafe IntPtr SerializeModel(object obj, out int size, int offset = 0)
{
//TODO:暂使用内存Copy
byte[] data = null;
using (MemoryStream ms = new MemoryStream(1024))
{
BinSerializer cf = new BinSerializer(ms);
try { cf.Serialize(obj); }
catch (Exception) { throw; }
finally { cf.Clear(); }
ms.Close();
data = ms.ToArray();
}
size = data.Length + offset;
IntPtr nativeDataPtr = IntPtr.Zero;
byte * dp;
if (Runtime.RuntimeContext.Current.RuntimeId == 0)
{
nativeDataPtr = NativeApi.NewNativeString(size, out dp);
}
else
{
nativeDataPtr = NativeBytes.MakeRaw(size);
dp = (byte *)nativeDataPtr + 4;
}
//Log.Debug($"序列化模型: {obj.GetType().Name} arraySize={size} stringSize={NativeString.GetSize(dataString)}");
fixed(byte *pv = data)
{
for (int i = 0; i < offset; i++)
{
dp[i] = 0;
}
Buffer.MemoryCopy(pv, dp + offset, data.Length, data.Length);
}
return(nativeDataPtr);
}
