/// <summary>
/// Moves the read position back to the start of the Data Set (<see cref="IDataReaderEngine.KeyablePosition" /> moved
/// back to -1)
/// </summary>
public void Reset()
{
this._currentlyProcessingReaderIndex = -1;
this._ediDataReader = null;
this._currentObsPos = -1;
this._keyablePosition = -1;
this._currentKey = null;
this._currentObs = null;
}
/// <summary>
/// Initializes a new instance of the <see cref="EdiDataReaderEngine"/> class.
/// Initializes a new instance of the <see cref="T:System.Object"/> class.
/// </summary>
/// <param name="header">
/// The header.
/// </param>
/// <param name="dataflow">
/// The dataflow.
/// </param>
/// <param name="dataStructureObject">
/// The data Structure Bean.
/// </param>
/// <param name="ediDataReader">
/// The edi Data Reader.
/// </param>
public EdiDataReaderEngine(IHeader header, IDataflowObject dataflow, IDataStructureObject dataStructureObject, IEdiDataReader ediDataReader)
{
this._header = header;
this._dataStructureObject = dataStructureObject;
this._dataflowObject = dataflow;
this._ediDataReaders.Add(ediDataReader);
}
/// <summary>
/// Gets a value indicating whether the there are any more datasets in the data source
/// </summary>
/// <returns>
/// The <see cref="bool" /> .
/// </returns>
public bool MoveNextDataset()
{
this._currentlyProcessingReaderIndex++;
if (this._ediDataReaders.Count > this._currentlyProcessingReaderIndex)
{
this._ediDataReader = this._ediDataReaders[this._currentlyProcessingReaderIndex];
this.Start();
return true;
}
return false;
}
/// <summary>
/// Starts this instance.
/// </summary>
/// <exception cref="SdmxNoResultsException">
/// Can not read EDI Data File - Data Structure can not be found: +
/// maintainableRefObject
/// </exception>
private void Start()
{
this._ediDataReader = this._ediDataReaders[this._currentlyProcessingReaderIndex];
this._ediDataReader.ResetReader();
this._inFootNoteSection = false;
this._missingValue = this._ediDataReader.MissingValue;
IMaintainableRefObject maintainableRefObject = this._ediDataReader.DataSetHeaderObject.DataStructureReference.StructureReference.MaintainableReference;
if (this._objectRetrievalManager != null)
{
this._dataStructureObject = this._objectRetrievalManager.GetMaintainableObject<IDataStructureObject>(maintainableRefObject);
}
if (this._dataStructureObject == null)
{
throw new SdmxNoResultsException("Can not read EDI Data File - Data Structure can not be found:" + maintainableRefObject);
}
// metadata specific convention ?
if (this._dataStructureObject.GetAttribute(this._obsConf) == null)
{
if (this._dataStructureObject.GetAttribute("CONF_STATUS") != null)
{
this._obsConf = "CONF_STATUS";
}
}
this._datasetAttributes = this._ediDataReader.DatasetAttributes;
this.ObtainDataStructureInformation();
}
