public async Task <ExecuteCommandResultDto> ExecuteAsync(ExecuteCommandDto dto)
{
var command = ExecuteCommandDto.Deserialize(dto);
LoggerThreadContextManager.MarkCommandExecution(command);
Logger.InfoFormat("Ask execution of command {0} - {1}", command.MessageId, command.Describe());
var user = command.GetContextData(MessagesConstants.UserId) ?? dto.ImpersonatingUser;
if (user == null)
{
throw new JarvisFrameworkEngineException($"Unable to execue a command, no user in header {MessagesConstants.UserId} nor impersonation user in dto is present.");
}
try
{
await _commandBus.SendAsync(command, user).ConfigureAwait(false);
return(new ExecuteCommandResultDto(true, "", null));
}
catch (AggregateModifiedException ex)
{
//we have a conflicting exception
var retValue = new ExecuteCommandResultDto(false, ex.Message, ex);
if (dto.OfflineCheckpointTokenFrom.HasValue)
{
List <CommitShortInfo> newCommits = await GetNewCommid(dto.OfflineCheckpointTokenFrom.Value, ex.AggregateId).ConfigureAwait(false);
var idList = newCommits.Select(c => c.OperationId).ToList();
retValue.ConflictingCommands = GetConflictingCommandList(ex.AggregateId, idList);
}
return(retValue);
}
catch (Exception ex)
{
return(new ExecuteCommandResultDto(false, ex.Message, ex));
}
finally
{
LoggerThreadContextManager.ClearMarkCommandExecution(); //clear data
}
}
public static ICommand Deserialize(ExecuteCommandDto dto)
{
var type = System.Type.GetType(dto.Type);
if (type == null)
{
throw new JarvisFrameworkEngineException($"Unable to load command type {dto.Type}");
}
var jsonSerializerSettings = GetSerializationSettings();
var rawDeserializedObject = JsonConvert.DeserializeObject(dto.SerializedCommand, type, jsonSerializerSettings);
var command = rawDeserializedObject as ICommand;
if (command == null)
{
throw new JarvisFrameworkEngineException($"Deserialzied type {dto.Type} does not implements ICommand interface");
}
return(command);
}
