/// <summary>
/// create MsgDecoder
/// if error, use Debug.LogError
/// </summary>
/// <param name="msgType"></param>
/// <returns></returns>
public static MsgDecoder CreateInstance(Type msgType)
{
string error;
MsgDecoder decoder = CreateInstance(msgType, out error);
if (decoder == null)
{
Debug.LogError(error);
}
return(decoder);
}
/// <summary>
/// create MsgDecoder
/// </summary>
/// <param name="msgId"></param>
/// <param name="msgType"></param>
/// <param name="error"></param>
/// <returns></returns>
public static MsgDecoder CreateInstance(Type msgType, out string error)
{
try
{
MethodInfo createBuilderMi = msgType.GetMethod("CreateBuilder", new Type[] { });
if (createBuilderMi == null)
{
error = "CreateBuilder method is not found";
return(null);
}
object builder = createBuilderMi.Invoke(null, null);
if (builder == null)
{
error = "builder == null";
return(null);
}
MethodInfo parseFromMi = msgType.GetMethod("ParseFrom", new[] { typeof(Stream) });
if (parseFromMi == null)
{
error = "ParseFrom method is not found";
return(null);
}
MsgDecoder decoder = new MsgDecoder();
decoder.mParseFromMi = parseFromMi;
decoder.BuilderType = builder.GetType();
error = null;
return(decoder);
}
catch (Exception ex)
{
error = ex.ToString();
return(null);
}
}