class ReplicatedEnvironmentFacade implements EnvironmentFacade, StateChangeListener {

    public int getNumberOfElectableGroupMembers()
    {
        try
        {
            return getEnvironment().getGroup().getElectableNodes().size();
        }
        catch(RuntimeException e)
        {
            throw handleDatabaseException("Exception on getting number of electable group members", e);
        }
    }

    public  ReplicatedEnvironmentFacade(ReplicatedEnvironmentConfiguration configuration);

}