private static IDataLoader CreateTablesLoader <DLParams, Producer>(FileStream stream, string fileSetName, bool sourceOrder, TableOverwriteMode overwriteMode)
where DLParams : DataLoaderParams
where Producer : EntityProducer
{
var serializer = new XmlSerializer(typeof(DLParams));
var p = (DLParams)serializer.Deserialize(stream);
p.TableMetadataEntity.EntityKind = p.TableMetadataEntity.EntitySet + "Item";
if (p.ProcessorParams != null)
{
p.ProcessorParams.EntityKind = p.TableMetadataEntity.EntityKind;
p.ProcessorParams.EntitySet = p.TableMetadataEntity.EntitySet;
}
if (sourceOrder && p.ProcessorParams != null && !String.IsNullOrEmpty(p.ProcessorParams.PartitionKeyPropertyName) &&
p.ProcessorParams.PartitionKeyPropertyName.ToLower() != DataLoaderConstants.ValueUniqueAutoGen)
{
throw new ApplicationException("PartitionKey must be empty or equal to 'New.Guid' in .cfg when use sourceOrder");
}
if (overwriteMode == TableOverwriteMode.Update && p.ProcessorParams != null &&
(String.IsNullOrEmpty(p.ProcessorParams.PartitionKeyPropertyName) ||
p.ProcessorParams.PartitionKeyPropertyName.ToLower() == DataLoaderConstants.ValueUniqueAutoGen ||
String.IsNullOrEmpty(p.ProcessorParams.PartitionKeyPropertyName) ||
p.ProcessorParams.PartitionKeyPropertyName.ToLower() == DataLoaderConstants.ValueUniqueAutoGen))
{
throw new ApplicationException("PartitionKey and RowKey must be provided in .cfg for /mode=update");
}
EntityProducer producer = null;
if (!p.TableMetadataEntity.IsEmpty)
{
producer = (Producer)Activator.CreateInstance(typeof(Producer),
fileSetName,
p.TableMetadataEntity.EntitySet,
p.TableMetadataEntity.EntityKind,
p.ProducerParams,
sourceOrder);
}
var processor = new TableEntityProcessor(p.ProcessorParams, overwriteMode);
return(new TableDataLoader(p, producer, processor, overwriteMode));
}
public TableDataLoader(DataLoaderParams parameters, EntityProducer producer, EntityProcessor processor,
TableOverwriteMode overwriteMode)
: base(parameters, producer, processor)
{
this.overwriteMode = overwriteMode;
}
/// <summary>
/// Creates either a Console or WPF Data Loader
/// </summary>
/// <typeparam name="DLParams">Specific Data Loader Create</typeparam>
/// <typeparam name="Producer">Specific Entity to Produce</typeparam>
/// <param name="fileSetName"></param>
/// <param name="target"></param>
/// <param name="stream"></param>
/// <param name="sourceOrder"></param>
/// <param name="overwriteMode"></param>
/// <returns></returns>
private static IDataLoader CreateLoader <DLParams, Producer>(string fileSetName, DataLoadingTarget target, FileStream stream, bool sourceOrder, TableOverwriteMode overwriteMode)
where DLParams : DataLoaderParams
where Producer : EntityProducer
{
switch (target)
{
case DataLoadingTarget.Console:
return(CreateConsoleLoader <DLParams, Producer>(stream, fileSetName, sourceOrder));
case DataLoadingTarget.Tables:
return(CreateTablesLoader <DLParams, Producer>(stream, fileSetName, sourceOrder, overwriteMode));
}
throw new NotSupportedException(target.ToString());
}
public static IDataLoader CreateDataLoader(SourceDataType type, DataLoadingTarget target, string fileSetName, TableOverwriteMode overwriteMode, bool sourceOrder)
{
string dir = Directory.GetCurrentDirectory();
string file = string.Concat(fileSetName, DataLoaderConstants.FileExtConfig);
using (var stream = File.Open(Path.Combine(dir, file), FileMode.Open, FileAccess.Read))
switch (type)
{
case SourceDataType.DbfAndKml:
return(CreateLoader <DbaseKmlToTablesDataLoaderParams, DbaseKmlEntityProducer>(fileSetName, target, stream, sourceOrder, overwriteMode));
case SourceDataType.Csv:
return(CreateLoader <CsvToTablesDataLoaderParams, CsvEntityProducer>(fileSetName, target, stream, sourceOrder, overwriteMode));
case SourceDataType.Kml:
return(CreateLoader <KmlToTablesDataLoaderParams, KmlEntityProducer>(fileSetName, target, stream, sourceOrder, overwriteMode));
}
throw new NotSupportedException(type.ToString());
}
public TableEntityProcessor(TableProcessorParams parameters, TableOverwriteMode overwriteMode)
{
_parameters = parameters;
_overwriteMode = overwriteMode;
}
public TableEntityProcessor(TableProcessorParams parameters, TableOverwriteMode overwriteMode)
{
_parameters = parameters;
_overwriteMode = overwriteMode;
}
public TableDataLoader(DataLoaderParams parameters, EntityProducer producer, EntityProcessor processor,
TableOverwriteMode overwriteMode)
: base(parameters, producer, processor)
{
this.overwriteMode = overwriteMode;
}
