VertexIter.java

import java.util.Iterator;

public class VertexIter {
	private Iterator iter;

	VertexIter() {
	} // used for anonymous class

	VertexIter(Graph g) {
		iter = g.vertices.iterator();
	}

	public Vertex next() {
		return (Vertex) iter.next();
	}

	public boolean hasNext() {
		return iter.hasNext();
	}
}