public void Map(ICommand command, IMappedCommandExecutor executor)
{
var commandType = command.GetType();
IEnumerable <dynamic> attributes = commandType.GetCustomAttributes(false);
dynamic attributeHandler;
foreach (dynamic attribute in attributes)
{
if (_handlers.TryGetValue(attribute.GetType(), out attributeHandler))
{
attributeHandler.Map(attribute, command, executor);
return;
}
}
throw new CommandMappingException(string.Format("Could not find any mapping attribute handlers for mapping command of type {0}.", command.GetType().AssemblyQualifiedName));
}
public void Map(MapsToAggregateRootConstructorAttribute attribute, ICommand command, IMappedCommandExecutor executor)
{
var commandType = command.GetType();
ValidateCommandType(commandType);
var match = GetMatchingConstructor(attribute, commandType);
Func <ICommand, AggregateRoot> create = (c) =>
{
var parameter = match.Item2.Select(p => p.GetValue(c, null));
return((AggregateRoot)match.Item1.Invoke(parameter.ToArray()));
};
Action executorAction = () => executor.ExecuteActionCreatingNewInstance(create);
if (commandType.IsDefined(typeof(TransactionalAttribute), false))
{
var transactionService = NcqrsEnvironment.Get <ITransactionService>();
transactionService.ExecuteInTransaction(executorAction);
}
else
{
executorAction();
}
}
public void Map(MapsToAggregateRootMethodAttribute attribute, ICommand command, IMappedCommandExecutor executor)
{
var commandType = command.GetType();
ValidateCommandType(commandType);
var match = GetMatchingMethod(attribute, commandType, attribute.MethodName);
Action <AggregateRoot, ICommand> action =
(agg, cmd) =>
{
var parameter = match.Item2.Select(p => p.GetValue(cmd, null));
match.Item1.Invoke(agg, parameter.ToArray());
};
Action executorAction = () => executor.ExecuteActionOnExistingInstance(GetAggregateRootId, GetAggregateRootType, action);
if (commandType.IsDefined(typeof(TransactionalAttribute), false))
{
var transactionService = NcqrsEnvironment.Get <ITransactionService>();
transactionService.ExecuteInTransaction(executorAction);
}
else
{
executorAction();
}
}
