public List<Database> getImplementedDatabases() {
        List<Database> returnList = new ArrayList<>();
        for (SortedSet<Database> set : implementedDatabases.values()) {
            returnList.add(set.iterator().next());
        }
        return returnList;
    }
public List<Database> getImplementedDatabases() {
        List<Database> returnList = new ArrayList<>();
        for (SortedSet<Database> set : implementedDatabases.values()) {
            returnList.add(set.iterator().next());
        }
        return returnList;
    }
public List < Database > getImplementedDatabases ( ) { List < Database > returnList = new ArrayList <> ( ) ; for ( SortedSet < Database > set : implementedDatabases . values ( ) ) { returnList . add ( set . iterator ( ) . next ( ) ) ; } return returnList ; }
Returns instances of all implemented database types.
Returns instances of all implemented database types .