public interface com.mysql.clusterj.SessionFactoryService {
// Public Methods  public com.­mysql.­clusterj.­SessionFactory getSessionFactory(java.util.Map<java.­lang.­String, java.­lang.­String> props);
}

Create or get a session factory. If a session factory with the same value for PROPERTY_CLUSTER_CONNECTSTRING has already been created in the VM, the existing factory is returned, regardless of whether other properties of the factory are the same as specified in the Map.