/// <summary>
/// Create a copy of a transformer.
/// </summary>
/// <param name="id">New id of the transformer, must be unique</param>
/// <param name="transformer">The transformer to copy.</param>
/// <returns>A new transformer</returns>
public static ITransformer CloneTransformer(string id, ITransformer transformer)
{
try
{
var newConfig = new TransformerConfiguration()
{
Id = id,
ReaderId = transformer.Config.ReaderId,
Mappers = transformer.Config.Mappers,
Type = transformer.Config.Type,
};
var mappers = new List <IMapper>();
foreach (var mapperConfig in newConfig.Mappers)
{
var mapper = CollectorFactory.CreateMapper(mapperConfig);
if (mapper == null)
{
throw new NullReferenceException("Unable to create Collector. Invalid Mapper defined.");
}
mappers.Add(mapper);
}
var newTransformer = ComponentRegistration.CreateInstance <ITransformer>(newConfig.Type);
newTransformer.Configure(newConfig, transformer.Handler);
return(transformer);
}
catch (Exception e)
{
_logger.Error(e);
}
return(null);
}
/// <summary>
/// Create the entire stack. Invoke run to execute the stack.
/// </summary>
/// <param name="readerId">The id of the reader.</param>
/// <returns>A new stack</returns>
public IStack CreateStack(string readerId)
{
var stack = CollectorFactory.CreateStack(readerId, _config);
_sema.WaitOne();
_stacks.Add(stack.Reader.Id, stack);
_sema.Release();
return(stack);
}
/// <summary>
/// Create a Transformer.
/// </summary>
/// <param name="type">The name of the class to create.</param>
/// <param name="id">The id of the transformer.</param>
/// <param name="publishers">The publishers to use to publish the JSON data to a repository.</param>
/// <param name="mappers">The mappers to use to transform/map the data.</param>
/// <returns>A new handler.</returns>
public static ITransformer CreateTransformer(TransformerConfiguration config, ITransformedDataHandler handler)
{
var mappers = new List <IMapper>();
foreach (var mapperConfig in config.Mappers)
{
var mapper = CollectorFactory.CreateMapper(mapperConfig);
if (mapper == null)
{
throw new NullReferenceException("Unable to create Collector. Invalid Mapper defined.");
}
mappers.Add(mapper);
}
var transformer = ComponentRegistration.CreateInstance <ITransformer>(config.Type);
transformer.Configure(config, handler);
return(transformer);
}