public void RegisterDataSource(DataSource dataSource) {
Util.CheckNotEmpty(dataSource.Name, "DataSource name may not be empty.");
//dataSource.Database.CheckConnectivity();
lock (_lock) {
var oldDs = LookupDataSource(dataSource.Name);
if (oldDs != null)
return;
//create copy, add to it, and then replace with interlock
IDictionary<string, DataSource> newDict;
if (_dataSources == null)
newDict = new Dictionary<string, DataSource>(StringComparer.InvariantCultureIgnoreCase);
else
newDict = new Dictionary<string, DataSource>(_dataSources, StringComparer.InvariantCultureIgnoreCase);
newDict.Add(dataSource.Name, dataSource);
System.Threading.Interlocked.Exchange(ref _dataSources, newDict);
}
//Invoke upgrade
_events.OnDataSourceStatusChanging(new DataSourceEventArgs(dataSource, DataSourceEventType.Connecting));
// Update db model
var db = dataSource.Database;
if (db.Settings.UpgradeMode != DbUpgradeMode.Never) {
var updateMgr = new DbUpgradeManager(dataSource);
var upgradeInfo = updateMgr.UpgradeDatabase();
_app.CheckActivationErrors();
ApplyMigrations(upgradeInfo);
}
_events.OnDataSourceStatusChanging(new DataSourceEventArgs(dataSource, DataSourceEventType.Connected));
}
public DataSourceEventArgs(DataSource dataSource, DataSourceEventType eventType)
{
DataSource = dataSource;
EventType = eventType;
}
public DbUpgradeEventArgs(DataSource dataSource, DataSourceEventType eventType, List<DbUpgradeScript> scripts,
DateTime startedOn, DateTime? completedOn,
Exception exception = null, DbUpgradeScript failedScript = null)
{
DataSource = dataSource;
Scripts = scripts;
StartedOn = startedOn;
CompletedOn = completedOn;
Exception = exception;
FailedScript = failedScript;
}