public CommandResult Handle(CommandDescriptor commandDescriptor)
{
var commandInstance = GetCommandFromDescriptor(commandDescriptor);
if (commandInstance == null)
return new CommandResult { Exception = new UnknownCommandException(commandDescriptor.Name) };
var result = _commandCoordinator.Handle(commandInstance);
return result;
}
public CommandResult Handle(CommandDescriptor commandDescriptor)
{
var commandInstance = GetCommandFromDescriptor(commandDescriptor);
if (commandInstance == null)
{
return new CommandResult {
Exception = new UnknownCommandException(commandDescriptor.Name)
}
}
;
var result = _commandCoordinator.Handle(commandInstance);
return(result);
}
public CommandResult Handle(CommandDescriptor descriptor)
{
try
{
var commandType = _typeDiscoverer.GetCommandTypeByName(descriptor.GeneratedFrom);
var command = (ICommand)_serializer.FromJson(commandType, descriptor.Command);
command.Id = descriptor.Id;
_commandContextConnectionManager.Register(Context.ConnectionId, command.Id);
var commandResult = _commandCoordinator.Handle(command);
return(commandResult);
}
catch (Exception ex)
{
return(new CommandResult {
Exception = ex,
ExceptionMessage = string.Format("Exception occured of type '{0}' with message '{1}'. StackTrace : {2}", ex.GetType().Name, ex.Message, ex.StackTrace)
});
}
}
public CommandResult Handle(CommandDescriptor descriptor)
{
try
{
var commandType = _typeDiscoverer.GetCommandTypeByName(descriptor.GeneratedFrom);
var command = (ICommand)_serializer.FromJson(commandType, descriptor.Command);
command.Id = descriptor.Id;
_commandContextConnectionManager.Register(Context.ConnectionId, command.Id);
var commandResult = _commandCoordinator.Handle(command);
return commandResult;
}
catch (Exception ex)
{
return new CommandResult {
Exception = ex,
ExceptionMessage = string.Format("Exception occured of type '{0}' with message '{1}'. StackTrace : {2}",ex.GetType().Name,ex.Message,ex.StackTrace)
};
}
}
public IEnumerable<CommandResult> HandleForSaga(Guid sagaId, CommandDescriptor[] commandDescriptors)
{
var results = new List<CommandResult>();
var saga = _sagaLibrarian.Get(sagaId);
// Todo : IMPORTANT : We need to treat this as a unit of work with rollbacks if one or more commands fail and some succeed!!!!!!!!!!!
foreach (var commandDescriptor in commandDescriptors)
{
ICommand commandInstance = null;
try
{
commandInstance = GetCommandFromDescriptor(commandDescriptor);
results.Add(_commandCoordinator.Handle(saga, commandInstance));
}
catch (Exception ex)
{
var commandResult = CommandResult.ForCommand(commandInstance);
commandResult.Exception = ex;
return new[] { commandResult };
}
}
return results.ToArray();
}
ICommand GetCommandFromDescriptor(CommandDescriptor commandDescriptor)
{
var commandType = _typeDiscoverer.GetCommandTypeByName(commandDescriptor.GeneratedFrom);
var commandInstance = _serializer.FromJson(commandType, commandDescriptor.Command) as ICommand;
return commandInstance;
}