/// <summary>
/// Instantiate and execute a single migration
/// </summary>
/// <param name="direction">Diretion to run the migration in</param>
/// <param name="migrationData"><see cref="MigrationData"/> describing to migration to instantiate and execute</param>
/// <param name="connection">Connection to use to execute the migration</param>
protected virtual void RunMigration(MigrationDirection direction, MigrationData migrationData, TConnection connection)
{
var migration = this.CreateMigration(migrationData);
var data = new MigrationRunData <TConnection>(connection, this.Logger ?? NullLogger.Instance, direction);
migration.RunMigration(data);
}
void IMigration <DbConnection> .RunMigration(MigrationRunData <DbConnection> data)
{
this.Connection = data.Connection;
this.Logger = data.Logger;
if (this.UseTransaction)
{
using (this.Transaction = this.Connection.BeginTransaction(IsolationLevel.Serializable))
{
try
{
if (data.Direction == MigrationDirection.Up)
{
this.Up();
}
else
{
this.Down();
}
this.Transaction.Commit();
}
catch
{
this.Transaction?.Rollback();
throw;
}
finally
{
this.Transaction = null;
}
}
}
else
{
if (data.Direction == MigrationDirection.Up)
{
this.Up();
}
else
{
this.Down();
}
}
}