code: private void changeToLocalContext(EJBThreadData threadData) // d704496
      throws java.rmi.RemoteException
      {
          // LIDB1181.23.5.1
          // For EJB 2.0 beans, ending global tx causes Tx Service to
          // automatically begin a local tx.  Create new ContainerTx.
          // For EJB 1.1 beans, we transition to no tx context here.
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isEventEnabled()) {
              LocalTransactionCurrent ltcCurrent =
                              EmbeddableTransactionManagerFactory.getLocalTransactionCurrent(); //LIDB1673.2.1.5 // 120870.3
  
              LocalTransactionCoordinator lCoord = ltcCurrent.getLocalTranCoord();
              if (lCoord != null) {
                  Tr.event(tc, "Tx Service began LTC cntxt: tid=" +
                               Integer.toHexString(lCoord.hashCode()) + "(LTC)");
              }
          }
  
          container.processTxContextChange(threadData, true); // d704496
      }
docs: d303100