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89 lines
2.7 KiB
89 lines
2.7 KiB
3 years ago
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using System;
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using System.IO;
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namespace ET
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{
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public static class MessageSerializeHelper
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{
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public static object DeserializeFrom(ushort opcode, Type type, MemoryStream memoryStream)
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{
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if (opcode < OpcodeRangeDefine.PbMaxOpcode)
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{
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return ProtobufHelper.FromStream(type, memoryStream);
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}
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if (opcode >= OpcodeRangeDefine.JsonMinOpcode)
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{
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return JsonHelper.FromJson(type, memoryStream.GetBuffer().ToStr((int)memoryStream.Position, (int)(memoryStream.Length - memoryStream.Position)));
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}
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#if NOT_UNITY
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return MongoHelper.FromStream(type, memoryStream);
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#else
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throw new Exception($"client no message: {opcode}");
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#endif
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}
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public static void SerializeTo(ushort opcode, object obj, MemoryStream memoryStream)
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{
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try
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{
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if (opcode < OpcodeRangeDefine.PbMaxOpcode)
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{
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ProtobufHelper.ToStream(obj, memoryStream);
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return;
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}
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if (opcode >= OpcodeRangeDefine.JsonMinOpcode)
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{
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string s = JsonHelper.ToJson(obj);
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byte[] bytes = s.ToUtf8();
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memoryStream.Write(bytes, 0, bytes.Length);
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return;
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}
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#if NOT_UNITY
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MongoHelper.ToStream(obj, memoryStream);
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#else
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throw new Exception($"client no message: {opcode}");
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#endif
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}
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catch (Exception e)
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{
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throw new Exception($"SerializeTo error: {opcode}", e);
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}
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}
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public static MemoryStream GetStream(int count = 0)
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{
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MemoryStream stream;
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if (count > 0)
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{
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stream = new MemoryStream(count);
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}
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else
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{
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stream = new MemoryStream();
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}
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return stream;
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}
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public static (ushort, MemoryStream) MessageToStream(object message)
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{
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int headOffset = Packet.ActorIdLength;
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MemoryStream stream = GetStream(headOffset + Packet.OpcodeLength);
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ushort opcode = OpcodeTypeComponent.Instance.GetOpcode(message.GetType());
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stream.Seek(headOffset + Packet.OpcodeLength, SeekOrigin.Begin);
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stream.SetLength(headOffset + Packet.OpcodeLength);
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stream.GetBuffer().WriteTo(headOffset, opcode);
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MessageSerializeHelper.SerializeTo(opcode, message, stream);
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stream.Seek(0, SeekOrigin.Begin);
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return (opcode, stream);
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}
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}
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}
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