private string InitConnectionString(ProviderType provider)
{
if (!MsAccessDataHelper.HasProvider(provider))
{
throw new InvalidOperationException(string.Format(Resources.ProviderNotInstaller, provider.ToString()));
}
_databasePath = GenerateDatabaseName();
if (!string.IsNullOrEmpty(_sourceDatabasePath))
{
File.Copy(_sourceDatabasePath, _databasePath, true);
}
else if (_sourceDatabaseStream != null)
{
using (FileStream writer = new FileStream(_databasePath, FileMode.Create, FileAccess.Write))
{
_sourceDatabaseStream.CopyTo(writer);
}
}
else
{
MsAccessDataHelper.CreateEmptyDatabase(_databasePath, provider);
}
return(MsAccessDataHelper.CreateConnectionString(_databasePath, provider));
}
/// <inheritdoc/>
protected override string GetTempTableName()
{
ProviderType provider = MsAccessDataHelper.GetProviderType(_connection);
_tempDatabasePath = Path.GetTempFileName();
MsAccessDataHelper.CreateEmptyDatabase(_tempDatabasePath, provider);
_tempDatabase = new OleDbConnection(MsAccessDataHelper.CreateConnectionString(_tempDatabasePath, provider));
_tempDatabase.Open();
return(DestinationTableName);
}
private void CreateEmptyDatabaseCore(ProviderType provider)
{
string emptyDbPath = Path.GetTempFileName();
try
{
MsAccessDataHelper.CreateEmptyDatabase(emptyDbPath, provider);
Action connectToEmptyDbAction = () =>
{
using (var cn = new OleDbConnection(MsAccessDataHelper.CreateConnectionString(emptyDbPath, provider)))
{
cn.Open();
}
};
connectToEmptyDbAction.Should().NotThrow();
}
finally
{
File.Delete(emptyDbPath);
}
}
