public static void ChangeTable(string tableName, Action<Migrator> configMigration, MigrationOptions options = null)
{
try
{
var origin = Table.Parse(tableName, Connection);
var invoker = new Invoker(origin, Connection);
configMigration.Invoke(invoker.Migrator);
invoker.Run(options);
}
catch (Exception ex)
{
Logger.ErrorException(ex.Message, ex);
}
finally
{
Connection.Close();
}
}
private MigrationOptions ConfigureOptions(MigrationOptions options)
{
if (options == null)
{
options = new MigrationOptions();
}
if (options.Throttler == null)
{
if (Lhm.Throttler != null)
{
options.Throttler = Lhm.Throttler;
}
//use the default throttler todo create throttler factory
options.Throttler = new TimeThrottler(10, 100);
}
return options;
}
public void Run(MigrationOptions options)
{
Logger.Info("Starting LHM run on table " + _migrator.Name);
options = ConfigureOptions(options);
var migration = Migrator.Run();
var entangler = new Entangler(migration, _connection);
entangler.Run();
var chunker = new Chunker(migration, _connection, options);
chunker.Run();
if (options.UseAtomicSwitcher)
{
var switcher = new AtomicSwitcher(migration, _connection);
switcher.Run();
}
else
{
//todo create alternate switcher
}
}
public Chunker(TableMigration migration, IDbConnection connection, MigrationOptions options)
{
_migration = migration;
_connection = connection;
_throttler = options.Throttler;
}
