public IDbConnection CreateConnection(String connStr, String workspaceSchema, Action<DBConnBeforeEventArgs> beforeDBConnectCallback,
Action<DBConnAfterEventArgs> afterDBConnectCallback) {
if (beforeDBConnectCallback != null) {
var args = new DBConnBeforeEventArgs {
Cancel = false,
ConnectionString = connStr
};
beforeDBConnectCallback(args);
if (args.Cancel) return null;
connStr = args.ConnectionString;
}
IDbConnection result = this._factory.CreateConnection();
if (!String.IsNullOrEmpty(connStr) && (result != null)) {
result.ConnectionString = connStr;
try {
result.Open();
} catch (ThreadAbortException) {
throw;
} catch (Exception ex) {
throw new EBioDBConnectionError("Ошибка соединения с базой данных. Сообщение сервера: " + ex.Message, ex);
}
if (!String.IsNullOrEmpty(workspaceSchema)) {
SQLCmd.ExecuteScript(result, "ALTER SESSION SET CURRENT_SCHEMA=" + workspaceSchema.ToUpper(), null, 60);
}
if (afterDBConnectCallback != null) {
var args = new DBConnAfterEventArgs {
Connection = result
};
afterDBConnectCallback(args);
}
}
return result;
}
private void _beforeDBConnectCallback(DBConnBeforeEventArgs args) {
var e = this.BeforeDBConnectEvent;
if (e != null)
e(this, args);
}