/** Start a new transaction in specific domain driver */
 public void startTransaction(String domainId, boolean bAutoCommit) throws Exception {
   try {
     // Get a AbstractDomainDriver instance
     DomainDriver domainDriver = this.getDomainDriver(idAsInt(domainId));
     // Start transaction
     domainDriver.startTransaction(bAutoCommit);
   } catch (Exception e) {
     throw new AdminException(
         "DomainDriverManager.startTransaction",
         SilverpeasException.ERROR,
         "admin.EX_ERR_START_TRANSACTION",
         "domain Id: '" + domainId + "'",
         e);
   }
 }