public List <T> ImportFromFileToMemory <T>(string path, IErrorHandler errorHandler = null)
{
JobSettings settings = new JobSettings
{
Tables = new List <Table>(),
AuditColumns = new JobSettings.AuditSettings(),
IgnoreAuditColumnsOnExport = true,
UseAuditColumnsOnImport = false,
Path = Path.GetDirectoryName(path)
};
errorHandler = errorHandler ?? new DefaultErrorHandler();
Table table = new Table();
table.Name = typeof(T).Name;
table.Initialize <T>(settings, errorHandler);
var diffGenerator = new DiffGenerator();
using (var target = new EmptyDataReader(table))
using (var source = new XmlRecordDataReader(path, table))
using (var writer = new InMemoryDataWriter <T>(table))
{
diffGenerator.GenerateDifference(source, target, table, writer, settings);
return(writer.Data);
}
}
public override void Run(JobSettings settings, string environment, IErrorHandler errorHandler)
{
using (var connection = new SqlConnection(settings.ConnectionString))
{
connection.Open();
foreach (var table in settings.Tables)
{
using (var cmd = connection.CreateCommand())
{
table.Initialize(connection, settings, errorHandler);
cmd.CommandText = $"SELECT * FROM {table.QualifiedName}";
var diffGenerator = new DiffGenerator();
var file = Path.Combine(settings.Path, table.Name + ".xml");
try
{
File.Move(file, file + ".old");
using (var source = cmd.ExecuteReader())
using (var target = new XmlRecordDataReader(file + ".old", table))
using (var writer = new XmlDataWriter(table, settings))
{
diffGenerator.GenerateDifference(source, target, table, writer, settings);
}
File.Delete(file + ".old");
}
finally
{
if (File.Exists(file + ".old"))//If the old file still exists then something went wrong. Revert back to the original
{
if (File.Exists(file))
{
File.Delete(file);
}
File.Move(file + ".old", file);
}
}
}
}
}
}
public override void Run(JobSettings settings, string environment, IErrorHandler errorHandler)
{
using (var connection = new SqlConnection(settings.ConnectionString))
{
connection.Open();
foreach (var table in settings.Tables)
{
using (var cmd = connection.CreateCommand())
{
table.Initialize(connection, settings, errorHandler);
cmd.CommandText = $"SELECT * FROM {table.QualifiedName}";
var diffGenerator = new DiffGenerator();
using (var target = cmd.ExecuteReader())
using (var source = new XmlRecordDataReader(Path.Combine(settings.Path, table.Name + ".xml"), table))
using (var writer = new SqlSimpleDataWriter(settings.ConnectionString, table, settings))
{
diffGenerator.GenerateDifference(source, target, table, writer, settings);
}
}
}
}
}
