code: public void removeConnectionEventListener(
              final ConnectionEventListener listener) {
  
          if (TraceComponent.isAnyTracingEnabled() && TRACE.isEntryEnabled()) {
              SibTr.entry(this, TRACE, "removeConnectionEventListener", listener);
          }
  
          _eventListeners.remove(listener);
  
          if (TraceComponent.isAnyTracingEnabled() && TRACE.isEntryEnabled()) {
              SibTr.exit(this, TRACE, "removeConnectionEventListener");
          }
  
      }
docs: Removes a connection event listener.
  
  @param listener
  the listener to remove