Action Discovery

CreateEntityAction.cs

public class CreateEntityAction<TEntity>
	where TEntity : IDomainEntity
{
	public CommandResult<TEntity> Execute(CreateEntityModel<TEntity> input)
	{
		// do generic stuff
	}
}

CreateEntityActionSource.cs

public class CreateEntityActionSource : IActionSource
{
	public IEnumerable<ActionCall> FindActions(TypePool types)
	{
		var entities = // get the types from a scan or something conventional
		entities
			.Select(entity => {
				var handlerType = typeof(CreateEntityAction<>).MakeGenericType(entity);
				return new ActionCall(handlerType, handlerType.GetMethod("Execute", BindingFlags.Public | BindingFlags.Instance));
			});
	}
}

IActionSource.cs

public interface IActionSource
{
	IEnumerable<ActionCall> FindActions(TypePool types);
}