/// <summary>
/// Performs the exporting.
/// This method navigates through all tables in a database,
/// exports the content of each of them to the specified data format and then
/// packs the result files with the specified packer.
/// </summary>
public void Export(Func <DatasetInfo, bool> filter = null)
{
var datasets = _dbReader.GetDatasets();
if (datasets.Count > 0)
{
_dataPacker.StartPacking(_datasetExporter.FileExtension);
try {
foreach (var table in datasets)
{
if (string.Equals(table.Name, "__EFMigrationsHistory", StringComparison.InvariantCultureIgnoreCase))
{
continue;
}
if (!(filter is null || filter(table)))
{
continue;
}
using (var stream = GetPackerStream(table.Name))
using (var reader = _dbReader.GetDataReaderForTable(table)) {
_logger?.LogInformation($"Exporting table {table.Name}...");
_datasetExporter.ExportDataset(reader, stream, table);
}
}
}
finally {
_dataPacker.FinishPacking();
}
}
}
/// <summary>
/// Performs the exporting.
/// This method navigates through all tables in a database,
/// exports the content of each of them to the specified data format and then
/// packs the result files with the specified packer.
/// </summary>
public void Export()
{
var datasets = _dbReader.GetDatasets();
if (datasets.Count > 0)
{
_dataPacker.StartPacking(_datasetExporter.FileExtension);
try {
foreach (var table in datasets)
{
if (string.Equals(table.Name, "__EFMigrationsHistory", StringComparison.InvariantCultureIgnoreCase))
{
continue;
}
using (var stream = GetPackerStream(table.Name))
using (var reader = _dbReader.GetDataReaderForTable(table)) {
_datasetExporter.ExportDataset(reader, stream, table);
}
}
}
finally {
_dataPacker.FinishPacking();
}
}
}
