public Graph(Cons lst) {
// System.out.println("Entering Graph()");
// for (Cons ptr = lst; ptr != null; ptr = Cons.rest(ptr) ) {
// if ( Cons.first(ptr) != null )
// System.out.println(Cons.first(ptr).toString()); }
vertices = new TreeMap<String, Vertex>();
// put all vertices in first
for (Cons ptr = lst; ptr != null; ptr = Cons.rest(ptr)) {
Cons item = (Cons) Cons.first(ptr);
// System.out.println("item = " + item.toString());
Vertex node =
vert((String) Cons.first(item), (Double) Cons.second(item), (Double) Cons.third(item));
}
for (Cons ptr = lst; ptr != null; ptr = Cons.rest(ptr)) {
Cons item = (Cons) Cons.first(ptr);
// System.out.println("item = " + item.toString());
Cons conns = (Cons) Cons.fourth(item);
Vertex node = vertices.get((String) Cons.first(item));
for (; conns != null; conns = Cons.rest(conns)) {
Cons conn = (Cons) Cons.first(conns);
// System.out.println("conn = " + conn.toString());
Vertex target = vertices.get((String) Cons.first(conn));
node.add(target, (Integer) Cons.second(conn));
target.add(node, (Integer) Cons.second(conn));
}
}
}
