/// <summary>
/// 加载操作数据
/// </summary>
/// <param name="loadData">加载数据</param>
/// <returns>是否加载成功</returns>
internal bool Load(ref LoadData loadData)
{
OperationParameter.NodeParser parser = new OperationParameter.NodeParser(this, ref loadData);
do
{
if (parser.Load(ref loadData))
{
switch (parser.OperationType)
{
case OperationParameter.OperationType.LoadArraySize:
int size = parser.ReadInt();
if (parser.IsEnd)
{
Array = new DataStructureItem[size];
isRebuild = true;
break;
}
return(false);
case OperationParameter.OperationType.GetOrCreateDataStructure:
if (loadDataStructure(loadData.Buffer))
{
break;
}
return(false);
case OperationParameter.OperationType.RemoveDataStructure:
if (loadRemoveDataStructure(loadData.Buffer))
{
break;
}
return(false);
case OperationParameter.OperationType.LoadIndexIdentity:
if (loadIndexIdentity(ref parser))
{
break;
}
return(false);
default:
ServerDataStructure dataStructure = parser.Get(Array);
if (dataStructure != null)
{
dataStructure.Node.Operation(ref parser);
}
break;
}
}
else
{
return(false);
}
}while (loadData.IsNext);
return(true);
}
/// <summary>
/// 操作数据
/// </summary>
/// <param name="buffer">数据缓冲区</param>
/// <param name="onOperation"></param>
internal void Operation(Buffer buffer, Func <AutoCSer.Net.TcpServer.ReturnValue <ReturnParameter>, bool> onOperation)
{
int isReturn = 0;
try
{
if (CanWrite)
{
fixed(byte *dataFixed = buffer.Array.Array)
{
OperationParameter.NodeParser parser = new OperationParameter.NodeParser(this, buffer, dataFixed);
ServerDataStructure dataStructure = parser.Get(Array);
if (dataStructure != null)
{
parser.OnReturn = onOperation;
try
{
dataStructure.Node.Operation(ref parser);
}
finally
{
if (parser.OnReturn == null)
{
isReturn = 1;
}
}
if (parser.IsOperation)
{
this.onOperation(buffer);
}
else
{
buffer.FreeReference();
}
return;
}
}
buffer.FreeReference();
isReturn = 1;
onOperation(new ReturnParameter(ReturnType.DataStructureIdentityError));
return;
}
buffer.FreeReference();
}
finally
{
if (isReturn == 0)
{
onOperation(new ReturnParameter(ReturnType.CanNotWrite));
}
}
}
/// <summary>
/// 创建短路径
/// </summary>
/// <param name="node"></param>
/// <param name="parser"></param>
internal void CreateShortPath(Cache.Value.Node node, ref OperationParameter.NodeParser parser)
{
byte[] packet = parser.CreateReadPacket(OperationParameter.Serializer.HeaderSize);
ulong identity = shortPaths[shortPathIndex].Set(node, packet);
parser.ReturnParameter.ReturnParameterSetBinary(new ShortPathIdentity {
Index = shortPathIndex, Identity = identity, Ticks = startTicks, PacketSize = packet.Length
});
if (++shortPathIndex == shortPaths.Length)
{
shortPathIndex = 0;
}
}
/// <summary>
/// 查询数据
/// </summary>
/// <param name="queryData">查询数据</param>
/// <returns>返回参数</returns>
internal ValueData.Data Query(ref SubArray <byte> queryData)
{
queryBuffer.Set(ref queryData);
fixed(byte *dataFixed = queryData.Array)
{
OperationParameter.NodeParser parser = new OperationParameter.NodeParser(this, queryBuffer, dataFixed);
ServerDataStructure dataStructure = parser.Get(Array);
if (dataStructure != null)
{
dataStructure.Node.Query(ref parser);
return(parser.ReturnParameter);
}
}
return(new ValueData.Data(ReturnType.DataStructureIdentityError));
}
/// <summary>
/// 操作数据
/// </summary>
/// <param name="parameter">短路径操作参数</param>
/// <returns>返回参数</returns>
internal ValueData.Data Operation(ref OperationParameter.ShortPathOperationNode parameter)
{
if (CanWrite)
{
if (parameter.Buffer != null)
{
if (parameter.Identity.Ticks == startTicks)
{
byte[] packet;
Cache.Value.Node node = shortPaths[parameter.Identity.Index].Get(parameter.Identity.Identity, out packet);
if (packet.Length == parameter.Identity.PacketSize)
{
if (node.IsNode)
{
byte[] bufferData = parameter.Buffer.Array.Array;
System.Buffer.BlockCopy(packet, 0, bufferData, parameter.Buffer.Array.Start + OperationParameter.Serializer.HeaderSize, parameter.Identity.PacketSize);
fixed(byte *bufferFixed = bufferData)
{
OperationParameter.NodeParser parser = new OperationParameter.NodeParser(this, parameter.Buffer, bufferFixed);
parser.Read += parameter.Identity.PacketSize;
node.Operation(ref parser);
if (parser.IsOperation)
{
onOperation(parameter.Buffer);
}
else
{
parameter.Buffer.FreeReference();
}
return(parser.ReturnParameter);
}
}
return(new ValueData.Data(ReturnType.NotFoundShortPathNode));
}
}
return(new ValueData.Data(ReturnType.NotFoundShortPath));
}
return(new ValueData.Data(ReturnType.ServerDeSerializeError));
}
return(new ValueData.Data(ReturnType.CanNotWrite));
}
/// <summary>
/// 加载数据结构索引标识
/// </summary>
/// <param name="parser"></param>
/// <returns></returns>
private bool loadIndexIdentity(ref OperationParameter.NodeParser parser)
{
if (parser.ReadInt() == Array.Length)
{
FreeIndexs.PrepLength(Array.Length);
ServerDataStructure dataStructure;
for (int index = Array.Length; index != 0;)
{
if (!Array[--index].Load((ulong)parser.ReadLong(), out dataStructure))
{
return(false);
}
if (dataStructure == null)
{
FreeIndexs.UnsafeAdd(index);
}
}
isRebuild = false;
return(true);
}
return(false);
}
/// <summary>
/// 服务端数据结构定义信息
/// </summary>
/// <param name="cache">缓存管理</param>
/// <param name="buffer">数据缓冲区</param>
/// <param name="dataStructureBuffer">服务端数据结构定义数据</param>
internal unsafe ServerDataStructure(CacheManager cache, Buffer buffer, ref DataStructureBuffer dataStructureBuffer) : base(dataStructureBuffer.CacheName, dataStructureBuffer.Identity, dataStructureBuffer.Data)
{
ReturnType = ReturnType.ServerDataStructureCreateError;
fixed(byte *dataFixed = NodeData.Array)
{
byte *start = dataFixed + NodeData.Start;
DataStructureParser nodeParser = new DataStructureParser(start, start + NodeData.Length);
Type nodeType = nodeParser.Parse();
if (nodeType != null)
{
Cache.NodeInfo nodeInfo = (Cache.NodeInfo)nodeType.GetField(Cache.Node.NodeInfoFieldName, BindingFlags.Static | BindingFlags.NonPublic | BindingFlags.FlattenHierarchy).GetValue(null);
if (nodeInfo != null)
{
if (cache.IsFile || !nodeInfo.IsCacheFile || cache.SlaveServer != null)
{
OperationParameter.NodeParser nodeParameter = new OperationParameter.NodeParser(cache, buffer, dataFixed);
nodeParameter.Read += IndexIdentity.SerializeSize;
Node = nodeInfo.CallConstructor(ref nodeParameter);
NodeData.Length = (int)(nodeParser.Read - start);
byte[] data = NodeData.GetArray();
NodeData.Set(data, 0, data.Length);
}
else
{
ReturnType = ReturnType.CacheNodeNeedFile;
}
}
else
{
ReturnType = ReturnType.NotFoundCacheNodeInfo;
}
}
else
{
ReturnType = ReturnType.CacheNodeParseError;
}
}
}
/// <summary>
/// 查询数据
/// </summary>
/// <param name="queryData">查询数据</param>
/// <returns>返回参数</returns>
internal ValueData.Data ShortPathQuery(ref SubArray <byte> queryData)
{
byte[] data = queryData.Array;
ReturnType returnType = ReturnType.NotFoundShortPath;
fixed(byte *dataFixed = queryData.Array)
{
byte * start = dataFixed + queryData.Start;
ShortPathIdentity identity = new ShortPathIdentity(start + OperationParameter.Serializer.HeaderSize);
if (identity.Ticks == startTicks)
{
byte[] packet;
Cache.Value.Node node = shortPaths[identity.Index].Get(identity.Identity, out packet);
if (packet.Length == identity.PacketSize)
{
if (node.IsNode)
{
returnType = ReturnType.Unknown;
if ((*(int *)start = queryData.Length + identity.PacketSize - ShortPathIdentity.SerializeSize) <= queryData.Length)
{
System.Buffer.BlockCopy(packet, 0, data, queryData.Start + OperationParameter.Serializer.HeaderSize, identity.PacketSize);
System.Buffer.BlockCopy(data, queryData.Start + (OperationParameter.Serializer.HeaderSize + ShortPathIdentity.SerializeSize), data, queryData.Start + (OperationParameter.Serializer.HeaderSize + identity.PacketSize), queryData.Length - (OperationParameter.Serializer.HeaderSize + ShortPathIdentity.SerializeSize));
queryData.Length = *(int *)start;
queryBuffer.Set(ref queryData);
OperationParameter.NodeParser parser = new OperationParameter.NodeParser(this, queryBuffer, dataFixed);
parser.Read += identity.PacketSize;
node.Query(ref parser);
return(parser.ReturnParameter);
}
else
{
Buffer buffer = BufferCount.GetBuffer(*(int *)start);
try
{
SubArray <byte> bufferSubArray = buffer.Array;
byte[] bufferData = bufferSubArray.Array;
fixed(byte *bufferFixed = bufferData)
{
*(ulong *)(bufferFixed + bufferSubArray.Start) = *(ulong *)start;
System.Buffer.BlockCopy(packet, 0, bufferData, bufferSubArray.Start + OperationParameter.Serializer.HeaderSize, identity.PacketSize);
System.Buffer.BlockCopy(data, queryData.Start + (OperationParameter.Serializer.HeaderSize + ShortPathIdentity.SerializeSize), bufferData, bufferSubArray.Start + (OperationParameter.Serializer.HeaderSize + identity.PacketSize), queryData.Length - (OperationParameter.Serializer.HeaderSize + ShortPathIdentity.SerializeSize));
OperationParameter.NodeParser parser = new OperationParameter.NodeParser(this, buffer, bufferFixed);
parser.Read += identity.PacketSize;
node.Query(ref parser);
return(parser.ReturnParameter);
}
}
finally { buffer.Dispose(); }
}
}
else
{
returnType = ReturnType.NotFoundShortPathNode;
}
}
}
}
return(new ValueData.Data(returnType));
}
/// <summary>
/// 操作数据
/// </summary>
/// <param name="parameter">短路径操作参数</param>
/// <param name="onOperation"></param>
internal void Operation(ref OperationParameter.ShortPathOperationNode parameter, Func <AutoCSer.Net.TcpServer.ReturnValue <ReturnParameter>, bool> onOperation)
{
ReturnType returnType = ReturnType.CanNotWrite;
try
{
if (CanWrite)
{
if (parameter.Buffer != null)
{
returnType = ReturnType.NotFoundShortPath;
if (parameter.Identity.Ticks == startTicks)
{
byte[] packet;
Cache.Value.Node node = shortPaths[parameter.Identity.Index].Get(parameter.Identity.Identity, out packet);
if (packet.Length == parameter.Identity.PacketSize)
{
if (node.IsNode)
{
returnType = ReturnType.Unknown;
byte[] bufferData = parameter.Buffer.Array.Array;
System.Buffer.BlockCopy(packet, 0, bufferData, parameter.Buffer.Array.Start + OperationParameter.Serializer.HeaderSize, parameter.Identity.PacketSize);
fixed(byte *bufferFixed = bufferData)
{
OperationParameter.NodeParser parser = new OperationParameter.NodeParser(this, parameter.Buffer, bufferFixed);
parser.Read += parameter.Identity.PacketSize;
parser.OnReturn = onOperation;
try
{
node.Operation(ref parser);
}
finally
{
if (parser.OnReturn == null)
{
returnType = ReturnType.Success;
}
}
if (parser.IsOperation)
{
this.onOperation(parameter.Buffer);
}
else
{
parameter.Buffer.FreeReference();
}
return;
}
}
else
{
returnType = ReturnType.NotFoundShortPathNode;
}
}
}
}
else
{
returnType = ReturnType.ServerDeSerializeError;
}
}
parameter.Buffer.FreeReference();
}
finally
{
if (returnType != ReturnType.Success)
{
onOperation(new ReturnParameter(returnType));
}
}
}
/// <summary>
/// 查询数据
/// </summary>
/// <param name="queryData">查询数据</param>
/// <param name="onQuery"></param>
/// <param name="isDeSerializeStream">是否反序列化网络流，否则需要 Copy 数据</param>
internal void ShortPathQuery(ref SubArray <byte> queryData, AutoCSer.Net.TcpServer.ServerCallback <ReturnParameter> onQuery, bool isDeSerializeStream)
{
byte[] data = queryData.Array;
ReturnType returnType = ReturnType.ServerDeSerializeError;
try
{
fixed(byte *dataFixed = queryData.GetFixedBuffer())
{
byte * start = dataFixed + queryData.Start;
ShortPathIdentity identity = new ShortPathIdentity(start + OperationParameter.Serializer.HeaderSize);
returnType = ReturnType.NotFoundShortPath;
if (identity.Ticks == startTicks)
{
byte[] packet;
Cache.Value.Node node = shortPaths[identity.Index].Get(identity.Identity, out packet);
if (packet.Length == identity.PacketSize)
{
if (node.IsNode)
{
returnType = ReturnType.Unknown;
if ((*(int *)start = queryData.Length + identity.PacketSize - ShortPathIdentity.SerializeSize) <= queryData.Length)
{
System.Buffer.BlockCopy(packet, 0, data, queryData.Start + OperationParameter.Serializer.HeaderSize, identity.PacketSize);
System.Buffer.BlockCopy(data, queryData.Start + (OperationParameter.Serializer.HeaderSize + ShortPathIdentity.SerializeSize), data, queryData.Start + (OperationParameter.Serializer.HeaderSize + identity.PacketSize), queryData.Length - (OperationParameter.Serializer.HeaderSize + ShortPathIdentity.SerializeSize));
queryData.Length = *(int *)start;
queryBuffer.Set(ref queryData);
OperationParameter.NodeParser parser = new OperationParameter.NodeParser(this, queryBuffer, dataFixed);
parser.Read += identity.PacketSize;
parser.SetOnReturn(onQuery, isDeSerializeStream);
onQuery = null;
try
{
node.Query(ref parser);
}
finally
{
parser.CallOnReturn();
}
}
else
{
Buffer buffer = BufferCount.GetBuffer(*(int *)start);
try
{
SubArray <byte> bufferSubArray = buffer.Array;
byte[] bufferData = bufferSubArray.Array;
fixed(byte *bufferFixed = bufferData)
{
*(ulong *)(bufferFixed + bufferSubArray.Start) = *(ulong *)start;
System.Buffer.BlockCopy(packet, 0, bufferData, bufferSubArray.Start + OperationParameter.Serializer.HeaderSize, identity.PacketSize);
System.Buffer.BlockCopy(data, queryData.Start + (OperationParameter.Serializer.HeaderSize + ShortPathIdentity.SerializeSize), bufferData, bufferSubArray.Start + (OperationParameter.Serializer.HeaderSize + identity.PacketSize), queryData.Length - (OperationParameter.Serializer.HeaderSize + ShortPathIdentity.SerializeSize));
OperationParameter.NodeParser parser = new OperationParameter.NodeParser(this, buffer, bufferFixed);
parser.Read += identity.PacketSize;
parser.SetOnReturn(onQuery, isDeSerializeStream);
onQuery = null;
try
{
node.Query(ref parser);
}
finally
{
parser.CallOnReturn();
}
}
}
finally { buffer.Dispose(); }
}
}
else
{
returnType = ReturnType.NotFoundShortPathNode;
}
}
}
}
}
finally
{
if (onQuery != null)
{
onQuery.Callback(new ReturnParameter(returnType));
}
}
}
