public class FacilityMachines {
    private static Map<String, Boolean> map = new HashMap<String, Boolean>();

    public Map getMap(){
         return map;
    }

public class WriteFile {
    FacilityMachines fm = new FacilityMachines();
    private Map<String, Boolean> m = new HashMap<String, Boolean>();

}

public void saveFacilityInfo() {
    for (Map.Entry<String, Boolean> j: fm.getMap().entrySet()){
            String s = j.getKey();
            boolean b = j.getValue();
            oStream.println(i + ": " + s + " = " + b + ". ");
        }
}