/// <summary>
/// Build a <see cref="StructureRetrievalInfo"/> from the specified parameters
/// </summary>
/// <param name="dataflow">
/// The dataflow to get the available data for
/// </param>
/// <param name="connectionStringSettings">
/// The Mapping Store connection string settings
/// </param>
/// <param name="allowedDataflows">
/// The collection of allowed dataflows
/// </param>
/// <exception cref="ArgumentNullException">
/// connectionStringSettings is null
/// </exception>
/// <exception cref="ArgumentNullException">
/// dataflow is null
/// </exception>
/// <exception cref="StructureRetrieverException">
/// Parsing error or mapping store exception error
/// </exception>
/// <returns>
/// a <see cref="StructureRetrievalInfo"/> from the specified parameters
/// </returns>
public StructureRetrievalInfo Build(
IConstrainableStructureReference dataflow,
ConnectionStringSettings connectionStringSettings,
IList<IMaintainableRefObject> allowedDataflows)
{
if (connectionStringSettings == null)
{
throw new ArgumentNullException("connectionStringSettings");
}
if (dataflow == null)
{
throw new ArgumentNullException("dataflow");
}
var info = new StructureRetrievalInfo(_logger, allowedDataflows, connectionStringSettings);
try
{
info.MappingSet = MappingSetRetriever.GetMappingSet(
info.ConnectionStringSettings,
dataflow.MaintainableReference.MaintainableId,
dataflow.MaintainableReference.Version,
dataflow.MaintainableReference.AgencyId,
info.AllowedDataflows);
if (info.MappingSet != null)
{
ParserDataflowRef(dataflow, info);
Initialize(info);
}
}
catch (SdmxException)
{
throw;
}
catch (StructureRetrieverException e)
{
_logger.Error(e.Message, e);
switch (e.ErrorType)
{
case StructureRetrieverErrorTypes.ParsingError:
throw new SdmxSyntaxException(e, ExceptionCode.XmlParseException);
case StructureRetrieverErrorTypes.MissingStructure:
case StructureRetrieverErrorTypes.MissingStructureRef:
throw new SdmxNoResultsException(e.Message);
default:
throw new SdmxException(e, SdmxErrorCode.GetFromEnum(SdmxErrorCodeEnumType.InternalServerError), e.Message);
}
}
catch (DbException e)
{
string mesage = "Mapping Store connection error." + e.Message;
_logger.Error(mesage);
_logger.Error(e.ToString());
throw new SdmxException(e, SdmxErrorCode.GetFromEnum(SdmxErrorCodeEnumType.InternalServerError), mesage);
}
catch (Exception e)
{
string mesage = string.Format(
CultureInfo.CurrentCulture,
ErrorMessages.ErrorRetrievingMappingSetFormat4,
dataflow.MaintainableReference.AgencyId,
dataflow.MaintainableReference.MaintainableId,
dataflow.MaintainableReference.Version,
e.Message);
_logger.Error(mesage);
_logger.Error(e.ToString());
throw new SdmxException(e, SdmxErrorCode.GetFromEnum(SdmxErrorCodeEnumType.InternalServerError), mesage);
}
return info;
}
/// <summary>
/// Parse the specified DataflowRefBean object and populate the <see cref="StructureRetrievalInfo.RequestedComponent"/> and <see cref="StructureRetrievalInfo.Criteria"/> fields
/// </summary>
/// <param name="d">
/// The DataflowRefBean to parse
/// </param>
/// <param name="info">
/// The current structure retrieval state
/// </param>
private static void ParserDataflowRef(IConstrainableStructureReference d, StructureRetrievalInfo info)
{
if (d.ConstraintObject != null && d.ConstraintObject.IncludedCubeRegion != null)
{
foreach (IKeyValues member in d.ConstraintObject.IncludedCubeRegion.KeyValues)
{
if (member.Values.Count == 0 || (member.Values.Count == 1 && SpecialValues.DummyMemberValue.Equals(member.Values[0])))
{
info.RequestedComponent = GetRequestedComponentId(info.MappingSet.Dataflow.Dsd, member.Id);
}
else
{
IKeyValuesMutable normalizedMember = new KeyValuesMutableImpl(member) { Id = GetRequestedComponentId(info.MappingSet.Dataflow.Dsd, member.Id) };
var keyValuesCore = new KeyValuesCore(normalizedMember, member.Parent);
info.Criteria.Add(keyValuesCore);
}
}
info.ReferencePeriod = d.ConstraintObject.MutableInstance.ReferencePeriod;
}
}
